Materiały źródłowe

• #1 Eosinophilic esophagitis – Symptoms and causes – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/symptoms-causes/syc-20372197

  Eosinophilic esophagitis has been identified only since the early ’90s, but is now considered a major cause of digestive system illness. […] Research is ongoing and will likely lead to revisions in the diagnosis and treatment of eosinophilic esophagitis. […] Make an appointment with your health care provider if you experience severe or frequent eosinophilic esophagitis symptoms. […] There has been a significant increase in numbers of people diagnosed with eosinophilic esophagitis in the past decade. […] However, studies now suggest that the disease is becoming increasingly common, parallel to the increase in asthma and allergies. […] Eosinophilic esophagitis is more common in males than in females. […] Researchers think that eosinophilic esophagitis may have a genetic component because the condition sometimes runs in families.

• #2 Eosinophilic esophagitis – Symptoms and causes – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/symptoms-causes/syc-20372197

  Eosinophilic esophagitis has been identified only since the early ’90s, but is now considered a major cause of digestive system illness. […] Research is ongoing and will likely lead to revisions in the diagnosis and treatment of eosinophilic esophagitis. […] Make an appointment with your health care provider if you experience severe or frequent eosinophilic esophagitis symptoms. […] There has been a significant increase in numbers of people diagnosed with eosinophilic esophagitis in the past decade. […] However, studies now suggest that the disease is becoming increasingly common, parallel to the increase in asthma and allergies. […] Eosinophilic esophagitis is more common in males than in females. […] Researchers think that eosinophilic esophagitis may have a genetic component because the condition sometimes runs in families.

• #3 Eosinophilic esophagitis – Symptoms and causes – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/symptoms-causes/syc-20372197

  Eosinophilic esophagitis has been identified only since the early ’90s, but is now considered a major cause of digestive system illness. […] Research is ongoing and will likely lead to revisions in the diagnosis and treatment of eosinophilic esophagitis. […] Make an appointment with your health care provider if you experience severe or frequent eosinophilic esophagitis symptoms. […] There has been a significant increase in numbers of people diagnosed with eosinophilic esophagitis in the past decade. […] However, studies now suggest that the disease is becoming increasingly common, parallel to the increase in asthma and allergies. […] Eosinophilic esophagitis is more common in males than in females. […] Researchers think that eosinophilic esophagitis may have a genetic component because the condition sometimes runs in families.

• #4 Eosinophilic esophagitis: Diagnostic tests and criteria

  https://pmc.ncbi.nlm.nih.gov/articles/PMC4591255/

  The first consensus diagnostic guidelines for EoE were published in 2007. […] A key point emphasized in the 2007 guidelines was that EoE was a clinicopathologic condition. […] The consensus diagnostic guidelines were updated in 2011, and there were several notable changes. […] The updated guidelines still required three criteria to be met, but with some modifications: 1) clinical symptoms of esophageal dysfunction; 2) a maximum esophageal eosinophil count of at least 15 eos/hpf, with few exceptions; 3) exclusion of other possible causes of esophageal eosinophilia, including PPI-REE. […] Current diagnostic criteria require three components for diagnosis of eosinophilic esophagitis: 1) Clinical symptoms of esophageal dysfunction; 2) a maximum esophageal eosinophil count of at least 15 eos/hpf, with few exceptions; and 3) exclusion of other possible causes of esophageal eosinophilia.

• #5

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  Eosinophilic esophagitis (EoE) is a chronic immune-mediated disease of the esophagus. It is diagnosed in the setting of symptoms of esophageal dysfunction and an eosinophilic predominant infiltrate in the esophagus. […] EoE is diagnosed with the following 3 criteria: (i) symptoms of esophageal dysfunction; (ii) at least 15 eos/hpf on esophageal biopsy; and (iii) an evaluation for non-EoE disorders that cause or potentially contribute to esophageal eosinophilia. […] We recommend using a systematic endoscopic scoring system (e.g., the EoE Endoscopic Reference Score [EREFS]) to characterize endoscopic findings of EoE at every endoscopy. […] We recommend obtaining at least 6 esophageal biopsies from at least 2 esophageal levels (e.g., proximal/mid and distal), targeting EoE endoscopic findings, if possible, to assess for histologic features consistent with EoE.

• #6 Eosinophilic esophagitis: Diagnostic tests and criteria

  https://pmc.ncbi.nlm.nih.gov/articles/PMC4591255/

  The first consensus diagnostic guidelines for EoE were published in 2007. […] A key point emphasized in the 2007 guidelines was that EoE was a clinicopathologic condition. […] The consensus diagnostic guidelines were updated in 2011, and there were several notable changes. […] The updated guidelines still required three criteria to be met, but with some modifications: 1) clinical symptoms of esophageal dysfunction; 2) a maximum esophageal eosinophil count of at least 15 eos/hpf, with few exceptions; 3) exclusion of other possible causes of esophageal eosinophilia, including PPI-REE. […] Current diagnostic criteria require three components for diagnosis of eosinophilic esophagitis: 1) Clinical symptoms of esophageal dysfunction; 2) a maximum esophageal eosinophil count of at least 15 eos/hpf, with few exceptions; and 3) exclusion of other possible causes of esophageal eosinophilia.

• #7 Eosinophilic Esophagitis (EoE): Diagnosis and Monitoring for HCPs

  https://www.seeeoe.com/

  Symptoms of EoE can generate fear, embarrassment, and distress for patients, which brings additional complexity to their struggle with the disease.9 […] EoE should not be ruled out based on endoscopic findings alone. In a 2007 retrospective study of 117 patients with EoE, 1 in 4 had normal endoscopic findings.8 […] Without investigating symptoms and endoscopic findings, the histological presence of esophageal eosinophilia alone does not establish an EoE diagnosis.3 […] According to guidelines, diagnosis and monitoring of EoE require the holistic approach of assessing the 3 domains together2-4,28. […] There are several limitations associated with each of the 3 domains so no single domain alone should be relied on to draw conclusions about diagnosis, or how to manage ongoing disease activity.2-4,28

• #8 Diagnosis and Treatment of Eosinophilic Esophagitis

  https://pmc.ncbi.nlm.nih.gov/articles/PMC6986782/

  Eosinophilic esophagitis (EoE) is an eosinophil rich, Th2 antigen mediated disease of increasing pediatric and adult worldwide prevalence. Diagnosis requires greater than or equal to 15 eosinophils per high power field on light microscopy. […] EoE diagnosis rests on the presence of esophageal eosinophilia greater than or equal to 15 eosinophils per high power field under routine light microscopy following hematoxylin and eosin staining. […] The gold standard for EoE diagnosis remains the biopsy findings demonstrating increased intraepithelial esophageal eosinophils without concomitant eosinophilic infiltration in the stomach or duodenum. […] Since eosinophilic infiltration of the esophagus may not be evenly distributed, biopsies should be obtained from the proximal and distal esophagus to increase the diagnostic yield.

