Rak nadnerczy
Epidemiologia

Rak nadnerczy (adrenocortical carcinoma, ACC) to rzadki, agresywny nowotwór o zapadalności 0,5-2 przypadki na milion osób rocznie, z bimodalnym rozkładem wieku zachorowań – najczęściej w pierwszej oraz czwartej i piątej dekadzie życia. Kobiety chorują 2,5-3 razy częściej niż mężczyźni. Występuje częściej u dzieci poniżej 5 roku życia (mediana 3,2 roku), a u dorosłych stanowi 0,02-0,2% wszystkich nowotworów. Wysoka zapadalność obserwowana jest w południowej Brazylii (3,4-4,2/milion dzieci), związana z mutacjami germinalnymi TP53 (allele R175H, R337H). Rak nadnerczy może być elementem zespołów genetycznych, takich jak Li-Fraumeni, Lynch, MEN1, FAP czy Beckwitha-Wiedemanna. Diagnostyka obejmuje ocenę hormonalną, badania obrazowe (CT, MRI) oraz badania genetyczne. Czynniki ryzyka złośliwości to m.in. wiek dziecięcy (62% złośliwości vs 8% u dorosłych), guzy wykryte nieprzypadkowo (32% vs 3%), średnica >4 cm (34% vs 7%), gęstość w CT >20 HU (15% vs 1%) oraz guzy obustronne (16% vs 7%).

Epidemiologia raka nadnerczy

Rak nadnerczy (adrenocortical carcinoma, ACC) jest niezwykle rzadkim nowotworem złośliwym o agresywnym przebiegu. Roczna częstość występowania raka nadnerczy szacowana jest na 0,5-2 przypadki na milion osób rocznie w populacji ogólnej12. W Stanach Zjednoczonych diagnozuje się około 200-300 nowych przypadków rocznie34, natomiast w Niemczech szacuje się na 80-120 nowych przypadków rocznie5. Według projektu Rare Cancers in Europe (RARECARE), roczna zapadalność na raka kory nadnerczy wynosi 0,22 na 100 000 osób6.

Częstość występowania raka nadnerczy wykazuje charakterystyczny rozkład bimodalny – występuje on najczęściej w pierwszej dekadzie życia oraz w czwartej i piątej dekadzie życia78. U dzieci rak nadnerczy stanowi około 1,3% wszystkich nowotworów dziecięcych, podczas gdy u dorosłych jedynie 0,02-0,2% wszystkich nowotworów9. Większość dzieci z rakiem nadnerczy diagnozowana jest przed 5 rokiem życia (mediana wieku 3,2 roku), przy czym 60% pacjentów ma mniej niż 4 lata, a 14% powyżej 13 lat10.

Rak nadnerczy częściej występuje u kobiet niż u mężczyzn, ze stosunkiem 2,5-3:11112. Nowotwory hormonalnie czynne są częstsze u kobiet, które również częściej rozwijają związane z tym zespoły endokrynologiczne. Natomiast nowotwory hormonalnie nieczynne występują z podobną częstością u obu płci1314.

Regionalne różnice epidemiologiczne

Interesującym zjawiskiem epidemiologicznym jest znacznie wyższa częstość występowania raka nadnerczy w południowej i południowo-wschodniej Brazylii, gdzie zapadalność jest 10-15 razy wyższa niż w populacji ogólnej1516. Zjawisko to wiąże się z wyższą częstością występowania mutacji germinalnej genu TP53, szczególnie alleli R175H i R337H, co jest efektem tzw. „efektu założyciela” (founder effect). W regionie tym roczna zapadalność na raka nadnerczy u dzieci wynosi 3,4-4,2 na milion, w porównaniu do światowej zapadalności 0,3 na milion dzieci poniżej 15 roku życia17.

Czynniki ryzyka i predyspozycje genetyczne

Chociaż dokładna etiologia raka nadnerczy pozostaje nieznana, zidentyfikowano szereg czynników genetycznych predysponujących do rozwoju tego nowotworu. Według dużej analizy genomowej nowotworów dziecięcych, odsetek nosicieli patogennych wariantów germinalnych wśród wszystkich typów nowotworów był najwyższy właśnie w przypadku raka kory nadnerczy (około 50%)18.

Rak nadnerczy może występować w ramach następujących zespołów genetycznych1920:

  • Zespół Li-Fraumeni – związany z mutacją genu TP53
  • Zespół Lyncha – z mutacjami genów MLH1, MSH2, MSH6, PMS2
  • Zespół mnogiej gruczolakowatości wewnątrzwydzielniczej typu I (MEN1)
  • Zespół rodzinnej polipowatości gruczolakowatej (FAP) związany z mutacją genu APC
  • Zespół Beckwitha-Wiedemanna (BWS) – u pacjentów z tym zespołem ogólne ryzyko rozwoju nowotworu wynosi około 5-10%, a rak kory nadnerczy stanowi około 7% wszystkich nowotworów złośliwych21

Warto zauważyć, że prawdopodobieństwo wystąpienia germinalnej mutacji TP53 jest najwyższe w pierwszych latach życia i zmniejsza się wraz z wiekiem22. Częstość występowania mutacji germinalnych TP53 jest szczególnie wysoka u dzieci zdiagnozowanych z rakiem kory nadnerczy, zmniejszając się z 58% u dzieci zdiagnozowanych przed 12 rokiem życia do 25% u osób zdiagnozowanych między 12 a 20 rokiem życia23.

Incydentaloma nadnerczy a rak

Guzy nadnerczy są stosunkowo częstym znaleziskiem w praktyce klinicznej. Szacuje się, że występują u 3-10% populacji24. Większość z nich to łagodne, niewydzielające guzy przypadkowo wykryte podczas badań obrazowych (tzw. incydentaloma nadnerczy). W około 1-5% wszystkich przypadków, badania tomografii komputerowej jamy brzusznej wykonywane z przyczyn niezwiązanych z nadnerczami ujawniają obecność guza nadnerczy25. Częstość występowania incydentaloma nadnerczy wzrasta z wiekiem – odsetek wynosi mniej niż 1% u pacjentów poniżej 30 roku życia i wzrasta do 7% u pacjentów w wieku 70 lat lub starszych26.

Badanie populacyjne przeprowadzone przez Ebbehøj i wsp. wykazało 10-krotny wzrost wykrywalności guzów nadnerczy w latach 1995-2017, głównie ze względu na częstsze wykorzystywanie zaawansowanych technik obrazowania2728. Choć większość incydentaloma to łagodne guzy, istnieje ryzyko, że mogą one przekształcić się w nowotwory złośliwe. W badaniu obejmującym 1287 pacjentów z guzami nadnerczy zdiagnozowanymi w latach 1995-2017, u 111 (8,6%) rozpoznano nowotwór złośliwy, w tym 96 (7,5%) stanowiły przerzuty29.

Warto zauważyć, że w dużym badaniu obejmującym 512 pacjentów z rakiem kory nadnerczy, prawie 40% przypadków zostało wykrytych jako incydentaloma, przy czym częstość ta wzrastała z wiekiem30. Pacjenci z przypadkowo wykrytym rakiem nadnerczy mieli lepsze rokowanie w porównaniu z pacjentami z objawowym przebiegiem choroby31.

Objawy kliniczne i diagnostyka

Objawy kliniczne raka nadnerczy zależą głównie od tego, czy guz jest hormonalnie czynny, czy nie. Około 50% guzów nadnerczy wydziela nadmiar hormonów, co prowadzi do charakterystycznych zespołów hormonalnych ułatwiających ich wykrycie32. Pozostałe 50% to guzy hormonalnie nieczynne, które mogą pozostać nierozpoznane, dopóki nie osiągną znacznych rozmiarów powodujących miejscowe objawy w jamie brzusznej lub nie dadzą przerzutów33.

U dzieci dominującymi objawami nadczynności hormonalnej są objawy związane z nadmiarem androgenów (wirylizacja), następnie zespół Cushinga lub kombinacja obu34. U dorosłych około 15% guzów nadnerczy to guzy hormonalnie czynne35.

Czynniki zwiększające ryzyko złośliwości guza nadnerczy obejmują36:

  • Wiek dziecięcy (62% złośliwych vs 8% u dorosłych)
  • Guzy wykryte nie przypadkowo (32% złośliwych vs 3% w incydentaloma)
  • Guzy o średnicy >4 cm (34% złośliwych vs 7% w guzach <4 cm)
  • Guzy o gęstości >20 jednostek Hounsfielda w badaniu CT bez kontrastu (15% złośliwych vs 1% w guzach o gęstości <20 HU)
  • Guzy obustronne (16% złośliwych vs 7% w jednostronnych)

Diagnostyka i stadium zaawansowania

Diagnostyka raka nadnerczy obejmuje badania obrazowe, ocenę hormonalną oraz badania genetyczne w wybranych przypadkach. Według wytycznych NCCN (National Comprehensive Cancer Network), pacjentom z guzem nadnerczy należy wykonać pełną ocenę hormonalną w momencie rozpoznania37.

Do oceny zaawansowania nowotworu stosuje się klasyfikację TNM (Tumor-Node-Metastasis) Amerykańskiego Wspólnego Komitetu ds. Raka (AJCC) lub klasyfikację ENSAT (European Network for the Study of Adrenal Tumors)3839. W badaniu obejmującym pacjentów z rakiem nadnerczy, zgodnie z klasyfikacją ENSAT, czterech pacjentów miało stadium II, siedmiu pacjentów – stadium III, a trzech pacjentów – stadium IV40.

Przeżywalność i rokowanie

Rak nadnerczy charakteryzuje się ogólnie złym rokowaniem, z 5-letnim przeżyciem całkowitym wynoszącym około 50%41. Rokowanie zależy jednak w dużej mierze od stadium zaawansowania nowotworu w momencie rozpoznania oraz od możliwości całkowitej resekcji chirurgicznej42.

Według danych z rejestru SEER (Surveillance, Epidemiology, and End Results), 5-letnie względne współczynniki przeżycia dla pacjentów z rakiem nadnerczy zdiagnozowanych w latach 2012-2018 wynoszą43:

  • Nowotwór ograniczony (lokalizacja miejscowa): 73%
  • Nowotwór regionalny (z zajęciem węzłów chłonnych): 53%
  • Nowotwór rozsiany (przerzuty odległe): 38%
  • Wszystkie stadia łącznie: 50%

U pacjentów w stadium I, II lub III około 50% żyje 40 miesięcy po diagnozie, podczas gdy w stadium IV jedynie 10% pacjentów osiąga ten punkt czasowy44. W przypadku dzieci z guzami kory nadnerczy, prawdopodobieństwo 5-letniego przeżycia zależy od stadium i waha się od ponad 80% dla pacjentów z chorobą resekcyjną do mniej niż 20% dla pacjentów z przerzutami45.

Niekorzystne czynniki prognostyczne w raku kory nadnerczy obejmują46:

  • Obecność somatycznych wariantów TP53
  • Większy rozmiar guza
  • Zaawansowane stadium choroby
  • Wiek powyżej 4-5 lat
  • Mikroskopowa martwica guza
  • Zajęcie węzłów chłonnych okołoaortalnych
  • Niekompletna resekcja lub rozlanie guza podczas operacji
  • Niska ekspresja antygenów HLA klasy II
  • Wyższy indeks znakowania Ki-67

Przeżycie warunkowe

Interesującym aspektem analizy przeżycia w raku nadnerczy jest koncepcja przeżycia warunkowego (conditional survival, CS). W badaniu obejmującym 641 pacjentów z rakiem kory nadnerczy bez przerzutów odległych (M0), mediana całkowitego przeżycia wynosiła 51 miesięcy. Jednoroczne i 5-letnie wskaźniki przeżycia całkowitego wynosiły odpowiednio 81,4% i 47,2%47.