• #9 Eosinophilic esophagitis – Wikipedia

  https://en.wikipedia.org/wiki/Eosinophilic_esophagitis

  Eosinophilic esophagitis (EoE) is an allergic inflammatory condition of the esophagus that involves eosinophils, a type of white blood cell. […] While knowledge about EoE has been increasing rapidly, diagnosing it can be challenging because the symptoms and histopathologic findings are not specific. […] The diagnosis of EoE is typically made based on the combination of symptoms and findings from diagnostic testing. […] To properly diagnose EoE, various diseases such as GERD, esophageal cancer, achalasia, hypereosinophilic syndrome, infection, Crohn’s disease, and drug allergies need to be ruled out. […] Endoscopic mucosal biopsy remains the gold standard diagnostic test for EoE and is required to confirm the diagnosis. […] A definitive diagnosis of EoE is based on the presence of at least 15 eosinophils/HPF in the esophageal biopsies of patients with exclusion of other causes of eosinophilia in the esophagus including gastroesophageal reflux disease (GERD), achalasia hypereosinophilic syndrome, Crohn’s disease, infections, pill esophagitis, or graft vs host disease.

• #10 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #11 Endoscopic Diagnosis of Eosinophilic Esophagitis: Basics and Recent Advances

  https://www.mdpi.com/2075-4418/12/12/3202

  Eosinophilic esophagitis (EoE) is a chronic, immune-mediated inflammatory disease, characterized by esophageal dysfunction and intense eosinophil infiltration localized in the esophagus. […] EoE is a clinicopathological disease for which the histological demonstration of esophageal eosinophilia is essential for diagnosis. […] Therefore, the recognition of the characteristic endoscopic features with subsequent biopsy are critical for early definitive diagnosis and treatment, in order to prevent complications. […] Accumulating reports have revealed that EoE has several non-specific characteristic endoscopic findings, such as rings, furrows, white exudates, stricture/narrowing, edema, and crepe-paper esophagus. […] The EoE endoscopic reference score (EREFS) is expected to standardize the endoscopic assessment, and thus improve diagnostic accuracy.

• #12 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #13 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #14 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #15 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #16 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #17 Pathology Outlines – Eosinophilic esophagitis

  https://www.pathologyoutlines.com/topic/esophaguseosinophilic.html

  Eosinophilic esophagitis is a clinicopathologic diagnosis and findings should be considered in combination and not independent of each other […] Current diagnostic modalities include esophagogastroduodenoscopy (endoscopy) […] Endoscopy may show many characteristic but not pathognomonic changes […] Major criteria: mucosa edema, white exudate, longitudinal furrows, circular esophageal rings (also called pseudotrachea), esophageal stenosis […] Minor criteria: feline esophagus (concentric mucosal rings observed with some types of motility that disappear with air insufflation), narrow caliber esophagus, crêpe paper esophagus, mucosal laceration or fragility with passage of instruments before dilation […] Esophageal biopsies are required for diagnosis […] Biopsies need to be taken from the proximal, mid and distal esophagus with a minimum of 2 biopsies per site

• #18 Diagnosing Eosinophilic Esophagitis (EoE): Tests, Early Diagnosis, and Your Doctors

  https://www.everydayhealth.com/eosinophilic-esophagitis/diagnosis/

  Eosinophilic esophagitis (EoE), a chronic disease that causes inflammation and damage to the esophagus, can be tricky to diagnose accurately. […] The earlier you are diagnosed, the sooner you can start treatment for EoE and stave off complications. […] An upper endoscopy is the only way to diagnose EoE. […] Visual inspection may not be enough to diagnose EoE, as up to 10 percent of people with EoE have an esophagus that appears normal. […] In these cases, a biopsy can help to confirm the diagnosis. […] If a biopsy shows that there are 15 or more eosinophils in a specific section of the sample, this indicates probable EoE. […] Doctors often repeat biopsies throughout the diagnostic process and over the course of the disease to track the condition of the esophagus and see if treatment is helping.

• #19 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an upper endoscopy, a healthcare professional inserts a thin, flexible tube equipped with a light and camera down the throat and into the esophagus. […] Your health care provider will consider both your symptoms and test results to diagnose eosinophilic esophagitis. This will include determining whether you have gastroesophageal reflux disease (GERD). […] Tests to diagnose eosinophilic esophagitis include: […] Your provider will use a long, narrow tube (endoscope) containing a light and tiny camera and insert it through your mouth down the esophagus. The lining of your esophagus will be inspected for inflammation and swelling, horizontal rings, vertical furrows, narrowing (strictures), and white spots. Some people with eosinophilic esophagitis will have an esophagus that looks typical.

• #20 Eosinophilic oesophagitis: improving diagnosis and therapy – reducing the burden of repeated endoscopy | Frontline Gastroenterology

  https://fg.bmj.com/content/13/e1/e51

  The diagnosis of EoE is made by endoscopy and oesophageal biopsy. Endoscopy should be performed to obtain histology from any patient in whom the clinician is suspicious of a diagnosis of EoE, with appropriate symptoms even in the absence of any endoscopic features of EoE. A normal endoscopy does not preclude the diagnosis of EoE, in the absence of biopsies. […] The definitive diagnosis of EoE is made by an elevated eosinophil count on oesophageal biopsy. This has typically been proposed as 15 eosinophils per high-power field. […] The diagnostic criteria for EoE is a peak eosinophil count of 15 eosinophils/high power field or 0.3mm2 in multiple oesophageal biopsies taken from different areas of the oesophagus. […] Oesophageal biopsies must be taken even if the endoscopic appearance of the oesophagus is normal in a patient with a history of dysphagia or food bolus obstruction. […] PPIs should be withdrawn for at least 3 weeks prior to endoscopy in any patient suspected to have this condition.

• #21

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  Eosinophilic esophagitis (EoE) is a chronic immune-mediated disease of the esophagus. It is diagnosed in the setting of symptoms of esophageal dysfunction and an eosinophilic predominant infiltrate in the esophagus. […] EoE is diagnosed with the following 3 criteria: (i) symptoms of esophageal dysfunction; (ii) at least 15 eos/hpf on esophageal biopsy; and (iii) an evaluation for non-EoE disorders that cause or potentially contribute to esophageal eosinophilia. […] We recommend using a systematic endoscopic scoring system (e.g., the EoE Endoscopic Reference Score [EREFS]) to characterize endoscopic findings of EoE at every endoscopy. […] We recommend obtaining at least 6 esophageal biopsies from at least 2 esophageal levels (e.g., proximal/mid and distal), targeting EoE endoscopic findings, if possible, to assess for histologic features consistent with EoE.

• #22 Endoscopic Diagnosis of Eosinophilic Esophagitis: Basics and Recent Advances

  https://www.mdpi.com/2075-4418/12/12/3202

  However, these findings are not always specific to EoE and vary in prevalence, degree, and distribution within the esophagus. […] Therefore, despite the development and revisions of clinical guidelines and consensus, endoscopic findings have not yet been incorporated into the diagnostic criteria for EoE. […] Several efforts to improve recognition and diagnostic accuracy of endoscopic abnormalities using image enhancement endoscopy (IEE), endocytoscopy, and artificial intelligence (AI) have been recently reported. […] The EoE endoscopic reference score (EREFS) was developed by Hirano et al. in 2013 for objective assessment of endoscopic findings: Edema, Rings, Exudates, Furrows, and Stricture are comprehensively assessed as major features. […] The optimal cutoff value for the ERERS score to predict EoE has not been determined.

• #23 Diagnosis and Treatment of Eosinophilic Esophagitis

  https://pmc.ncbi.nlm.nih.gov/articles/PMC6986782/

  Eosinophilic esophagitis (EoE) is an eosinophil rich, Th2 antigen mediated disease of increasing pediatric and adult worldwide prevalence. Diagnosis requires greater than or equal to 15 eosinophils per high power field on light microscopy. […] EoE diagnosis rests on the presence of esophageal eosinophilia greater than or equal to 15 eosinophils per high power field under routine light microscopy following hematoxylin and eosin staining. […] The gold standard for EoE diagnosis remains the biopsy findings demonstrating increased intraepithelial esophageal eosinophils without concomitant eosinophilic infiltration in the stomach or duodenum. […] Since eosinophilic infiltration of the esophagus may not be evenly distributed, biopsies should be obtained from the proximal and distal esophagus to increase the diagnostic yield.

• #24

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  Eosinophilic esophagitis (EoE) is a chronic immune-mediated disease of the esophagus. It is diagnosed in the setting of symptoms of esophageal dysfunction and an eosinophilic predominant infiltrate in the esophagus. […] EoE is diagnosed with the following 3 criteria: (i) symptoms of esophageal dysfunction; (ii) at least 15 eos/hpf on esophageal biopsy; and (iii) an evaluation for non-EoE disorders that cause or potentially contribute to esophageal eosinophilia. […] We recommend using a systematic endoscopic scoring system (e.g., the EoE Endoscopic Reference Score [EREFS]) to characterize endoscopic findings of EoE at every endoscopy. […] We recommend obtaining at least 6 esophageal biopsies from at least 2 esophageal levels (e.g., proximal/mid and distal), targeting EoE endoscopic findings, if possible, to assess for histologic features consistent with EoE.

• #25 Role of endoscopy in eosinophilic esophagitis

  https://www.e-ce.org/journal/view.php?number=7903

  The recently published American Society for Gastrointestinal Endoscopy (ASGE) consensus recommends that at least six biopsy samples should be taken from the esophagus to improve the diagnostic yield of EoE. […] Biopsy samples should be taken from the distal and mid-/proximal esophagus for EoE diagnosis. […] The typical endoscopic findings of EoE are esophageal edema, rings, exudates, furrows, and stenosis. […] In patients suspected with EoE, biopsy samples should be obtained from the esophagus regardless of endoscopic appearance. […] If symptoms recur in patients confirmed with EoE while undergoing therapy, repeated endoscopy should be considered. […] A retrospective case series investigated 59 patients with dysphagia without a previous diagnosis of EoE with esophageal biopsies containing 1 to 14 eos/hpf (low-grade eosinophilia).

• #26 Pathology Outlines – Eosinophilic esophagitis

  https://www.pathologyoutlines.com/topic/esophaguseosinophilic.html

  6 – 9 mucosal biopsies yield a near 100% diagnostic sensitivity […] Single biopsy yields a sensitivity of 55% […] Major criteria: ≥ 15 eosinophils per high power field (40x magnification) […] Minor criteria: extreme basal zone hyperplasia with papillary hyperplasia, eosinophils concentrated in the surface epithelium as opposed to the base, eosinophilic microabscesses, eosinophil degranulation, surface desquamation, lamina propria fibrosis […] Noninvasive diagnostic procedures being tested include esophageal string test (EST) […] Currently in clinical trials […] 1 hour test that can distinguish active from inactive disease in both children and adults […] Minimally invasive way to monitor disease […] Cytosponge […] Sensitivity of 75% and specificity of 86% […] MicroRNA expression […] Esophageal brushings obtained via endoscopy or via nasogastric tube are analyzed for the presence and quantity of eosinophil derived neurotoxin, which is overexpressed in eosinophilic esophagitis.

• #27 Role of endoscopy in eosinophilic esophagitis

  https://www.e-ce.org/journal/view.php?number=7903

  Endoscopy is essential in the diagnosis and treatment of EoE and shows typical findings, including esophageal edema, rings, exudates, furrows, and stenosis. […] In patients with suspected EoE, biopsy samples should be obtained from the esophagus regardless of endoscopic appearance. […] Endoscopy is one of the initial tests to inspect the esophagus and obtain biopsies in patients suspected with EoE. […] The timing of initial index endoscopy is crucial for the appropriate diagnosis, particularly in patients suspected with EoE. […] The recently published British Society of Gastroenterology (BSG) and British Society of Pediatric Gastroenterology, Hepatology, and Nutrition joint consensus guidelines recommend that PPI administrations should be discontinued for at least 3 weeks for an accurate diagnosis of EoE.

• #28 Eosinophilic oesophagitis: improving diagnosis and therapy – reducing the burden of repeated endoscopy | Frontline Gastroenterology

  https://fg.bmj.com/content/13/e1/e51

  The diagnosis of EoE is made by endoscopy and oesophageal biopsy. Endoscopy should be performed to obtain histology from any patient in whom the clinician is suspicious of a diagnosis of EoE, with appropriate symptoms even in the absence of any endoscopic features of EoE. A normal endoscopy does not preclude the diagnosis of EoE, in the absence of biopsies. […] The definitive diagnosis of EoE is made by an elevated eosinophil count on oesophageal biopsy. This has typically been proposed as 15 eosinophils per high-power field. […] The diagnostic criteria for EoE is a peak eosinophil count of 15 eosinophils/high power field or 0.3mm2 in multiple oesophageal biopsies taken from different areas of the oesophagus. […] Oesophageal biopsies must be taken even if the endoscopic appearance of the oesophagus is normal in a patient with a history of dysphagia or food bolus obstruction. […] PPIs should be withdrawn for at least 3 weeks prior to endoscopy in any patient suspected to have this condition.