Szacunki przeżycia warunkowego są bardziej optymistyczne niż statyczne prawdopodobieństwa przeżycia. Pacjenci, którzy przeżyli 24 miesiące po początkowej diagnozie, mieli lepsze 1-roczne przeżycie warunkowe niż ci, którzy przeżyli krótszy okres. Co ciekawe, różnice w przeżyciu warunkowym między różnymi stadiami choroby zmniejszały się wraz z upływem czasu od diagnozy lub nawet zanikały48.

Nadzór i monitorowanie

Ze względu na rzadkość występowania raka nadnerczy oraz jego potencjalnie agresywny przebieg, zaleca się ścisły nadzór i regularne monitorowanie pacjentów po leczeniu. Zgodnie z wytycznymi, wizyty kontrolne w przypadku raka kory nadnerczy są zazwyczaj planowane49:

  • 2-6 tygodni po operacji w celu sprawdzenia poziomów hormonów we krwi
  • Co 3 miesiące przez pierwsze 2-3 lata
  • Co 6 miesięcy przez kolejne 5 lat

Pacjenci powinni być obserwowani co 3 miesiące podczas i po początkowym leczeniu. Po pierwszych 2 latach odstęp między badaniami obrazowymi zostaje wydłużony. Zaleca się obserwację do 10 lat po chirurgicznym usunięciu guza pierwotnego50.

Nadzór genetyczny

W przypadku pacjentów z genetycznymi predyspozycjami do raka nadnerczy, zalecane są specjalne protokoły nadzoru. Międzynarodowe stanowisko konsensusowe dotyczące klinicznego postępowania w zespole Beckwitha-Wiedemanna (BWS) wspomina o strategii screeningowej obejmującej ocenę kliniczną, ultrasonografię nadnerczy i ocenę poziomów siarczanu dehydroepiandrosteronu w surowicy co 4-6 miesięcy51.

W przypadku zespołu MEN1, zaleca się obrazowanie jamy brzusznej za pomocą tomografii komputerowej lub rezonansu magnetycznego co 3 lata, a zmiany w nadnerczach wymagają ciągłego nadzoru radiologicznego pod kątem objawów złośliwości52.

Poradnictwo genetyczne jest zalecane, ponieważ rak nadnerczy jest związany z mutacją germinalną TP53 i zespołem Li-Fraumeni, który obejmuje mutacje MLH1, MSH2, MSH6, PMS253.

Rak nadnerczy jako drugi nowotwór pierwotny

Interesującym aspektem epidemiologii raka nadnerczy jest jego występowanie jako drugi nowotwór pierwotny. Według analizy danych z rejestru SEER obejmującej 2 887 468 osób z rozpoznaniem nowotworów, u 117 z nich wystąpił rak nadnerczy jako drugi nowotwór pierwotny54.

Całkowity standaryzowany współczynnik zachorowalności (SIR) na guza nadnerczy jako drugi nowotwór pierwotny wynosił 1,5, co oznacza wyższe ryzyko niż oczekiwane55. Szczególnie wysokie współczynniki zachorowalności odnotowano dla określonych pierwotnych lokalizacji nowotworów56:

  • Gardło dolne (O/E=44,6)
  • Inne tkanki endokrynne (w tym grasica) (O/E=38,3)
  • Jelito cienkie (O/E=8,9)
  • Wątroba (O/E=8,7)
  • Żołądek (O/E=5)
  • Chłoniak nieziarniczy węzłowy (O/E=3,8)
  • Nerka i miedniczka nerkowa (O/E=3,2)
  • Pierś (O/E=1,8)

Ryzyko rozwoju nowotworu złośliwego nadnerczy jako drugiego nowotworu pierwotnego było wyższe niż ryzyko wystąpienia pierwszego nowotworu pierwotnego, biorąc pod uwagę rzadkość nowotworów złośliwych nadnerczy i stały spadek śmiertelności z powodu nowotworów w Stanach Zjednoczonych, który rozpoczął się od początku i połowy lat 90. XX wieku, co może odgrywać rolę w zwiększeniu ryzyka rozwoju kolejnego nowotworu wśród osób, które przeżyły pierwotne nowotwory57.

Przerzuty do nadnerczy

Przerzuty do nadnerczy są najczęstszymi zmianami złośliwymi dotyczącymi gruczołu nadnerczowego. Przerzuty są zwykle obustronne, ale mogą być również jednostronne, z przewagą strony lewej (stosunek 1,5:1)58. W badaniach autopsyjnych przerzuty do nadnerczy stwierdza się u do 27% pacjentów ze znanymi złośliwymi guzami nabłonkowymi59.

W badaniu oceniającym częstość występowania przerzutów do nadnerczy u pacjentów z rakiem jelita grubego (CRC), spośród 856 pacjentów z CRC, 58 (6,8%) miało guza nadnerczy60. Czynniki niezależnie związane z przerzutami do nadnerczy obejmowały: rozmiar guza nadnerczy >1,8 cm, poziom CEA >2,5 ng/mL oraz obecność innych przerzutów widocznych w badaniach obrazowych61.

Warto zauważyć, że rozprzestrzenianie się nowotworów z innych obszarów ciała do gruczołu nadnerczowego jest znacznie częstsze niż pierwotne występowanie tam nowotworu, co jest istotną informacją przy stawianiu diagnozy62.

Najnowsze trendy w nadzorze i leczeniu

Postępy w zrozumieniu biologii molekularnej raka nadnerczy przyczyniły się do opracowania nowych strategii nadzoru i leczenia. Ostatnie badania sugerują, że nie wszyscy pacjenci z rakiem kory nadnerczy wymagają standardowej terapii mitotanem po operacji63.

W nowym badaniu klinicznym ADIUVO, które jest pierwszym na świecie randomizowanym badaniem dotyczącym leczenia uzupełniającego raka kory nadnerczy, oceniano skuteczność mitotanu w porównaniu z samą obserwacją na podstawie przeżycia wolnego od nawrotu (RFS). Badanie wykazało, że jednoczesne leczenie mitotanem nie jest wskazane u pacjentów z rakiem kory nadnerczy o niskim stopniu złośliwości, zlokalizowanym, który nie dał jeszcze przerzutów i mógł być całkowicie usunięty, ponieważ ich rokowanie jest stosunkowo dobre, a leczenie mitotanem nie wykazuje statystycznie istotnej poprawy wskaźnika nawrotów, ale wiąże się z działaniami niepożądanymi64.

Europejskie Towarzystwo Endokrynologiczne (ESE) opublikowało w 2023 roku zaktualizowane wytyczne dotyczące postępowania z incydentaloma nadnerczy, które zawierają najnowsze dowody dotyczące oceny ryzyka złośliwości, definicji i postępowania w przypadku łagodnej autonomicznej sekrecji kortyzolu (MACS) oraz strategii obserwacji guzów nadnerczy65. Wytyczne zalecają podejście interdyscyplinarne w celu określenia konieczności interwencji chirurgicznej u pacjentów z MACS66.

W ostatnich latach nastąpił znaczny postęp w zrozumieniu zespołów prowadzących do guzów endokrynnych, co znacznie poprawiło dostępne dla klinicystów podejścia diagnostyczne i terapeutyczne67. Podejście to jest niezbędne, ponieważ informuje nie tylko o postępowaniu z obecnym guzem, ale także o monitorowaniu innych nowotworów związanych z tymi zespołami68.

Czynnik ryzyka Złośliwość (%) Grupa referencyjna Złośliwość w grupie referencyjnej (%) Wartość p
Wiek dziecięcy 62% Dorośli (≥18 lat) 8% <0.001
Guzy wykryte nieprzypadkowo 32% Incydentaloma 3% <0.001
Guzy o średnicy >4 cm 34% Guzy ≤4 cm 7% <0.001
Gęstość w CT >20 HU 15% Gęstość ≤20 HU 1% <0.001
Guzy obustronne 16% Guzy jednostronne 7% 0.004

Podsumowanie epidemiologiczne

Rak nadnerczy jest rzadkim, ale agresywnym nowotworem o niekorzystnym rokowaniu. Zapadalność wynosi 0,5-2 przypadki na milion osób rocznie, z charakterystycznym bimodalnym rozkładem wieku zachorowania – w pierwszej oraz czwartej i piątej dekadzie życia6970. Kobiety chorują 2,5-3 razy częściej niż mężczyźni71.

Częstość diagnozowania guzów nadnerczy wzrosła 10-krotnie w latach 1995-2017, głównie ze względu na zwiększone wykorzystanie badań obrazowych72. Choć większość guzów nadnerczy to łagodne, niewydzielające hormony guzy (incydentaloma), ważne jest dokładne zbadanie każdego guza pod kątem złośliwości i nadprodukcji hormonów73.

Zidentyfikowano szereg genetycznych predyspozycji do raka nadnerczy, w tym zespół Li-Fraumeni, zespół Lyncha, zespół MEN1, zespół FAP i zespół Beckwitha-Wiedemanna74. Ze względu na rzadkość występowania i agresywny przebieg, pacjenci z rakiem nadnerczy powinni być leczeni w wyspecjalizowanych ośrodkach referencyjnych przez multidyscyplinarny zespół znający tę rzadką chorobę7576.

W ostatnich latach obserwuje się postęp w zrozumieniu biologii molekularnej raka nadnerczy oraz w opracowaniu spersonalizowanych strategii leczenia i nadzoru, co daje nadzieję na poprawę wyników leczenia tego rzadkiego nowotworu77.