• #29 Eosinophilic Esophagitis (EoE) Pathology: Definition, Etiology, Epidemiology

  https://emedicine.medscape.com/article/1610470-overview

  Multiple biopsies from the proximal and distal esophagus are recommended for optimal pathologic evaluation. […] If biopsy samples from two or more sites show squamous mucosal eosinophil counts of more than 15 per hpf, then a diagnosis „compatible with EoE” may be rendered by the pathologist. […] Histopathological evaluation is the gold standard for diagnosing EoE, providing definitive evidence of eosinophilic inflammation within the esophageal mucosa.

• #30 Diagnosis and Treatment of Eosinophilic Esophagitis

  https://pmc.ncbi.nlm.nih.gov/articles/PMC6986782/

  Eosinophilic esophagitis (EoE) is an eosinophil rich, Th2 antigen mediated disease of increasing pediatric and adult worldwide prevalence. Diagnosis requires greater than or equal to 15 eosinophils per high power field on light microscopy. […] EoE diagnosis rests on the presence of esophageal eosinophilia greater than or equal to 15 eosinophils per high power field under routine light microscopy following hematoxylin and eosin staining. […] The gold standard for EoE diagnosis remains the biopsy findings demonstrating increased intraepithelial esophageal eosinophils without concomitant eosinophilic infiltration in the stomach or duodenum. […] Since eosinophilic infiltration of the esophagus may not be evenly distributed, biopsies should be obtained from the proximal and distal esophagus to increase the diagnostic yield.

• #31 Eosinophilic oesophagitis: improving diagnosis and therapy – reducing the burden of repeated endoscopy | Frontline Gastroenterology

  https://fg.bmj.com/content/13/e1/e51

  Eosinophilic oesophagitis is now being diagnosed more often, although there continues to be a significant delay in the recognition of the condition in primary care, and among patients presenting with food bolus obstruction to other specialities like Ears, Nose and Throat and Accident Emergency. The diagnosis requires endoscopy and biopsy, with six biopsies taken from at least two different areas of the oesophagus. The diagnostic threshold is 15 eosinophils/high power field or 0.3 mm2. […] The diagnosis of eosinophilic oesophagitis is based on histology with 15 eosinophils/high power field or 0.3 mm2. […] The diagnosis of EoE requires endoscopy and oesophageal biopsies and the diagnostic criteria are changing with the advent of digital pathology and the criteria for response and remission have also been defined in the last few years.

• #32 Pathology Outlines – Eosinophilic esophagitis

  https://www.pathologyoutlines.com/topic/esophaguseosinophilic.html

  6 – 9 mucosal biopsies yield a near 100% diagnostic sensitivity […] Single biopsy yields a sensitivity of 55% […] Major criteria: ≥ 15 eosinophils per high power field (40x magnification) […] Minor criteria: extreme basal zone hyperplasia with papillary hyperplasia, eosinophils concentrated in the surface epithelium as opposed to the base, eosinophilic microabscesses, eosinophil degranulation, surface desquamation, lamina propria fibrosis […] Noninvasive diagnostic procedures being tested include esophageal string test (EST) […] Currently in clinical trials […] 1 hour test that can distinguish active from inactive disease in both children and adults […] Minimally invasive way to monitor disease […] Cytosponge […] Sensitivity of 75% and specificity of 86% […] MicroRNA expression […] Esophageal brushings obtained via endoscopy or via nasogastric tube are analyzed for the presence and quantity of eosinophil derived neurotoxin, which is overexpressed in eosinophilic esophagitis.

• #33 Eosinophilic Esophagitis (EoE) Pathology: Definition, Etiology, Epidemiology

  https://emedicine.medscape.com/article/1610470-overview

  Histopathologic evaluation plays an integral role in diagnosing EoE. A suspected case of EoE requires histologic confirmation on mucosal biopsy samples. […] The presence of esophageal eosinophilia is not a pathognomonic histologic feature of EoE. […] In 2006, a multidisciplinary group at the First International Gastrointestinal Eosinophil Research Symposium (FIGERS) proposed a histologic criterion of at least 15 eos/hpf for a diagnosis of EoE based on extensive literature review; this criterion, among other recommendations, was published in 2007. […] The updated consensus guidelines also recommended relaxation of the threshold criteria of eosinophils ( 15 eos/hpf) for the diagnosis of EoE under certain circumstances such as when there is a strong clinical evidence of EoE and the biopsy samples show abovementioned supportive histologic features.

• #34 Eosinophilic esophagitis – Wikipedia

  https://en.wikipedia.org/wiki/Eosinophilic_esophagitis

  Eosinophilic esophagitis (EoE) is an allergic inflammatory condition of the esophagus that involves eosinophils, a type of white blood cell. […] While knowledge about EoE has been increasing rapidly, diagnosing it can be challenging because the symptoms and histopathologic findings are not specific. […] The diagnosis of EoE is typically made based on the combination of symptoms and findings from diagnostic testing. […] To properly diagnose EoE, various diseases such as GERD, esophageal cancer, achalasia, hypereosinophilic syndrome, infection, Crohn’s disease, and drug allergies need to be ruled out. […] Endoscopic mucosal biopsy remains the gold standard diagnostic test for EoE and is required to confirm the diagnosis. […] A definitive diagnosis of EoE is based on the presence of at least 15 eosinophils/HPF in the esophageal biopsies of patients with exclusion of other causes of eosinophilia in the esophagus including gastroesophageal reflux disease (GERD), achalasia hypereosinophilic syndrome, Crohn’s disease, infections, pill esophagitis, or graft vs host disease.

• #35 Eosinophilic Esophagitis (EoE) Pathology: Definition, Etiology, Epidemiology

  https://emedicine.medscape.com/article/1610470-overview

  Histopathologic evaluation plays an integral role in diagnosing EoE. A suspected case of EoE requires histologic confirmation on mucosal biopsy samples. […] The presence of esophageal eosinophilia is not a pathognomonic histologic feature of EoE. […] In 2006, a multidisciplinary group at the First International Gastrointestinal Eosinophil Research Symposium (FIGERS) proposed a histologic criterion of at least 15 eos/hpf for a diagnosis of EoE based on extensive literature review; this criterion, among other recommendations, was published in 2007. […] The updated consensus guidelines also recommended relaxation of the threshold criteria of eosinophils ( 15 eos/hpf) for the diagnosis of EoE under certain circumstances such as when there is a strong clinical evidence of EoE and the biopsy samples show abovementioned supportive histologic features.