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  1. 09.04.2026
  2. www.leksykon.com.pl

Materiały źródłowe

  • #1 Epidemiology and treatment of adrenal cancer. a case series | ECE2024 | 26th European Congress of Endocrinology | Endocrine Abstracts
    https://www.endocrine-abstracts.org/ea/0099/ea0099ep767
    Epidemiology and treatment of adrenal cancer. a case series […] Adrenal cancer is a rare, highly invasive malignant tumour with the incidence estimated for approximately 0,5-2,0 cases per milion people annually. […] Considering the fact that adrenal cancer is very sporadic not much data on its epidemiology is available. […] The aim of the study was to present the single-center data on the epidemiology of the adrenal cancer. […] In ENSAT staging classification for adrenocortical carcinoma, four patients had ENSAT II stage; seven patients had stage III; three patients had stage IV. […] Adrenal cancer is a neoplasm with varied clinical presentation. It demands specific diagnostic tools and treatment protocols. Therefore, treatment should be conducted in the high-reference centers.
  • #2 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #3 Key Statistics for Adrenal Cancer | American Cancer Society
    https://www.cancer.org/cancer/types/adrenal-cancer/about/key-statistics.html
    Adrenal tumors are found in about 1 in every 10 people who have an imaging test (like a CT or MRI) of the adrenal gland. Most are benign adenomas. […] Adrenocortical carcinomas are much less common than adenomas. In fact, they are very rare. The exact number diagnosed in the United States each year is not known. It is probably around 200 per year. […] Patients with adrenocortical carcinoma are usually either very young (less than 5 years old) or middle-aged (40 to 50s). Women appear to be more likely to develop this cancer than men.
  • #4 Adrenocortical Carcinoma Study – NCI
    https://www.cancer.gov/ccg/research/genome-sequencing/tcga/studied-cancers/adrenocortical-carcinoma-study
    In the United States, an estimated 300 people are diagnosed with adrenocortical carcinoma each year. If detected at an early stage, this type of cancer can often be successfully treated. However, almost 70% of people are diagnosed with advanced adrenocortical carcinoma. For patients at the latest stage of this cancer, less than 20% survive five years after diagnosis. […] Further evidence that overexpression of IGF2, a gene encoding a hormone involved in cell growth, and mutation of TP53, a very common tumor suppressor gene, are hallmarks of adrenocortical carcinoma.
  • #5 Azthena logo with the word Azthena
    https://www.news-medical.net/news/20230825/Study-shows-not-all-adrenal-carcinoma-patients-need-mitotane-after-surgery.aspx
    After the complete tumor resection, not all patients with an adrenocortical carcinoma require the previous standard therapy Mitotane. […] In a new clinical study published in August 2023 in the journal The Lancet Diabetes Endocrinology, he and Massimo Terzolo and other collaborators found that the adjuvant treatment with Mitotane is not necessary if the patients fulfill three factors. […] ADIUVO is the first-ever randomized trial worldwide of adjuvant treatment for adrenocortical carcinoma. […] The efficacy of Mitotane versus surveillance only was assessed by recurrence-free survival (RFS). […] Martin Fassnacht sums up: „Concomitant therapy with Mitotane is not indicated in patients with low-grade, localized adrenocortical carcinoma in which the tumor has not yet metastasized and could be completely removed, as their prognoses are relatively good and treatment with Mitotane does not show a statistically significant improvement in the relapse rate, but is associated with side effects.” […] Endocrinology at Wrzburg University Hospital is considered an international reference center for the diagnosis, treatment and research of adrenocortical carcinoma and is currently the largest center worldwide. […] In Germany, it is estimated that there are about 80 to 120 new cases every year.
  • #6 Current prospects of hereditary adrenal tumors: towards better clinical management | Hereditary Cancer in Clinical Practice | Full Text
    https://hccpjournal.biomedcentral.com/articles/10.1186/s13053-024-00276-6
    Adrenocortical carcinoma (ACC) and pheochromocytoma/paraganglioma (PPGL) are two rare types of adrenal gland malignancies. […] According to the Rare Cancers in Europe (RARECARE) project data, the annual incidences of ACC, malignant pheochromocytoma, and paraganglioma are 0.22, 0.04, and 0.02 per 100,000 individuals per year, meeting the criteria for rare malignancies (6 per 100,000). […] According to a large genomic analysis of pediatric cancers, the percentage of pathogenic germline variant carriers among all types of malignancies was the highest in ACC (approximately 50%). […] Recent investigations have broadened this spectrum to include a wider range of syndromes, such as Lynch syndrome. […] There is no established treatment approach yet for hereditary adrenal tumors, unlike well-known hereditary syndromes such as breast and ovarian cancer or Lynch syndrome.
  • #7 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    AC occurs in 2 major peaks: in the first decade of life and again in the fourth to fifth decades. While, functional tumors are more common in children, however, nonfunctional tumors are more common in adults. […] Based on data from the International Pediatric Adrenocortical Tumor Registry, the median age at which children develop adrenal carcinomas is 3.2 years; 60% are younger than four years, and 14% are older than 13 years.
  • #8 Pathology Core Reference Laboratory Case Study: Virilizing Tumors of the Adrenal Gland – Penn State College of Medicine Research
    https://research.med.psu.edu/core-facilities/pathology-core-reference-laboratory/case-study-2/
    Virilizing tumors of the adrenal gland are relatively rare entities not commonly seen in clinical practice. The estimated incidence is 1 per 1.7 million. The presentation of precocious virilization however, is not uncommon in children and can present from birth up through puberty. […] DHEA-S measurements are also considered to be an important marker for adrenal tumors. As with this patient, other adrenal steroids including aldosterone and cortisol are sometimes found normal in patients with tumors of the adrenal. The discriminating steroid to measure when suspecting an adrenal tumor is DHEA-S which is usually markedly raised in patients with an adrenal carcinoma. […] Although rare, there is a bimodal peak in the age of incidence of virilizing adrenal tumors in the first and fourth decades of life.
  • #9 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #10 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    AC occurs in 2 major peaks: in the first decade of life and again in the fourth to fifth decades. While, functional tumors are more common in children, however, nonfunctional tumors are more common in adults. […] Based on data from the International Pediatric Adrenocortical Tumor Registry, the median age at which children develop adrenal carcinomas is 3.2 years; 60% are younger than four years, and 14% are older than 13 years.
  • #11 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    Adrenocortical carcinomas (ACs) are rare malignancies, with an annual incidence rate of only 0.72 cases per million population in Western countries. […] AC tumors are uncommon, having an incidence of approximately 0.6-1.67 cases per million persons per year. In southern Brazil, however, the incidence of adrenal tumors is 10-15 times that of the general population, a difference that has been associated with a mutation in the P53 gene. […] The female-to-male ratio for ACs is approximately 2.5-3:1. The accumulation of data, especially in international registries, revealed the incidence of adrenal tumors to be higher in female individuals than had previously been thought, particularly in those aged 0-3 years and those over 13 years. Nonfunctional ACs are distributed equally between the sexes.
  • #12 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #13 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    Adrenocortical carcinomas (ACs) are rare malignancies, with an annual incidence rate of only 0.72 cases per million population in Western countries. […] AC tumors are uncommon, having an incidence of approximately 0.6-1.67 cases per million persons per year. In southern Brazil, however, the incidence of adrenal tumors is 10-15 times that of the general population, a difference that has been associated with a mutation in the P53 gene. […] The female-to-male ratio for ACs is approximately 2.5-3:1. The accumulation of data, especially in international registries, revealed the incidence of adrenal tumors to be higher in female individuals than had previously been thought, particularly in those aged 0-3 years and those over 13 years. Nonfunctional ACs are distributed equally between the sexes.
  • #14 Adrenal cortical carcinoma | Radiology Reference Article | Radiopaedia.org
    https://radiopaedia.org/articles/adrenal-cortical-carcinoma-1?lang=us
    An adrenal cortical carcinoma, also known as adrenocortical carcinoma, is a highly malignant but rare primary neoplasm of the adrenal gland. It may present as a hormonally active or inactive tumor. […] Although men and women are affected equally, functioning tumors are more common in females, who are also more likely to have an associated endocrine syndrome. The median age of presentation is around 50 years, but tumors have been found at all ages. […] Incidence is low, ranging from 0.6 to 1.67 per million, per year.
  • #15 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    Adrenocortical carcinomas (ACs) are rare malignancies, with an annual incidence rate of only 0.72 cases per million population in Western countries. […] AC tumors are uncommon, having an incidence of approximately 0.6-1.67 cases per million persons per year. In southern Brazil, however, the incidence of adrenal tumors is 10-15 times that of the general population, a difference that has been associated with a mutation in the P53 gene. […] The female-to-male ratio for ACs is approximately 2.5-3:1. The accumulation of data, especially in international registries, revealed the incidence of adrenal tumors to be higher in female individuals than had previously been thought, particularly in those aged 0-3 years and those over 13 years. Nonfunctional ACs are distributed equally between the sexes.
  • #16 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #17 A Rare But Challenging Disease – CSRF – Cushing’s Support & Research Foundation
    https://csrf.net/understanding-cushings/adrenal-cancer/a-rare-but-challenging-disease/
    Adrenal cancer is a rare adrenal tumor that accounts for only 0.2% of deaths due to cancer. The incidence has been estimated at 2 per million people per year. […] Approximately 50% of these tumors are functioning and produce hormonal and metabolic syndromes leading to their discovery. The other 50% are silent and discovered only when they are so large that they produce localized abdominal symptoms or when they metastasize. […] An exception to this age distribution occurs in southern Brazil, where the annual incidence of adrenal cancer in children is unusually high, ranging from 3.4-4.2 per million children, compared with a worldwide incidence of 0.3 per million children younger than 15. […] The cause of adrenal cancer is unknown but studies in the past five years suggest genetic mutations in the adrenal gland leading to the initiation of a malignant tumor.
  • #18 Current prospects of hereditary adrenal tumors: towards better clinical management | Hereditary Cancer in Clinical Practice | Full Text
    https://hccpjournal.biomedcentral.com/articles/10.1186/s13053-024-00276-6
    Adrenocortical carcinoma (ACC) and pheochromocytoma/paraganglioma (PPGL) are two rare types of adrenal gland malignancies. […] According to the Rare Cancers in Europe (RARECARE) project data, the annual incidences of ACC, malignant pheochromocytoma, and paraganglioma are 0.22, 0.04, and 0.02 per 100,000 individuals per year, meeting the criteria for rare malignancies (6 per 100,000). […] According to a large genomic analysis of pediatric cancers, the percentage of pathogenic germline variant carriers among all types of malignancies was the highest in ACC (approximately 50%). […] Recent investigations have broadened this spectrum to include a wider range of syndromes, such as Lynch syndrome. […] There is no established treatment approach yet for hereditary adrenal tumors, unlike well-known hereditary syndromes such as breast and ovarian cancer or Lynch syndrome.
  • #19 Current prospects of hereditary adrenal tumors: towards better clinical management | Hereditary Cancer in Clinical Practice | Full Text
    https://hccpjournal.biomedcentral.com/articles/10.1186/s13053-024-00276-6
    The clinical and genomic features of representative hereditary tumors associated with adrenal tumors are presented in Table 1, and the available surveillance strategies proposed in the guidelines or expert statements are listed in Table 2. […] The National Comprehensive Cancer Network (NCCN) guidelines for neuroendocrine and adrenal tumors include LFS, Lynch syndrome (LS), multiple endocrine neoplasia type 1 (MEN1), and familial adenomatous polyposis (APC) as hereditary cancer predisposition syndromes associated with ACC. […] The clinical evidence for routine ACC screening is insufficient for individuals with LS. […] An international consensus statement for the clinical management of BWS mentioned a screening strategy using clinical evaluation, adrenal ultrasound, and evaluating serum dehydroepiandrosterone sulfate levels every 4-6 months.
  • #20 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #21 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://e-emj.org/journal/view.php?number=16
    The overall tumor risk associated with BWS is approximately 5%10%, with adrenocortical carcinoma accounting for about 7% of malignancies. […] For patients with BWS, screening for adrenal tumors is recommended, including clinical evaluations for hormone excess, adrenal ultrasound, and monitoring serum dihydroepiandrosterone sulfate levels every 4 to 6 months. […] Adrenocortical tumors are rare in the pediatric population. […] For adrenal screening in MEN1, abdominal imaging with CT or MRI is recommended every 3 years, and adrenal lesions require ongoing radiologic surveillance for signs of malignancy. […] The typical age of diagnosis is usually between 40 and 60 years, and the condition is rare in children. […] These tumors are associated with hereditary cancer syndromes such as MEN2, neurofibromatosis type 1 (NF1), and von Hippel-Lindau (VHL) disease.
  • #22 Childhood Adrenocortical Carcinoma Treatment (PDQ®) – NCI
    https://www.cancer.gov/types/adrenocortical/hp/child-adrenocortical-treatment-pdq
    Predisposing genetic factors have been implicated in more than 50% of adrenocortical carcinoma cases in North America and Europe and in 95% of cases in Brazil. Germline TP53 pathogenic variants are almost always the predisposing factor for adrenocortical tumors. The likelihood of a TP53 germline pathogenic variant is highest in the first years of life and diminishes with age. […] Patients with Beckwith-Wiedemann and hemihypertrophy syndromes have a predisposition to cancer, and as many as 16% of their neoplasms are adrenocortical tumors. […] The overall probability of 5-year survival for children with adrenocortical tumors depends on stage. Survival rates range from greater than 80% for patients with resectable disease to less than 20% for patients with metastases. Overall, adverse prognostic factors for adrenocortical carcinoma include the following: Presence of somatic TP53 variants; Larger tumor size; Disease Stage; Age older than 4 or 5 years; Microscopic tumor necrosis; Para-aortic lymph node involvement; Incomplete resection or spillage during surgery; Low HLA class II antigen expression; Higher Ki-67 labeling index; Grade, Resection status, Age, and Symptom (GRAS) score. […] Tumor staging is performed using the tumor-node-metastasis (TNM) classification system of the American Joint Committee on Cancer (AJCC).
  • #23 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://e-emj.org/journal/view.php?number=16
    Adrenocortical carcinomas, however, are rare, with an incidence of 0.2 to 0.3 cases per million in adults. […] Most adrenocortical tumors in adults are discovered incidentally, without excess adrenal hormone production, although 15% are functioning tumors. […] In pediatric cases, androgen excess is the commonly observed presentation, followed by Cushing syndrome or a combination of both. […] Therefore, clinical suspicion of adrenal tumors is warranted when patients present with symptoms of virilization and Cushing syndrome. […] Notably, adrenocortical carcinomas are more common in pediatric cases than in adults. […] Therefore, when diagnosing adrenocortical carcinoma in pediatric patients, the possibility of familial cancer syndromes must be considered. […] The incidence of germline TP53 mutations is particularly high in those diagnosed with adrenocortical carcinoma during childhood, with the rate decreasing from 58% in those diagnosed before the age of 12% to 25% in those diagnosed between the ages of 12 and 20.
  • #24 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    Adrenal tumors are reported to be present in 3% to 10% of the population, and most adrenal tumors are small, benign nonfunctioning adenoma. In contrast, adrenocortical carcinomas (ACCs) are rare, lethal malignancies with poor overall survival. The National Institute of Health (NIH) Office of Rare Diseases research reports that fewer than 200,000 ACC cases exist within the United States (US) and that deaths from ACC account for 0.2% of the deaths annually. The incidence of ACC is 0.72 per million in the USA while 0.5 to 2 per million worldwide. Interestingly, South and Southeastern Brazil have a greater than 10- to 15-fold increase in cases of ACCs due to the higher prevalence of tumor protein p53 (TP53) germline mutation of the tumor suppressor gene allele R175H and R337H alleles secondary to a founder effect, with approximately 78% found in children and 13% found in adults. When divided further, ACC presents with a bimodal distribution (i.e., in children younger than 5 years and adults aged 40 to 60 years) with an incidence of 1.3% of all childhood cancers versus 0.02% to 0.2% of adult cancers and occurs 1.5 to 2.5 times more in female patients than male patients. Conditions associated with ACC in adults may include Li-Fraumeni syndrome, Familial Adenomatous Polyposis (FAP), Multiple Endocrine Neoplasia type I, and Lynch syndrome.
  • #25 Adrenal Incidentaloma: Practice Essentials, Anatomy, Pathophysiology
    https://emedicine.medscape.com/article/116587-overview
    Adrenal incidentalomas (AIs) are a common finding on cross-sectional abdominal images. In about 1-5% of all cases, abdominal computed tomography (CT) scans that are obtained for reasons other than the evaluation for possible adrenal neoplasm demonstrate an adrenal mass; most of these are AIs. The autopsy prevalence for AIs is 2-9%. […] Approximately 1-10% of CT scans and magnetic resonance images (MRIs) detect AIs that are 5 mm or larger. An Italian study of incidentally discovered AIs among subjects undergoing chest CT scan found that the prevalence of AIs was approximately 4%. […] Prevalence increases with age; the rate is less than 1% for patients younger than 30 years and is 7% for patients 70 years or older. Evidence suggests that the incidence in teenage girls is slightly higher than that of teenage boys, but no sex-related predilection is found in adults. AI prevalence is higher in white than in black people and in obese, diabetic, and hypertensive patients.
  • #26 Adrenal Incidentaloma: Practice Essentials, Anatomy, Pathophysiology
    https://emedicine.medscape.com/article/116587-overview
    Adrenal incidentalomas (AIs) are a common finding on cross-sectional abdominal images. In about 1-5% of all cases, abdominal computed tomography (CT) scans that are obtained for reasons other than the evaluation for possible adrenal neoplasm demonstrate an adrenal mass; most of these are AIs. The autopsy prevalence for AIs is 2-9%. […] Approximately 1-10% of CT scans and magnetic resonance images (MRIs) detect AIs that are 5 mm or larger. An Italian study of incidentally discovered AIs among subjects undergoing chest CT scan found that the prevalence of AIs was approximately 4%. […] Prevalence increases with age; the rate is less than 1% for patients younger than 30 years and is 7% for patients 70 years or older. Evidence suggests that the incidence in teenage girls is slightly higher than that of teenage boys, but no sex-related predilection is found in adults. AI prevalence is higher in white than in black people and in obese, diabetic, and hypertensive patients.
  • #27 Epidemiology of Adrenal Tumors – a Population-based Study in Olmsted County, Minnesota
    https://pmc.ncbi.nlm.nih.gov/articles/PMC7601441/
    Adrenal tumors are commonly encountered in clinical practice, but current epidemiological data mainly originate from referral centers. We aimed to determine incidence rates (SIR), prevalence, and rates of malignancy and hormone excess in a standardized setting. […] An adrenal tumor was diagnosed in 1,287 patients (median age 62 years; 713 (554%) were women, and 13 (10%) were children). SIR increased from 44 (95%CI 0386) per 100,000 person-years in 1995 to 478 (95%CI 369587) in 2017, mainly due to incidental discovery of adenomas 40mm in 40-year-olds. Prevalence of adrenal tumors in 2017 was 532/100,000 inhabitants, ranging from 13/100,000 in children to 1,900/100,000 among 65-year-olds. Of 1,287 patients, 111 (86%) were diagnosed with malignancy (96 (75%) metastases), 14 (11%) with pheochromocytoma, and 53 (41%) with overt steroid hormone excess. Malignancy was more common in children (62% vs 8% in 18-year-olds, P0001), tumors discovered non-incidentally (32% vs 3% in incidentalomas, P0001), tumors 4 cm (34% vs 7% in 4 cm, P0001), tumors with unenhanced CT attenuation 20 Hounsfield units (15% vs 1% for 20 Hounsfield units, P0001), and bilateral masses (16% vs 7% for unilateral, P=0004). […] Adrenal tumor SIR increased 10 times from 1995 to 2017. Population-based data revealed lower rates of malignancy, pheochromocytoma, and overt steroid hormone excess than previously reported.
  • #28 Science Saturday: All adrenal tumors should be investigated – Mayo Clinic News Network
    https://newsnetwork.mayoclinic.org/discussion/science-saturday-all-adrenal-tumors-should-be-investigated/
    The study examined medical records collected as part of the Rochester Epidemiology Project. Using information collected by the project, researchers can identify what causes diseases; how diseases may progress over time; and how patients with certain conditions respond to surgery, medication or other interventions. […] Medical record review yielded 1,287 people diagnosed with adrenal tumors from 1995 to 2017. Due to increased use of medical imaging, the researchers found that diagnoses of any kind of adrenal tumor became 10 times more common by the end of the 23-year period. […] Of the incidentaloma group — which accounted for about 81.5% of the tumors found — some had malignant adrenal masses (3.3%) and a smaller group had obvious signs of elevated hormones (1.9%). […] „The simple but important thing we discovered was a population-based proportion of malignant tumors, which is very helpful when discussing management with a patient newly diagnosed with an adrenal mass,” she says.
  • #29 Epidemiology of Adrenal Tumors – a Population-based Study in Olmsted County, Minnesota
    https://pmc.ncbi.nlm.nih.gov/articles/PMC7601441/
    Adrenal tumors are commonly encountered in clinical practice, but current epidemiological data mainly originate from referral centers. We aimed to determine incidence rates (SIR), prevalence, and rates of malignancy and hormone excess in a standardized setting. […] An adrenal tumor was diagnosed in 1,287 patients (median age 62 years; 713 (554%) were women, and 13 (10%) were children). SIR increased from 44 (95%CI 0386) per 100,000 person-years in 1995 to 478 (95%CI 369587) in 2017, mainly due to incidental discovery of adenomas 40mm in 40-year-olds. Prevalence of adrenal tumors in 2017 was 532/100,000 inhabitants, ranging from 13/100,000 in children to 1,900/100,000 among 65-year-olds. Of 1,287 patients, 111 (86%) were diagnosed with malignancy (96 (75%) metastases), 14 (11%) with pheochromocytoma, and 53 (41%) with overt steroid hormone excess. Malignancy was more common in children (62% vs 8% in 18-year-olds, P0001), tumors discovered non-incidentally (32% vs 3% in incidentalomas, P0001), tumors 4 cm (34% vs 7% in 4 cm, P0001), tumors with unenhanced CT attenuation 20 Hounsfield units (15% vs 1% for 20 Hounsfield units, P0001), and bilateral masses (16% vs 7% for unilateral, P=0004). […] Adrenal tumor SIR increased 10 times from 1995 to 2017. Population-based data revealed lower rates of malignancy, pheochromocytoma, and overt steroid hormone excess than previously reported.
  • #30 A case of adrenal cortical carcinoma arising from a regularly monitored sub-centimetre adrenal incidentaloma in: Endocrinology, Diabetes & Metabolism Case Reports Volume 2024 Issue 1 (2024)
    https://edm.bioscientifica.com/view/journals/edm/2024/1/EDM23-0120.xml