• #36

  https://link.springer.com/article/10.1007/s00508-024-02401-w

  In cases of clinical suspicion of EoE but not fulfilling the histological criteria of at least 15 eos/hpf, the biopsy samples should be re-evaluated by an expert in GI pathology. A sampling error should be suspected as well as a potentially underlying EoE variant. […] Endoscopic features of EoE are edema, rings, exudates, furrows and strictures. These signs should be evaluated with the EREFS score. The most affected area should be documented in the endoscopy report. […] Allergy testing with a skin prick test (SPT), atopy patch test (APT) or antigen-specific IgE antibodies is not recommended to identify the culprit food allergen. […] Blood or urinary tests in eosinophilic esophagitis are not generally recommended due to low sensitivity or specificity for diagnosis of eosinophilic esophagitis. […] EoE and GERD are two distinct disease entities that can co-exist in one individual patient and can impact each other.

• #37 GIA Confronts Diagnosis Issues With Eosinophilic Esophagitis | Gastrointestinal Associates

  https://gihealthcare.com/gia-confronts-diagnosis-issues-with-eosinophilic-esophagitis/

  The increasing prevalence of eosinophilic esophagitis (EE) has presented gastroenterologists with this decades major challenge for diagnosis. […] EE is sometimes confused with gastroesophageal reflux disease (GERD) because the symptoms of the diseases are so similar. […] Right now, we have multiple ways to detect or diagnose EE. […] A study of the pH level in the esophagus can also rule out reflux. […] EE is best confirmed by an esophageal biopsy, a routine procedure that allows us to measure the eosinophil count in the esophageal tissue. […] Another way to detect EE is through an endoscopy, which uses a camera to search for the ring-like appearance of the esophagus associated with EE. […] But it is possible for patients with EE to have a normal endoscopy, so endoscopy with biopsy are key to the diagnosis.

• #38

  https://link.springer.com/article/10.1007/s00508-024-02401-w

  In cases of clinical suspicion of EoE but not fulfilling the histological criteria of at least 15 eos/hpf, the biopsy samples should be re-evaluated by an expert in GI pathology. A sampling error should be suspected as well as a potentially underlying EoE variant. […] Endoscopic features of EoE are edema, rings, exudates, furrows and strictures. These signs should be evaluated with the EREFS score. The most affected area should be documented in the endoscopy report. […] Allergy testing with a skin prick test (SPT), atopy patch test (APT) or antigen-specific IgE antibodies is not recommended to identify the culprit food allergen. […] Blood or urinary tests in eosinophilic esophagitis are not generally recommended due to low sensitivity or specificity for diagnosis of eosinophilic esophagitis. […] EoE and GERD are two distinct disease entities that can co-exist in one individual patient and can impact each other.

• #39 Clinical manifestations and diagnosis of eosinophilic esophagitis (EoE) – UpToDate

  https://www.uptodate.com/contents/clinical-manifestations-and-diagnosis-of-eosinophilic-esophagitis

  Clinical manifestations and diagnosis of eosinophilic esophagitis (EoE) […] When the gastrointestinal eosinophilia is limited to the esophagus, is accompanied by characteristic symptoms, and other causes of esophageal eosinophilia have been ruled out, it is termed eosinophilic esophagitis. […] A panel of experts defined eosinophilic esophagitis as „a chronic, immune/antigen-mediated, esophageal disease characterized clinically by symptoms related to esophageal dysfunction and histologically by eosinophil-predominant inflammation.” […] This topic will review the clinical manifestations and diagnosis of EoE in adults and children. […] The diagnosis also appeared to be more common in urban as opposed to rural settings. […] The assumed association with gastroesophageal reflux disease (GERD) was based upon the observation that biopsies from patients with a ringed esophagus had basal zone hyperplasia, papillary lengthening, and intraepithelial eosinophils, findings that are seen in patients with documented reflux disease. […] However, careful review of these reports has raised questions about the association with GERD, since many of the patients did not respond to antisecretory therapy or have objective evidence of reflux on a 24-hour pH study.

• #40 Clinical manifestations and diagnosis of eosinophilic esophagitis (EoE) – UpToDate

  https://www.uptodate.com/contents/clinical-manifestations-and-diagnosis-of-eosinophilic-esophagitis

  Clinical manifestations and diagnosis of eosinophilic esophagitis (EoE) […] When the gastrointestinal eosinophilia is limited to the esophagus, is accompanied by characteristic symptoms, and other causes of esophageal eosinophilia have been ruled out, it is termed eosinophilic esophagitis. […] A panel of experts defined eosinophilic esophagitis as „a chronic, immune/antigen-mediated, esophageal disease characterized clinically by symptoms related to esophageal dysfunction and histologically by eosinophil-predominant inflammation.” […] This topic will review the clinical manifestations and diagnosis of EoE in adults and children. […] The diagnosis also appeared to be more common in urban as opposed to rural settings. […] The assumed association with gastroesophageal reflux disease (GERD) was based upon the observation that biopsies from patients with a ringed esophagus had basal zone hyperplasia, papillary lengthening, and intraepithelial eosinophils, findings that are seen in patients with documented reflux disease. […] However, careful review of these reports has raised questions about the association with GERD, since many of the patients did not respond to antisecretory therapy or have objective evidence of reflux on a 24-hour pH study.

• #41 Eosinophilic esophagitis (EoE) Diagnosis | Stanford Health Care

  https://stanfordhealthcare.org/medical-conditions/digestion-and-metabolic-health/eosinophilic-esophagitis/diagnosis.html

  Eosinophilic Esophagitis (EoE) Diagnosis […] The best way to diagnose EoE is to examine a tissue sample (biopsy) under a microscope. […] The Esophagus Center offers advanced diagnostic tests, such as 24-hour esophageal studies and esophageal manometry, that help us learn more about the condition, so we can determine the best treatment. […] You may undergo one or more tests, including: […] 24-hour esophageal pH/impedance study: Using a tube with an acid (pH) sensor at the tip and impedance sensors throughout the catheter, this test measures acid and non-acid levels in your esophagus over a 24-hour period. […] Wireless reflux monitoring: During endoscopy, the doctor secures a small probe to the inner esophagus that measures acid reflux over 48 to 96 hours. […] Barium esophagram: This imaging study uses a special dye (barium) to show narrowing (stricture) and other abnormalities in your esophagus.