    A recent large series of 512 patients with ACC reported that ACC first detected as an incidentaloma accounted for almost 40% of cases, with a frequency that increased with age. Patients who had an incidental finding of ACC were more likely to have a better outcome compared with patients who presented with symptomatic disease. […] We present a case of the diagnosis of ACC more than 7 years after the commencement of surveillance of a benign adrenal adenoma, well beyond the time frame for surveillance recommended in all major clinical guidelines.
  • #31 A case of adrenal cortical carcinoma arising from a regularly monitored sub-centimetre adrenal incidentaloma in: Endocrinology, Diabetes & Metabolism Case Reports Volume 2024 Issue 1 (2024)
    https://edm.bioscientifica.com/view/journals/edm/2024/1/EDM23-0120.xml
    A recent large series of 512 patients with ACC reported that ACC first detected as an incidentaloma accounted for almost 40% of cases, with a frequency that increased with age. Patients who had an incidental finding of ACC were more likely to have a better outcome compared with patients who presented with symptomatic disease. […] We present a case of the diagnosis of ACC more than 7 years after the commencement of surveillance of a benign adrenal adenoma, well beyond the time frame for surveillance recommended in all major clinical guidelines.
  • #32 A Rare But Challenging Disease – CSRF – Cushing’s Support & Research Foundation
    https://csrf.net/understanding-cushings/adrenal-cancer/a-rare-but-challenging-disease/
    Adrenal cancer is a rare adrenal tumor that accounts for only 0.2% of deaths due to cancer. The incidence has been estimated at 2 per million people per year. […] Approximately 50% of these tumors are functioning and produce hormonal and metabolic syndromes leading to their discovery. The other 50% are silent and discovered only when they are so large that they produce localized abdominal symptoms or when they metastasize. […] An exception to this age distribution occurs in southern Brazil, where the annual incidence of adrenal cancer in children is unusually high, ranging from 3.4-4.2 per million children, compared with a worldwide incidence of 0.3 per million children younger than 15. […] The cause of adrenal cancer is unknown but studies in the past five years suggest genetic mutations in the adrenal gland leading to the initiation of a malignant tumor.
  • #33 A Rare But Challenging Disease – CSRF – Cushing’s Support & Research Foundation
    https://csrf.net/understanding-cushings/adrenal-cancer/a-rare-but-challenging-disease/
    Adrenal cancer is a rare adrenal tumor that accounts for only 0.2% of deaths due to cancer. The incidence has been estimated at 2 per million people per year. […] Approximately 50% of these tumors are functioning and produce hormonal and metabolic syndromes leading to their discovery. The other 50% are silent and discovered only when they are so large that they produce localized abdominal symptoms or when they metastasize. […] An exception to this age distribution occurs in southern Brazil, where the annual incidence of adrenal cancer in children is unusually high, ranging from 3.4-4.2 per million children, compared with a worldwide incidence of 0.3 per million children younger than 15. […] The cause of adrenal cancer is unknown but studies in the past five years suggest genetic mutations in the adrenal gland leading to the initiation of a malignant tumor.
  • #34 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://e-emj.org/journal/view.php?number=16
    Adrenocortical carcinomas, however, are rare, with an incidence of 0.2 to 0.3 cases per million in adults. […] Most adrenocortical tumors in adults are discovered incidentally, without excess adrenal hormone production, although 15% are functioning tumors. […] In pediatric cases, androgen excess is the commonly observed presentation, followed by Cushing syndrome or a combination of both. […] Therefore, clinical suspicion of adrenal tumors is warranted when patients present with symptoms of virilization and Cushing syndrome. […] Notably, adrenocortical carcinomas are more common in pediatric cases than in adults. […] Therefore, when diagnosing adrenocortical carcinoma in pediatric patients, the possibility of familial cancer syndromes must be considered. […] The incidence of germline TP53 mutations is particularly high in those diagnosed with adrenocortical carcinoma during childhood, with the rate decreasing from 58% in those diagnosed before the age of 12% to 25% in those diagnosed between the ages of 12 and 20.
  • #35 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://e-emj.org/journal/view.php?number=16
    Adrenocortical carcinomas, however, are rare, with an incidence of 0.2 to 0.3 cases per million in adults. […] Most adrenocortical tumors in adults are discovered incidentally, without excess adrenal hormone production, although 15% are functioning tumors. […] In pediatric cases, androgen excess is the commonly observed presentation, followed by Cushing syndrome or a combination of both. […] Therefore, clinical suspicion of adrenal tumors is warranted when patients present with symptoms of virilization and Cushing syndrome. […] Notably, adrenocortical carcinomas are more common in pediatric cases than in adults. […] Therefore, when diagnosing adrenocortical carcinoma in pediatric patients, the possibility of familial cancer syndromes must be considered. […] The incidence of germline TP53 mutations is particularly high in those diagnosed with adrenocortical carcinoma during childhood, with the rate decreasing from 58% in those diagnosed before the age of 12% to 25% in those diagnosed between the ages of 12 and 20.
  • #36 Epidemiology of Adrenal Tumors – a Population-based Study in Olmsted County, Minnesota
    https://pmc.ncbi.nlm.nih.gov/articles/PMC7601441/
    Adrenal tumors are commonly encountered in clinical practice, but current epidemiological data mainly originate from referral centers. We aimed to determine incidence rates (SIR), prevalence, and rates of malignancy and hormone excess in a standardized setting. […] An adrenal tumor was diagnosed in 1,287 patients (median age 62 years; 713 (554%) were women, and 13 (10%) were children). SIR increased from 44 (95%CI 0386) per 100,000 person-years in 1995 to 478 (95%CI 369587) in 2017, mainly due to incidental discovery of adenomas 40mm in 40-year-olds. Prevalence of adrenal tumors in 2017 was 532/100,000 inhabitants, ranging from 13/100,000 in children to 1,900/100,000 among 65-year-olds. Of 1,287 patients, 111 (86%) were diagnosed with malignancy (96 (75%) metastases), 14 (11%) with pheochromocytoma, and 53 (41%) with overt steroid hormone excess. Malignancy was more common in children (62% vs 8% in 18-year-olds, P0001), tumors discovered non-incidentally (32% vs 3% in incidentalomas, P0001), tumors 4 cm (34% vs 7% in 4 cm, P0001), tumors with unenhanced CT attenuation 20 Hounsfield units (15% vs 1% for 20 Hounsfield units, P0001), and bilateral masses (16% vs 7% for unilateral, P=0004). […] Adrenal tumor SIR increased 10 times from 1995 to 2017. Population-based data revealed lower rates of malignancy, pheochromocytoma, and overt steroid hormone excess than previously reported.
  • #37 A Rare But Challenging Disease – CSRF – Cushing’s Support & Research Foundation
    https://csrf.net/understanding-cushings/adrenal-cancer/a-rare-but-challenging-disease/
    The result of therapy for adrenal cancer is generally poor but there are a significant number of patients on whom therapy can extend life expectancy with acceptable side effects. […] In a study of 49 patients with adrenal cancer, surgical excision offered the best opportunity for prolonged survival; 43 % of patients with a completely resectable tumor were alive with no evidence of disease an average of 7.3 years after surgery. […] A hormonal profile should be determined in every patient with an adrenal mass and especially patients who may have a primary adrenal cancer.
  • #38 Childhood Adrenocortical Carcinoma Treatment (PDQ®) – NCI
    https://www.cancer.gov/types/adrenocortical/hp/child-adrenocortical-treatment-pdq
    Predisposing genetic factors have been implicated in more than 50% of adrenocortical carcinoma cases in North America and Europe and in 95% of cases in Brazil. Germline TP53 pathogenic variants are almost always the predisposing factor for adrenocortical tumors. The likelihood of a TP53 germline pathogenic variant is highest in the first years of life and diminishes with age. […] Patients with Beckwith-Wiedemann and hemihypertrophy syndromes have a predisposition to cancer, and as many as 16% of their neoplasms are adrenocortical tumors. […] The overall probability of 5-year survival for children with adrenocortical tumors depends on stage. Survival rates range from greater than 80% for patients with resectable disease to less than 20% for patients with metastases. Overall, adverse prognostic factors for adrenocortical carcinoma include the following: Presence of somatic TP53 variants; Larger tumor size; Disease Stage; Age older than 4 or 5 years; Microscopic tumor necrosis; Para-aortic lymph node involvement; Incomplete resection or spillage during surgery; Low HLA class II antigen expression; Higher Ki-67 labeling index; Grade, Resection status, Age, and Symptom (GRAS) score. […] Tumor staging is performed using the tumor-node-metastasis (TNM) classification system of the American Joint Committee on Cancer (AJCC).
  • #39 Epidemiology and treatment of adrenal cancer. a case series | ECE2024 | 26th European Congress of Endocrinology | Endocrine Abstracts
    https://www.endocrine-abstracts.org/ea/0099/ea0099ep767
    Epidemiology and treatment of adrenal cancer. a case series […] Adrenal cancer is a rare, highly invasive malignant tumour with the incidence estimated for approximately 0,5-2,0 cases per milion people annually. […] Considering the fact that adrenal cancer is very sporadic not much data on its epidemiology is available. […] The aim of the study was to present the single-center data on the epidemiology of the adrenal cancer. […] In ENSAT staging classification for adrenocortical carcinoma, four patients had ENSAT II stage; seven patients had stage III; three patients had stage IV. […] Adrenal cancer is a neoplasm with varied clinical presentation. It demands specific diagnostic tools and treatment protocols. Therefore, treatment should be conducted in the high-reference centers.
  • #40 Epidemiology and treatment of adrenal cancer. a case series | ECE2024 | 26th European Congress of Endocrinology | Endocrine Abstracts
    https://www.endocrine-abstracts.org/ea/0099/ea0099ep767
    Epidemiology and treatment of adrenal cancer. a case series […] Adrenal cancer is a rare, highly invasive malignant tumour with the incidence estimated for approximately 0,5-2,0 cases per milion people annually. […] Considering the fact that adrenal cancer is very sporadic not much data on its epidemiology is available. […] The aim of the study was to present the single-center data on the epidemiology of the adrenal cancer. […] In ENSAT staging classification for adrenocortical carcinoma, four patients had ENSAT II stage; seven patients had stage III; three patients had stage IV. […] Adrenal cancer is a neoplasm with varied clinical presentation. It demands specific diagnostic tools and treatment protocols. Therefore, treatment should be conducted in the high-reference centers.
  • #41 Adrenal Cancer Survival Rates
    https://www.healthline.com/health/cancer/adrenal-cancer-survival-rate
    Keep in mind that these numbers apply only to the stage of the cancer when it was first diagnosed. They do not account for individual factors such as age, overall health, and response to treatment. […] Several factors can affect the treatment outcomes for someone with adrenal cancer, including: Cancer stage: Treatment is often more successful when adrenal cancer has not spread and is diagnosed at an early stage. […] If adrenal cancer is found early, theres often a good chance it can be cured. However, early detection is difficult because adrenal cancer is rare and does not have specific screening guidelines. […] Adrenal cancer is often aggressive and spreads quickly. […] Adrenal cancer is an aggressive cancer thats usually not diagnosed until its later stages. If diagnosed early, adrenal cancer has a good chance of being curable. However, the overall survival rate for adrenal cancer is around 50%. […] Survival rates for adrenal cancer depend on many factors, including the cancers stage at diagnosis, a persons overall health, and the cancers response to treatment.
  • #42 Adrenocortical Carcinoma > Fact Sheets > Yale Medicine
    https://www.yalemedicine.org/conditions/adrenocortical-carcinoma
    Adrenocortical carcinoma is very rare. It accounts for about 1% of all cancer diagnoses among children, and between 0.02 and 0.2% of all cancer diagnoses among adults. It occurs more frequently in females than in males. […] Treatments are not always as effective for adrenocortical carcinoma as they are for other types of cancer, so early diagnosis and treatment are especially important in helping to improve outcomes. […] Because adrenocortical carcinoma is such a rare cancer, reported survival rates may be underestimated. […] Adrenocortical carcinoma is best treated by endocrinologists, endocrine oncology specialists, endocrine surgeons, and others who are familiar with this rare disease. […] Patients with adrenocortical carcinoma, a rare malignant lesion, have a poor prognosis. Two determinants of long-term survival are the tumor stage at presentation and curative resection by an experienced surgeon. […] However, overall 5-year survival rates can be as high as 45%.
  • #43 Adrenal tumor: Outlook and more
    https://www.medicalnewstoday.com/articles/how-serious-is-a-tumor-on-the-adrenal-gland
    Adrenal gland tumors may be cancerous or benign. Most adrenal tumors are benign, but can produce excess levels of certain hormones. Cancerous adrenal tumors will require treatment or removal. […] For adrenal cancer, the outlook may depend on whether cancer has spread beyond the adrenal gland to the lymph nodes or to distant areas of the body. […] The American Cancer Society (ACS) uses a 5-year relative survival rate to assess the outlook for cancer. This compares survival data from those with the same type and stage of cancer to data from people in the overall population. […] According to the ACS, the 5-year relative survival rates for people with a diagnosis of adrenal gland cancer between 2012-2018 were as follows: Localized: 73%, Regional: 53%, Distant: 38%, All stages combined: 50%.
  • #44 A Rare But Challenging Disease – CSRF – Cushing’s Support & Research Foundation
    https://csrf.net/understanding-cushings/adrenal-cancer/a-rare-but-challenging-disease/
    Adrenal cancer occasionally develops in families with susceptibility for other types of cancer. Environmental factors have been implicated in southern Brazil because the distribution of the tumors follows a regional rather than familial pattern. […] Patients with clinical and imaging diagnosis of an adrenal cancer should undergo staging of their disease by appropriate imaging procedures. Staging not only determines prognosis but also the selection of treatment. […] The stage at which an adrenal cortical carcinoma is defined determines prognosis for life expectancy. […] While 50% of patients in stages I, II or III are alive 40 months after diagnosis, only 10% of patients in stage IV are alive at that time. […] Large-scale clinical trials are needed to establish consensus treatment guidelines for patients with state III and IV adrenal cancer.
  • #45 Childhood Adrenocortical Carcinoma Treatment (PDQ®) – NCI
    https://www.cancer.gov/types/adrenocortical/hp/child-adrenocortical-treatment-pdq
    Predisposing genetic factors have been implicated in more than 50% of adrenocortical carcinoma cases in North America and Europe and in 95% of cases in Brazil. Germline TP53 pathogenic variants are almost always the predisposing factor for adrenocortical tumors. The likelihood of a TP53 germline pathogenic variant is highest in the first years of life and diminishes with age. […] Patients with Beckwith-Wiedemann and hemihypertrophy syndromes have a predisposition to cancer, and as many as 16% of their neoplasms are adrenocortical tumors. […] The overall probability of 5-year survival for children with adrenocortical tumors depends on stage. Survival rates range from greater than 80% for patients with resectable disease to less than 20% for patients with metastases. Overall, adverse prognostic factors for adrenocortical carcinoma include the following: Presence of somatic TP53 variants; Larger tumor size; Disease Stage; Age older than 4 or 5 years; Microscopic tumor necrosis; Para-aortic lymph node involvement; Incomplete resection or spillage during surgery; Low HLA class II antigen expression; Higher Ki-67 labeling index; Grade, Resection status, Age, and Symptom (GRAS) score. […] Tumor staging is performed using the tumor-node-metastasis (TNM) classification system of the American Joint Committee on Cancer (AJCC).
  • #46 Childhood Adrenocortical Carcinoma Treatment (PDQ®) – NCI
    https://www.cancer.gov/types/adrenocortical/hp/child-adrenocortical-treatment-pdq
    Predisposing genetic factors have been implicated in more than 50% of adrenocortical carcinoma cases in North America and Europe and in 95% of cases in Brazil. Germline TP53 pathogenic variants are almost always the predisposing factor for adrenocortical tumors. The likelihood of a TP53 germline pathogenic variant is highest in the first years of life and diminishes with age. […] Patients with Beckwith-Wiedemann and hemihypertrophy syndromes have a predisposition to cancer, and as many as 16% of their neoplasms are adrenocortical tumors. […] The overall probability of 5-year survival for children with adrenocortical tumors depends on stage. Survival rates range from greater than 80% for patients with resectable disease to less than 20% for patients with metastases. Overall, adverse prognostic factors for adrenocortical carcinoma include the following: Presence of somatic TP53 variants; Larger tumor size; Disease Stage; Age older than 4 or 5 years; Microscopic tumor necrosis; Para-aortic lymph node involvement; Incomplete resection or spillage during surgery; Low HLA class II antigen expression; Higher Ki-67 labeling index; Grade, Resection status, Age, and Symptom (GRAS) score. […] Tumor staging is performed using the tumor-node-metastasis (TNM) classification system of the American Joint Committee on Cancer (AJCC).
  • #47 Conditional survival among patients with adrenal cortical carcinoma determined using a national population-based surveillance, epidemiology, and end results… | Oncotarget
    https://www.oncotarget.com/article/5831/text/
    The median overall survival (OS) among the entire cohort was 51 (4370) months. One-year and 5-year OS rates were 81.4% and 47.2%, respectively. […] CS estimates are more encouraging than static survival probabilities. Patients who had survived 24 months after their initial diagnosis had a better 1-year CS than those who had survived 24 months since diagnosis. Age, tumor stage, marital status and tumor grade also significantly affected CS. […] Although disease stage remains an important prognostic factor, earlier studies showed that between-stage differences in CS at diagnosis decrease with time from diagnosis, or even disappear. We found that for ACC between-stage differences in CS disappeared as follow-up became longer, and we observed a similar pattern for tumor grades. […] SEER data provide strong clinical insight into survival among patients in the U.S. with rare malignancies, including ACC.
  • #48 Conditional survival among patients with adrenal cortical carcinoma determined using a national population-based surveillance, epidemiology, and end results… | Oncotarget
    https://www.oncotarget.com/article/5831/text/
    The median overall survival (OS) among the entire cohort was 51 (4370) months. One-year and 5-year OS rates were 81.4% and 47.2%, respectively. […] CS estimates are more encouraging than static survival probabilities. Patients who had survived 24 months after their initial diagnosis had a better 1-year CS than those who had survived 24 months since diagnosis. Age, tumor stage, marital status and tumor grade also significantly affected CS. […] Although disease stage remains an important prognostic factor, earlier studies showed that between-stage differences in CS at diagnosis decrease with time from diagnosis, or even disappear. We found that for ACC between-stage differences in CS disappeared as follow-up became longer, and we observed a similar pattern for tumor grades. […] SEER data provide strong clinical insight into survival among patients in the U.S. with rare malignancies, including ACC.
  • #49 Follow-up after treatment for adrenal gland cancer | Canadian Cancer Society
    https://cancer.ca/en/cancer-information/cancer-types/adrenal-gland/treatment/follow-up
    Follow-up care lets your healthcare team keep track of your health for a period of time after treatment ends. This important part of cancer care is often shared among your surgeon, endocrinologist (a doctor who specializes in diseases of the endocrine system) and your family doctor. They will help you recover from treatment side effects and monitor you for any signs that the cancer has come back (recurred). […] Adrenal gland cancer can come back (recur) at any time, so close follow-up is needed. […] Follow-up visits for adrenocortical carcinoma are usually scheduled: 2 to 6 weeks after surgery to check hormone levels in the blood, every 3 months for the first 2 or 3 years, every 6 months for the next 5 years. […] Follow-up visits for pheochromocytoma are usually scheduled: 2 weeks after surgery to check hormone levels in the blood or urine, 3 to 12 months after surgery to check for a recurrence on imaging tests, 6 to 12 months for the first 3 years, every year for the rest of your life.
  • #50 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    At the time of presentation, a detailed history taking with attention to the history of symptoms of hormonal excess and family history of possible hereditary influence is the first step of evaluation. It is followed by a thorough physical examination for evaluation of ACC. Management of ACC poses a unique challenge as it involves oncologic and endocrine issues. […] Patients should be followed up every 3 months during and after initial treatment. After the first 2 years, the imaging interval is increased. Follow-up is recommended up to 10 years after the surgical resection of the primary tumor. Genetic counseling is recommended, as ACC is associated with a germline mutation in TP53 and Li-Fraumeni syndrome, which includes MLH1, MSH2, MSH6, PMS2 mutations.
  • #51 Current prospects of hereditary adrenal tumors: towards better clinical management | Hereditary Cancer in Clinical Practice | Full Text
    https://hccpjournal.biomedcentral.com/articles/10.1186/s13053-024-00276-6
    The clinical and genomic features of representative hereditary tumors associated with adrenal tumors are presented in Table 1, and the available surveillance strategies proposed in the guidelines or expert statements are listed in Table 2. […] The National Comprehensive Cancer Network (NCCN) guidelines for neuroendocrine and adrenal tumors include LFS, Lynch syndrome (LS), multiple endocrine neoplasia type 1 (MEN1), and familial adenomatous polyposis (APC) as hereditary cancer predisposition syndromes associated with ACC. […] The clinical evidence for routine ACC screening is insufficient for individuals with LS. […] An international consensus statement for the clinical management of BWS mentioned a screening strategy using clinical evaluation, adrenal ultrasound, and evaluating serum dehydroepiandrosterone sulfate levels every 4-6 months.
  • #52 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://e-emj.org/journal/view.php?number=16
    The overall tumor risk associated with BWS is approximately 5%10%, with adrenocortical carcinoma accounting for about 7% of malignancies. […] For patients with BWS, screening for adrenal tumors is recommended, including clinical evaluations for hormone excess, adrenal ultrasound, and monitoring serum dihydroepiandrosterone sulfate levels every 4 to 6 months. […] Adrenocortical tumors are rare in the pediatric population. […] For adrenal screening in MEN1, abdominal imaging with CT or MRI is recommended every 3 years, and adrenal lesions require ongoing radiologic surveillance for signs of malignancy. […] The typical age of diagnosis is usually between 40 and 60 years, and the condition is rare in children. […] These tumors are associated with hereditary cancer syndromes such as MEN2, neurofibromatosis type 1 (NF1), and von Hippel-Lindau (VHL) disease.
  • #53 Adrenocortical carcinoma: a literature review – Thampi – Translational Cancer Research
    https://tcr.amegroups.org/article/view/34606/html
    At the time of presentation, a detailed history taking with attention to the history of symptoms of hormonal excess and family history of possible hereditary influence is the first step of evaluation. It is followed by a thorough physical examination for evaluation of ACC. Management of ACC poses a unique challenge as it involves oncologic and endocrine issues. […] Patients should be followed up every 3 months during and after initial treatment. After the first 2 years, the imaging interval is increased. Follow-up is recommended up to 10 years after the surgical resection of the primary tumor. Genetic counseling is recommended, as ACC is associated with a germline mutation in TP53 and Li-Fraumeni syndrome, which includes MLH1, MSH2, MSH6, PMS2 mutations.