• #42 Eosinophilic Esophagitis: Clinical Manifestations, Diagnosis, and Management | Consultant360

  https://www.consultant360.com/articles/eosinophilic-esophagitis-clinical-manifestations-diagnosis-and-management

  The diagnosis is dependent on esophageal biopsy tissue consistent with at least 15 eosinophils per high-power field (hpf) and normal mucosa in the stomach and small intestine. […] In order to distinguish EoE from PPI-REE, American College of Gastroenterology (ACG) guidelines released in 2013 outline that PPI-REE should be diagnosed in symptomatic patients with histologic evidence of eosinophilia that retreats in response to proton-pump inhibition (vs continued diffuse eosinophilia in cases of EoE).

• #43 Eosinophilic Gastrointestinal Disorder Diagnostics |Cincinnati Center for Eosinophilic Disorders Research (CCED)

  https://www.cincinnatichildrens.org/research/divisions/c/cced-research/egid-diagnostics

  Esophageal eosinophilia can be resistant or responsive to proton pump inhibitors (PPI), representing eosinophilic esophagitis (EoE) if it is resistant and PPI-responsive esophageal eosinophilia (PPI-REE) if it is responsive. A recent, collaborative study by the Wen Lab and Rothenberg Lab shows significant molecular overlap between EoE and PPI-REE transcriptomes, suggesting that these conditions have similar underlying mechanisms.

• #44 Diagnosis of Eosinophilic Esophagitis – PcMED Project

  https://pcmedproject.com/gi/diagnosis-of-eosinophilic-esophagitis/

  Diagnosis of Eosinophilic Esophagitis involves a combination of clinical, endoscopic, and histological criteria. […] Endoscopy is crucial both for diagnosis and management of EoE. […] Diagnosis of EoE thus depends on a multidisciplinary team that includes GI specialists. […] A PPI trial, which required patients to have persistent eosinophilia on esophageal biopsies after 8 weeks of PPI treatment, was removed from the diagnostic criteria in a 2018 update. […] EoE cannot be diagnosed on clinical presentation alone, and requires histopathologic evidence of eosinophilic inflammation on esophageal biopsies. […] Diagnostic Criteria: Patients must have the following for diagnosis: Symptoms related to esophageal dysfunction, Histopathology from esophageal biopsies showing eosinophilic inflammation, defined as ≥15 eosinophils per high power field (HPF).

• #45 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an endoscopy, a biopsy of your esophagus will be done. A biopsy involves taking a small bit of tissue. Multiple tissue samples will likely be taken from your esophagus and then examined under a microscope for eosinophils. […] If eosinophilic esophagitis is suspected, you may undergo some additional tests to confirm the diagnosis. These tests look for the sources of your allergic reaction, also called allergens. You may be given blood tests to look for higher than usual eosinophil counts or total immunoglobulin E levels, suggesting an allergy. […] This test is performed in the health care provider’s office. It involves swallowing a capsule attached to a string. The capsule will dissolve in your stomach and release a sponge that the provider will pull out of your mouth with the string. As the sponge is pulled out, it will sample the esophageal tissues. This allows your provider to determine the degree of inflammation in your esophagus without an endoscopy.

• #46 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an endoscopy, a biopsy of your esophagus will be done. A biopsy involves taking a small bit of tissue. Multiple tissue samples will likely be taken from your esophagus and then examined under a microscope for eosinophils. […] If eosinophilic esophagitis is suspected, you may undergo some additional tests to confirm the diagnosis. These tests look for the sources of your allergic reaction, also called allergens. You may be given blood tests to look for higher than usual eosinophil counts or total immunoglobulin E levels, suggesting an allergy. […] This test is performed in the health care provider’s office. It involves swallowing a capsule attached to a string. The capsule will dissolve in your stomach and release a sponge that the provider will pull out of your mouth with the string. As the sponge is pulled out, it will sample the esophageal tissues. This allows your provider to determine the degree of inflammation in your esophagus without an endoscopy.

• #47 Eosinophilic esophagitis | Allergy, Asthma & Clinical Immunology | Full Text

  https://aacijournal.biomedcentral.com/articles/10.1186/s13223-018-0287-0

  A thorough personal and family history of other atopic conditions is recommended in all patients with EoE. Testing for allergic sensitization may be considered, with skin prick testing or blood testing for allergen-specific IgE. […] Current methods of food allergy testing, which identify IgE-mediated sensitization, may not identify EoE triggers. […] Although the endoscopic examination may be unremarkable, endoscopic features of EoE have been well-characterized and include: linear furrowing, concentric rings, white speckled exudates, Schatzki ring, small-calibre esophagus, and linear superficial mucosal tears that occur after introduction of the endoscope. […] Although endoscopic findings are helpful in identifying patients with EoE, they are not diagnostic of the disease in the absence of pathognomonic clinical symptoms. Additionally, it is important to rule out esophageal candidiasis when white exudates are identified. As such, all patients with suspected EoE must undergo esophageal mucosal biopsies to confirm the diagnosis. […] As discussed earlier, a definitive diagnosis of EoE is based on the presence of at least 15 eosinophils/HPF in the esophageal biopsies of patients despite treatment with high-dose PPI.

• #48 Eosinophilic esophagitis | Allergy, Asthma & Clinical Immunology | Full Text

  https://aacijournal.biomedcentral.com/articles/10.1186/s13223-018-0287-0

  A thorough personal and family history of other atopic conditions is recommended in all patients with EoE. Testing for allergic sensitization may be considered, with skin prick testing or blood testing for allergen-specific IgE. […] Current methods of food allergy testing, which identify IgE-mediated sensitization, may not identify EoE triggers. […] Although the endoscopic examination may be unremarkable, endoscopic features of EoE have been well-characterized and include: linear furrowing, concentric rings, white speckled exudates, Schatzki ring, small-calibre esophagus, and linear superficial mucosal tears that occur after introduction of the endoscope. […] Although endoscopic findings are helpful in identifying patients with EoE, they are not diagnostic of the disease in the absence of pathognomonic clinical symptoms. Additionally, it is important to rule out esophageal candidiasis when white exudates are identified. As such, all patients with suspected EoE must undergo esophageal mucosal biopsies to confirm the diagnosis. […] As discussed earlier, a definitive diagnosis of EoE is based on the presence of at least 15 eosinophils/HPF in the esophageal biopsies of patients despite treatment with high-dose PPI.