  • #54 Incidence of adrenal gland tumor as a second primary malignancy: SEER-based study in: Endocrine Connections Volume 7 Issue 10 (2018)
    https://ec.bioscientifica.com/view/journals/ec/7/10/EC-18-0304.xml
    Advances in cancer treatment achieved during the past decades have resulted in increased survival of most pediatric and adult patients that suffered from different adrenal tumor types. This article reviews the incidence and survival of adrenal gland tumors as second primary tumors, according to data from the Surveillance, Epidemiology, and End Results (SEER) database. […] Data for a total of 2,887,468 persons with cancer were reviewed; 117 of whom had suffered second primary adrenal tumors. The overall SIR of adrenal gland tumor as a second primary was 1.5. A high incidence ratio of the event was detected in specific primary tumor sites: hypopharynx (observed/expected (O/E)=44.6); other endocrine tissue (including the thymus) (O/E=38.3); small intestine (O/E=8.9); liver (O/E=8.7); stomach (O/E=5); nodal NHL (O/E=3.8); kidney and renal pelvis (O/E=3.2) and breast (O/E=1.8).
  • #55 Incidence of adrenal gland tumor as a second primary malignancy: SEER-based study in: Endocrine Connections Volume 7 Issue 10 (2018)
    https://ec.bioscientifica.com/view/journals/ec/7/10/EC-18-0304.xml
    The overall SIR of adrenal gland tumors as second primaries was higher than expected (O/E=1.5, 95% CI=1.21.8). When divided according to age groups, the highest increase in risk was in these three groups: 3539, 5054 and 6569. Examining the incidence of events in relation to first primary tumor site showed significantly higher incidences in specific sites including the hypopharynx (O/E=44.6, 95% CI=9.2130.4); other endocrine tissue (including the thymus and excluding thyroid) (O/E=38.3, 95% CI=10.498.1); the small intestine (O/E=8.9, 95% CI=1.132); the liver (O/E=8.7, 95% CI=1.131.6); the stomach (O/E=5, 95% CI=114.5); nodal NHL (O/E=3.8, 95% CI=1.57.8) and the kidneys and renal pelvis (O/E=3.2, 95% CI=1.26.9). […] The risk of developing an adrenal malignancy as a second primary was higher than a first primary, taking into consideration the rarity of adrenal malignancies, and the sustained decline of cancer mortality in the United States that started from early and mid-1990s, which may play a role in increasing the risk of developing a subsequent cancer among primary cancers survivors.
  • #56 Incidence of adrenal gland tumor as a second primary malignancy: SEER-based study in: Endocrine Connections Volume 7 Issue 10 (2018)
    https://ec.bioscientifica.com/view/journals/ec/7/10/EC-18-0304.xml
    Advances in cancer treatment achieved during the past decades have resulted in increased survival of most pediatric and adult patients that suffered from different adrenal tumor types. This article reviews the incidence and survival of adrenal gland tumors as second primary tumors, according to data from the Surveillance, Epidemiology, and End Results (SEER) database. […] Data for a total of 2,887,468 persons with cancer were reviewed; 117 of whom had suffered second primary adrenal tumors. The overall SIR of adrenal gland tumor as a second primary was 1.5. A high incidence ratio of the event was detected in specific primary tumor sites: hypopharynx (observed/expected (O/E)=44.6); other endocrine tissue (including the thymus) (O/E=38.3); small intestine (O/E=8.9); liver (O/E=8.7); stomach (O/E=5); nodal NHL (O/E=3.8); kidney and renal pelvis (O/E=3.2) and breast (O/E=1.8).
  • #57 Incidence of adrenal gland tumor as a second primary malignancy: SEER-based study in: Endocrine Connections Volume 7 Issue 10 (2018)
    https://ec.bioscientifica.com/view/journals/ec/7/10/EC-18-0304.xml
    The overall SIR of adrenal gland tumors as second primaries was higher than expected (O/E=1.5, 95% CI=1.21.8). When divided according to age groups, the highest increase in risk was in these three groups: 3539, 5054 and 6569. Examining the incidence of events in relation to first primary tumor site showed significantly higher incidences in specific sites including the hypopharynx (O/E=44.6, 95% CI=9.2130.4); other endocrine tissue (including the thymus and excluding thyroid) (O/E=38.3, 95% CI=10.498.1); the small intestine (O/E=8.9, 95% CI=1.132); the liver (O/E=8.7, 95% CI=1.131.6); the stomach (O/E=5, 95% CI=114.5); nodal NHL (O/E=3.8, 95% CI=1.57.8) and the kidneys and renal pelvis (O/E=3.2, 95% CI=1.26.9). […] The risk of developing an adrenal malignancy as a second primary was higher than a first primary, taking into consideration the rarity of adrenal malignancies, and the sustained decline of cancer mortality in the United States that started from early and mid-1990s, which may play a role in increasing the risk of developing a subsequent cancer among primary cancers survivors.
  • #58 Adrenal metastasis | Radiology Reference Article | Radiopaedia.org
    https://radiopaedia.org/articles/adrenal-metastasis-1?lang=us
    Adrenal metastases are the most common malignant lesions involving the adrenal gland. Metastases are usually bilateral but may also be unilateral. Unilateral involvement is more prevalent on the left side (ratio of 1.5:1). […] They are present at autopsy in up to 27% of patients with known malignant epithelial tumors.
  • #59 Adrenal metastasis | Radiology Reference Article | Radiopaedia.org
    https://radiopaedia.org/articles/adrenal-metastasis-1?lang=us
    Adrenal metastases are the most common malignant lesions involving the adrenal gland. Metastases are usually bilateral but may also be unilateral. Unilateral involvement is more prevalent on the left side (ratio of 1.5:1). […] They are present at autopsy in up to 27% of patients with known malignant epithelial tumors.
  • #60
    https://link.springer.com/article/10.1007/s00268-020-05479-1
    To evaluate the incidence of adrenal metastases in patient with colorectal cancer (CRC) and determine the clinical and radiographic features associated metastatic CRC to the adrenal glands. […] The review of consecutive adults with newly diagnosed CRC found to have adrenal tumors 1 cm in size on staging or surveillance CT scans with at least two scans to evaluate progression or stability of disease. […] Fifty-eight of 856 (6.8%) CRC patients had an adrenal tumor. […] On univariate analysis, patients with metastatic CRC had larger adrenal tumors (26.7 mm vs 12.4 mm, p 0.01), a higher mean CEA (239 ng/mL vs 14.2 ng/mL, p=0.03), and were more likely to have other sites of metastatic disease seen on imaging 8/43 (19%) vs 14/15 (93%), p 0.01. […] On multivariable analysis, adrenal tumor size 1.8 cm (OR 49.6 CI 8306), CEA 2.5 ng/mL (OR 15.8 CI 1.7144) and other metastatic disease seen on imaging (OR 68.1 CI 7661) were independently associated with adrenal metastases. […] CRC patients with small adrenal tumors, normal CEA levels and no evidence of other metastatic disease are unlikely to have spread to the adrenal glands. Adrenal tumors found during staging and surveillance of CRC patients should be evaluated with appropriate imaging and biochemical analysis.
  • #61
    https://link.springer.com/article/10.1007/s00268-020-05479-1
    To evaluate the incidence of adrenal metastases in patient with colorectal cancer (CRC) and determine the clinical and radiographic features associated metastatic CRC to the adrenal glands. […] The review of consecutive adults with newly diagnosed CRC found to have adrenal tumors 1 cm in size on staging or surveillance CT scans with at least two scans to evaluate progression or stability of disease. […] Fifty-eight of 856 (6.8%) CRC patients had an adrenal tumor. […] On univariate analysis, patients with metastatic CRC had larger adrenal tumors (26.7 mm vs 12.4 mm, p 0.01), a higher mean CEA (239 ng/mL vs 14.2 ng/mL, p=0.03), and were more likely to have other sites of metastatic disease seen on imaging 8/43 (19%) vs 14/15 (93%), p 0.01. […] On multivariable analysis, adrenal tumor size 1.8 cm (OR 49.6 CI 8306), CEA 2.5 ng/mL (OR 15.8 CI 1.7144) and other metastatic disease seen on imaging (OR 68.1 CI 7661) were independently associated with adrenal metastases. […] CRC patients with small adrenal tumors, normal CEA levels and no evidence of other metastatic disease are unlikely to have spread to the adrenal glands. Adrenal tumors found during staging and surveillance of CRC patients should be evaluated with appropriate imaging and biochemical analysis.
  • #62 Adrenal Cancer | Center for Urologic Care of Berks County
    https://www.centerforurologiccare.com/patient-education/adrenal-cancer/
    Adrenal cancer is quite rare, usually affecting people in their first and fifth decades of life.1 […] Women are affected more often than men.1 […] Most cases of adrenal gland tumors are adrenocortical carcinomas.2 […] Although very little data is available about the causes of adrenal cancers, research has highlighted the presence of genetic predisposition.5 […] Other studies have tried finding a relationship between smoking tobacco and adrenal cancers,6 but further studies are needed to validate this idea. […] Spread of cancers from other areas of the body to the adrenal gland is much more common than cancer primarily originating there, it is important to keep this information in mind when making a diagnosis.9
  • #63 Azthena logo with the word Azthena
    https://www.news-medical.net/news/20230825/Study-shows-not-all-adrenal-carcinoma-patients-need-mitotane-after-surgery.aspx
    After the complete tumor resection, not all patients with an adrenocortical carcinoma require the previous standard therapy Mitotane. […] In a new clinical study published in August 2023 in the journal The Lancet Diabetes Endocrinology, he and Massimo Terzolo and other collaborators found that the adjuvant treatment with Mitotane is not necessary if the patients fulfill three factors. […] ADIUVO is the first-ever randomized trial worldwide of adjuvant treatment for adrenocortical carcinoma. […] The efficacy of Mitotane versus surveillance only was assessed by recurrence-free survival (RFS). […] Martin Fassnacht sums up: „Concomitant therapy with Mitotane is not indicated in patients with low-grade, localized adrenocortical carcinoma in which the tumor has not yet metastasized and could be completely removed, as their prognoses are relatively good and treatment with Mitotane does not show a statistically significant improvement in the relapse rate, but is associated with side effects.” […] Endocrinology at Wrzburg University Hospital is considered an international reference center for the diagnosis, treatment and research of adrenocortical carcinoma and is currently the largest center worldwide. […] In Germany, it is estimated that there are about 80 to 120 new cases every year.
  • #64 Azthena logo with the word Azthena
    https://www.news-medical.net/news/20230825/Study-shows-not-all-adrenal-carcinoma-patients-need-mitotane-after-surgery.aspx
    After the complete tumor resection, not all patients with an adrenocortical carcinoma require the previous standard therapy Mitotane. […] In a new clinical study published in August 2023 in the journal The Lancet Diabetes Endocrinology, he and Massimo Terzolo and other collaborators found that the adjuvant treatment with Mitotane is not necessary if the patients fulfill three factors. […] ADIUVO is the first-ever randomized trial worldwide of adjuvant treatment for adrenocortical carcinoma. […] The efficacy of Mitotane versus surveillance only was assessed by recurrence-free survival (RFS). […] Martin Fassnacht sums up: „Concomitant therapy with Mitotane is not indicated in patients with low-grade, localized adrenocortical carcinoma in which the tumor has not yet metastasized and could be completely removed, as their prognoses are relatively good and treatment with Mitotane does not show a statistically significant improvement in the relapse rate, but is associated with side effects.” […] Endocrinology at Wrzburg University Hospital is considered an international reference center for the diagnosis, treatment and research of adrenocortical carcinoma and is currently the largest center worldwide. […] In Germany, it is estimated that there are about 80 to 120 new cases every year.
  • #65 Recent Updates on the Management of Adrenal Incidentalomas
    https://www.e-enm.org/journal/view.php?number=2413
    Adrenal incidentalomas represent an increasingly common clinical conundrum with significant implications for patients. The revised 2023 European Society of Endocrinology (ESE) guideline incorporates cutting-edge evidence for managing adrenal incidentalomas. […] The 2023 ESE guideline has updated the previous 2016 version, specifically in terms of the assessment of malignancy risk, the definition and management of mild autonomous cortisol secretion (MACS), and the follow-up strategies for adrenal tumors. […] The 2023 ESE guideline defines MACS as cases where serum cortisol levels after the 1-mg DST exceed 1.8 g/dL without any further stratification by degree of post-dexamethasone cortisol level. […] The 2023 ESE guideline recommends a multidisciplinary team approach to determine the necessity of surgical intervention in MACS patients.
  • #66 Recent Updates on the Management of Adrenal Incidentalomas
    https://www.e-enm.org/journal/view.php?number=2413
    Adrenal incidentalomas represent an increasingly common clinical conundrum with significant implications for patients. The revised 2023 European Society of Endocrinology (ESE) guideline incorporates cutting-edge evidence for managing adrenal incidentalomas. […] The 2023 ESE guideline has updated the previous 2016 version, specifically in terms of the assessment of malignancy risk, the definition and management of mild autonomous cortisol secretion (MACS), and the follow-up strategies for adrenal tumors. […] The 2023 ESE guideline defines MACS as cases where serum cortisol levels after the 1-mg DST exceed 1.8 g/dL without any further stratification by degree of post-dexamethasone cortisol level. […] The 2023 ESE guideline recommends a multidisciplinary team approach to determine the necessity of surgical intervention in MACS patients.
  • #67 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://www.e-emj.org/journal/view.php?number=16
    Therefore, when diagnosing adrenocortical carcinoma in pediatric patients, the possibility of familial cancer syndromes must be considered. […] For adrenal screening in MEN1, abdominal imaging with CT or MRI is recommended every 3 years, and adrenal lesions require ongoing radiologic surveillance for signs of malignancy. […] The growth of adrenal nodules is related to the activation of the cAMP/protein kinase A (PKA) pathway. […] These findings underscore the significant incidence of PHEO and PGL in patients with VHL and highlight the necessity for early and lifelong screening. […] In addition to abdominal imaging, annual testing of plasma metanephrines and plasma normetanephrines is recommended starting at the age of 5. […] This approach is essential as it informs not only the management of the current tumor but also the monitoring for other neoplasms associated with these syndromes. […] Over the past 20 years, significant progress has been made in understanding the syndromes that lead to endocrine tumors, greatly improving the diagnostic and therapeutic approaches available to clinicians.
  • #68 Overview of endocrine tumor syndromes manifesting as adrenal tumors
    https://www.e-emj.org/journal/view.php?number=16
    Therefore, when diagnosing adrenocortical carcinoma in pediatric patients, the possibility of familial cancer syndromes must be considered. […] For adrenal screening in MEN1, abdominal imaging with CT or MRI is recommended every 3 years, and adrenal lesions require ongoing radiologic surveillance for signs of malignancy. […] The growth of adrenal nodules is related to the activation of the cAMP/protein kinase A (PKA) pathway. […] These findings underscore the significant incidence of PHEO and PGL in patients with VHL and highlight the necessity for early and lifelong screening. […] In addition to abdominal imaging, annual testing of plasma metanephrines and plasma normetanephrines is recommended starting at the age of 5. […] This approach is essential as it informs not only the management of the current tumor but also the monitoring for other neoplasms associated with these syndromes. […] Over the past 20 years, significant progress has been made in understanding the syndromes that lead to endocrine tumors, greatly improving the diagnostic and therapeutic approaches available to clinicians.
  • #69 Epidemiology and treatment of adrenal cancer. a case series | ECE2024 | 26th European Congress of Endocrinology | Endocrine Abstracts
    https://www.endocrine-abstracts.org/ea/0099/ea0099ep767
    Epidemiology and treatment of adrenal cancer. a case series […] Adrenal cancer is a rare, highly invasive malignant tumour with the incidence estimated for approximately 0,5-2,0 cases per milion people annually. […] Considering the fact that adrenal cancer is very sporadic not much data on its epidemiology is available. […] The aim of the study was to present the single-center data on the epidemiology of the adrenal cancer. […] In ENSAT staging classification for adrenocortical carcinoma, four patients had ENSAT II stage; seven patients had stage III; three patients had stage IV. […] Adrenal cancer is a neoplasm with varied clinical presentation. It demands specific diagnostic tools and treatment protocols. Therefore, treatment should be conducted in the high-reference centers.
  • #70 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    AC occurs in 2 major peaks: in the first decade of life and again in the fourth to fifth decades. While, functional tumors are more common in children, however, nonfunctional tumors are more common in adults. […] Based on data from the International Pediatric Adrenocortical Tumor Registry, the median age at which children develop adrenal carcinomas is 3.2 years; 60% are younger than four years, and 14% are older than 13 years.
  • #71 Adrenal Carcinoma: Practice Essentials, Background, Pathophysiology
    https://emedicine.medscape.com/article/276264-overview
    Adrenocortical carcinomas (ACs) are rare malignancies, with an annual incidence rate of only 0.72 cases per million population in Western countries. […] AC tumors are uncommon, having an incidence of approximately 0.6-1.67 cases per million persons per year. In southern Brazil, however, the incidence of adrenal tumors is 10-15 times that of the general population, a difference that has been associated with a mutation in the P53 gene. […] The female-to-male ratio for ACs is approximately 2.5-3:1. The accumulation of data, especially in international registries, revealed the incidence of adrenal tumors to be higher in female individuals than had previously been thought, particularly in those aged 0-3 years and those over 13 years. Nonfunctional ACs are distributed equally between the sexes.
  • #72 Epidemiology of Adrenal Tumors – a Population-based Study in Olmsted County, Minnesota
    https://pmc.ncbi.nlm.nih.gov/articles/PMC7601441/
    Adrenal tumors are commonly encountered in clinical practice, but current epidemiological data mainly originate from referral centers. We aimed to determine incidence rates (SIR), prevalence, and rates of malignancy and hormone excess in a standardized setting. […] An adrenal tumor was diagnosed in 1,287 patients (median age 62 years; 713 (554%) were women, and 13 (10%) were children). SIR increased from 44 (95%CI 0386) per 100,000 person-years in 1995 to 478 (95%CI 369587) in 2017, mainly due to incidental discovery of adenomas 40mm in 40-year-olds. Prevalence of adrenal tumors in 2017 was 532/100,000 inhabitants, ranging from 13/100,000 in children to 1,900/100,000 among 65-year-olds. Of 1,287 patients, 111 (86%) were diagnosed with malignancy (96 (75%) metastases), 14 (11%) with pheochromocytoma, and 53 (41%) with overt steroid hormone excess. Malignancy was more common in children (62% vs 8% in 18-year-olds, P0001), tumors discovered non-incidentally (32% vs 3% in incidentalomas, P0001), tumors 4 cm (34% vs 7% in 4 cm, P0001), tumors with unenhanced CT attenuation 20 Hounsfield units (15% vs 1% for 20 Hounsfield units, P0001), and bilateral masses (16% vs 7% for unilateral, P=0004). […] Adrenal tumor SIR increased 10 times from 1995 to 2017. Population-based data revealed lower rates of malignancy, pheochromocytoma, and overt steroid hormone excess than previously reported.
  • #73 Science Saturday: All adrenal tumors should be investigated – Mayo Clinic News Network
    https://newsnetwork.mayoclinic.org/discussion/science-saturday-all-adrenal-tumors-should-be-investigated/
    „In this particular case, the question of how common the dangerous adrenal subtypes are out of all the adrenal incidentalomas is key,” says Dr. Ebbehøj. „For example, you see a patient with an adrenal incidentaloma. It does not appear to produce hormones, and it does not seem to be malignant. But should you recommend a follow-up CT scan and repeated biochemical testing to be sure, when you know this means extra radiation, patient anxiety and costs? Or should you recommend surgery to be on the safe side? We need good epidemiological data to design rational guidelines that can balance between benefits and harms.” […] „Our message is, again, to recognize the adrenal mass as a problem that needs full investigation at the time of discovery,” reiterates Dr. Bancos. […] This study is an example of descriptive epidemiology, examining incidence, prevalence, morbidity and mortality. It describes the scope of adrenal tumors, which helps shared decision-making with patients.
  • #74 Current prospects of hereditary adrenal tumors: towards better clinical management | Hereditary Cancer in Clinical Practice | Full Text
    https://hccpjournal.biomedcentral.com/articles/10.1186/s13053-024-00276-6
    The clinical and genomic features of representative hereditary tumors associated with adrenal tumors are presented in Table 1, and the available surveillance strategies proposed in the guidelines or expert statements are listed in Table 2. […] The National Comprehensive Cancer Network (NCCN) guidelines for neuroendocrine and adrenal tumors include LFS, Lynch syndrome (LS), multiple endocrine neoplasia type 1 (MEN1), and familial adenomatous polyposis (APC) as hereditary cancer predisposition syndromes associated with ACC. […] The clinical evidence for routine ACC screening is insufficient for individuals with LS. […] An international consensus statement for the clinical management of BWS mentioned a screening strategy using clinical evaluation, adrenal ultrasound, and evaluating serum dehydroepiandrosterone sulfate levels every 4-6 months.
  • #75 Adrenocortical Carcinoma > Fact Sheets > Yale Medicine
    https://www.yalemedicine.org/conditions/adrenocortical-carcinoma
    Adrenocortical carcinoma is very rare. It accounts for about 1% of all cancer diagnoses among children, and between 0.02 and 0.2% of all cancer diagnoses among adults. It occurs more frequently in females than in males. […] Treatments are not always as effective for adrenocortical carcinoma as they are for other types of cancer, so early diagnosis and treatment are especially important in helping to improve outcomes. […] Because adrenocortical carcinoma is such a rare cancer, reported survival rates may be underestimated. […] Adrenocortical carcinoma is best treated by endocrinologists, endocrine oncology specialists, endocrine surgeons, and others who are familiar with this rare disease. […] Patients with adrenocortical carcinoma, a rare malignant lesion, have a poor prognosis. Two determinants of long-term survival are the tumor stage at presentation and curative resection by an experienced surgeon. […] However, overall 5-year survival rates can be as high as 45%.
  • #76 Epidemiology and treatment of adrenal cancer. a case series | ECE2024 | 26th European Congress of Endocrinology | Endocrine Abstracts
    https://www.endocrine-abstracts.org/ea/0099/ea0099ep767
    Epidemiology and treatment of adrenal cancer. a case series […] Adrenal cancer is a rare, highly invasive malignant tumour with the incidence estimated for approximately 0,5-2,0 cases per milion people annually. […] Considering the fact that adrenal cancer is very sporadic not much data on its epidemiology is available. […] The aim of the study was to present the single-center data on the epidemiology of the adrenal cancer. […] In ENSAT staging classification for adrenocortical carcinoma, four patients had ENSAT II stage; seven patients had stage III; three patients had stage IV. […] Adrenal cancer is a neoplasm with varied clinical presentation. It demands specific diagnostic tools and treatment protocols. Therefore, treatment should be conducted in the high-reference centers.
  • #77 Recent Updates on the Management of Adrenal Incidentalomas
    https://www.e-enm.org/journal/view.php?number=2413
    The 2023 ESE guideline recommends that patients with MACS should receive perioperative stress-dose glucocorticoid treatment and should be followed up by an endocrinologist until the hypothalamic-pituitary-adrenal axis recovers. […] The management of adrenal incidentalomas has significantly advanced over the years, with updated guidelines aiming to optimize diagnostic processes and therapeutic interventions. The 2023 ESE guideline, in particular, highlights the need for individualized approaches over standardized ones, introducing key modifications in hormonal evaluations, the assessment of malignancy risk, and surgical treatment.