• #49 Eosinophilic Esophagitis (EoE) | Children’s Hospital of Philadelphia

  https://www.chop.edu/conditions-diseases/eosinophilic-esophagitis

  If you think that your child may have eosinophilic esophagitis, contact your primary care physician. He or she may then refer you either to a pediatric gastroenterologist or allergist for further evaluation. […] The only way to diagnose EoE is by a biopsy of the esophagus, performed by a gastroenterologist. The child is sedated and the physician inserts an endoscope into the mouth and through the esophagus, stomach and upper part of the small intestine, where a small sample of tissue is taken. […] Sometimes, the gastroenterologist can see signs of EoE in the esophagus, such as „rings” or „white plaques.” However, in many cases a child can have EoE and esophageal tissue that appears to be normal. Therefore, it is critical to obtain an esophageal biopsy sample. […] Typical allergy tests, such as skin or blood tests that identify immediate allergic reactions, are not usually effective for diagnosis of eosinophilic esophagitis because the allergic reacting involved in EoE is often delayed several days after an allergen is introduced. […] Skin patch test is often more insightful, but is not routinely offered by most allergists. Both tests are guidelines on how to introduce foods but like all tests nothing is 100 percent predictive.

• #50

  https://link.springer.com/article/10.1007/s00508-024-02401-w

  In cases of clinical suspicion of EoE but not fulfilling the histological criteria of at least 15 eos/hpf, the biopsy samples should be re-evaluated by an expert in GI pathology. A sampling error should be suspected as well as a potentially underlying EoE variant. […] Endoscopic features of EoE are edema, rings, exudates, furrows and strictures. These signs should be evaluated with the EREFS score. The most affected area should be documented in the endoscopy report. […] Allergy testing with a skin prick test (SPT), atopy patch test (APT) or antigen-specific IgE antibodies is not recommended to identify the culprit food allergen. […] Blood or urinary tests in eosinophilic esophagitis are not generally recommended due to low sensitivity or specificity for diagnosis of eosinophilic esophagitis. […] EoE and GERD are two distinct disease entities that can co-exist in one individual patient and can impact each other.

• #51 Guidance developed for diagnosis, management of eosinophilic esophagitis

  https://medicalxpress.com/news/2025-01-guidance-diagnosis-eosinophilic-esophagitis.html

  Proton pump inhibitors (PPIs) are suggested as a treatment for EoE, while swallowed topical steroids are recommended as a treatment. […] Use of either fluticasone propionate or budesonide is suggested for patients with EoE treated with topical steroids. […] An empiric food elimination diet is suggested for EoE treatment, but currently available allergy testing to direct food elimination diets is not suggested. […] Dupilumab is suggested for individuals aged 12 years or older and for pediatric patients who are nonresponsive to PPI therapy. […] Omalizumab is not suggested for EoE treatment. […] For esophageal strictures causing dysphagia, endoscopic dilation is suggested as an adjunct to medical therapy. […] „For all treatments, cost and insurance coverage should be considered on an individual basis because there are scant cost-effectiveness data to currently support decisions,” the authors write.

• #52 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an endoscopy, a biopsy of your esophagus will be done. A biopsy involves taking a small bit of tissue. Multiple tissue samples will likely be taken from your esophagus and then examined under a microscope for eosinophils. […] If eosinophilic esophagitis is suspected, you may undergo some additional tests to confirm the diagnosis. These tests look for the sources of your allergic reaction, also called allergens. You may be given blood tests to look for higher than usual eosinophil counts or total immunoglobulin E levels, suggesting an allergy. […] This test is performed in the health care provider’s office. It involves swallowing a capsule attached to a string. The capsule will dissolve in your stomach and release a sponge that the provider will pull out of your mouth with the string. As the sponge is pulled out, it will sample the esophageal tissues. This allows your provider to determine the degree of inflammation in your esophagus without an endoscopy.

• #53 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an endoscopy, a biopsy of your esophagus will be done. A biopsy involves taking a small bit of tissue. Multiple tissue samples will likely be taken from your esophagus and then examined under a microscope for eosinophils. […] If eosinophilic esophagitis is suspected, you may undergo some additional tests to confirm the diagnosis. These tests look for the sources of your allergic reaction, also called allergens. You may be given blood tests to look for higher than usual eosinophil counts or total immunoglobulin E levels, suggesting an allergy. […] This test is performed in the health care provider’s office. It involves swallowing a capsule attached to a string. The capsule will dissolve in your stomach and release a sponge that the provider will pull out of your mouth with the string. As the sponge is pulled out, it will sample the esophageal tissues. This allows your provider to determine the degree of inflammation in your esophagus without an endoscopy.

• #54

  https://journals.lww.com/ajg/fulltext/2012/10001/diagnostic_utility_of_peripheral_eosinophil_and.21.aspx

  Eosinophilic esophagitis (EoE) is a clinicopathologic disorder, and there are currently no biomarkers validated for diagnosis. Peripheral blood eosinophil counts and serum IgE levels can be elevated in EoE and are easily measured, but their role in diagnosis of EoE has not been extensively characterized. The study aim was to determine whether peripheral blood eosinophil and IgE levels have utility for diagnosis of EoE. […] Patients with EoE have higher peripheral eosinophil counts and serum IgE levels compared with non-EoE controls. However, this difference is not of a large clinical magnitude, and the operating characteristics of these blood tests are inadequate to provide diagnostic utility in EoE.

• #55 Diagnosis and management of eosinophilic oesophagitis – Australian Prescriber

  https://australianprescriber.tg.org.au/articles/diagnosis-and-management-of-eosinophilic-oesophagitis.html

  Oesophageal biopsies are examined for the presence of raised eosinophils. The diagnostic threshold for eosinophilic oesophagitis is at least 15 eosinophils (60 eosinophils per mm2) per high-power field. […] Macroscopic features of eosinophilic oesophagitis can be visible on upper gastrointestinal endoscopic examination in some patients and are useful for assessing disease severity and complications. […] Serum eosinophil concentration does not correlate with symptoms of eosinophilic oesophagitis, or response to treatment, and measurement is not useful in the diagnosis or management of eosinophilic oesophagitis. […] An upper endoscopy duodenoscopy with biopsies is pivotal in the diagnosis of eosinophilic oesophagitis, and is required to access some treatments on the Pharmaceutical Benefits Scheme (PBS).

• #56

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  We suggest against omalizumab as a treatment for EoE. […] We suggest the use of endoscopic dilation as an adjunct to medical therapy as a treatment for esophageal strictures causing dysphagia in patients with EoE. […] We recommend evaluating response to treatment of EoE with assessment of symptomatic and endoscopic and histologic outcomes. […] In children with EoE and dysphagia, we suggest an esophagram for evaluation of fibrostenotic disease. […] We suggest evaluation by a feeding therapist and/or dietician as an adjunctive therapeutic intervention in children with EoE and feeding dysfunction.

• #57 Eosinophilic esophagitis (EoE) Diagnosis | Stanford Health Care

  https://stanfordhealthcare.org/medical-conditions/digestion-and-metabolic-health/eosinophilic-esophagitis/diagnosis.html

  Eosinophilic Esophagitis (EoE) Diagnosis […] The best way to diagnose EoE is to examine a tissue sample (biopsy) under a microscope. […] The Esophagus Center offers advanced diagnostic tests, such as 24-hour esophageal studies and esophageal manometry, that help us learn more about the condition, so we can determine the best treatment. […] You may undergo one or more tests, including: […] 24-hour esophageal pH/impedance study: Using a tube with an acid (pH) sensor at the tip and impedance sensors throughout the catheter, this test measures acid and non-acid levels in your esophagus over a 24-hour period. […] Wireless reflux monitoring: During endoscopy, the doctor secures a small probe to the inner esophagus that measures acid reflux over 48 to 96 hours. […] Barium esophagram: This imaging study uses a special dye (barium) to show narrowing (stricture) and other abnormalities in your esophagus.

• #58 Eosinophilic esophagitis (EoE) Diagnosis | Stanford Health Care

  https://stanfordhealthcare.org/medical-conditions/digestion-and-metabolic-health/eosinophilic-esophagitis/diagnosis.html

  Esophageal manometry: By passing a small tube through your nose to your esophagus, this test measures pressure and muscle contractions. […] Impedance test: This test measures how liquid moves from your stomach to your esophagus. […] EndoFlip: We perform this test during endoscopy to measure diameter and amount of stretch throughout the esophagus. […] Upper endoscopy: We pass an endoscope (a thin, flexible tube with a lighted camera) through your mouth and esophagus and carefully examine the lining of your esophagus. We may also take a tissue sample and examine it under a microscope.

• #59 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  At present, based on both the 2017 European guidelines and the consensus from the AGREE conference, EoE should be suspected on a clinical basis when there are symptoms of esophageal dysfunction and when esophageal biopsies show at least 15 eos/hpf. […] Esophageal eosinophilia remains a histologic finding that must be interpreted within the clinical context of each patient. […] The role of GERD deserves special mention in this context, particularly because it is now known that EoE and GERD can coexist and that the interaction between the 2 diseases can be complex. […] Currently, the diagnosis of EoE requires upper endoscopy with multiple biopsies of esophageal mucosa, and management requires repeat upper endoscopies to assess mucosal and histologic response to treatment. […] The development of less invasive tests to predict or monitor EoE would allow for selective testing in high-risk patients and reduce the number of endoscopies performed, which would also allow for a more cost-effective method of caring for patients with EoE.

• #60 Diagnosis and Treatment of Eosinophilic Esophagitis

  https://pmc.ncbi.nlm.nih.gov/articles/PMC6986782/

  At least five biopsies should be obtained at multiple esophageal levels to maximize the sensitivity based on a diagnostic threshold of 15 eosinophils per high power field. […] The presence of eosinophilia is the key factor for a diagnosis of primary EoE so it is essential to rule out secondary causes of esophageal eosinophilia. […] While histologic assessment is the gold standard in diagnosing in EoE, there have been cases in which patients with a high pretest probability of EoE have had biopsies which do not meet the diagnostic eosinophil threshold for EoE. […] The EoE diagnostic panel (EDP) is a molecular tool which may help further identify and risk stratify patients. This test assesses the expression of 96 genes that are dysregulated in EoE and has high sensitivity and specificity for diagnosis.

• #61 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  With the rise of molecular technology, a gene expression panel (the EoE diagnostic panel; EDP) that comprises 94 genes was developed and has the ability to detect pediatric and adult patients with EoE with a 96% sensitivity and 98% specificity. […] Less invasive tests include transnasal endoscopy and mucosal impedance measurement. […] An even less invasive assessment of the esophageal mucosa can be achieved via the Esophageal String Test (EST; EnteroTrack) and Cytosponge (University of Cambridge) test. […] Based on the current understanding of EoE pathogenesis, investigators have evaluated a number of potential serologic biomarkers, including absolute eosinophil count, as well as specific cytokines (eg, IL-4, IL-5, IL-13) and chemokines (eg, eotaxin-3, eosinophil granule proteins, mast cell tryptase) to establish a diagnosis of EoE and to monitor the condition. […] However, although panels of these biomarkers have been created, none have been validated or are being used in the clinical setting.

• #62 Eosinophilic Gastrointestinal Disorder Diagnostics |Cincinnati Center for Eosinophilic Disorders Research (CCED)

  https://www.cincinnatichildrens.org/research/divisions/c/cced-research/egid-diagnostics

  Our research integrates multidisciplinary basic studies, with particular emphasis on modern genetic approaches, translational research employing novel in vivo and ex vivo systems developed by our laboratory and clinical studies designed to test proof-of-concept theories and novel therapeutics directly in humans. […] We strive to translate our research into clinical utility and practice, as exemplified by our development of diagnostics for eosinophilic gastrointestinal disorders. […] The Rothenberg Lab developed a molecular diagnostic test called the eosinophilic esophagitis diagnostic panel (EDP). This test uses low-density Taqman quantitative PCR array of biopsy tissue to distinguish patients with eosinophilic esophagitis, the disease activity, and exposure to swallowed glucocorticoids. This test is now clinically available as EoGenius.

• #63 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  With the rise of molecular technology, a gene expression panel (the EoE diagnostic panel; EDP) that comprises 94 genes was developed and has the ability to detect pediatric and adult patients with EoE with a 96% sensitivity and 98% specificity. […] Less invasive tests include transnasal endoscopy and mucosal impedance measurement. […] An even less invasive assessment of the esophageal mucosa can be achieved via the Esophageal String Test (EST; EnteroTrack) and Cytosponge (University of Cambridge) test. […] Based on the current understanding of EoE pathogenesis, investigators have evaluated a number of potential serologic biomarkers, including absolute eosinophil count, as well as specific cytokines (eg, IL-4, IL-5, IL-13) and chemokines (eg, eotaxin-3, eosinophil granule proteins, mast cell tryptase) to establish a diagnosis of EoE and to monitor the condition. […] However, although panels of these biomarkers have been created, none have been validated or are being used in the clinical setting.

• #64 Pathology Outlines – Eosinophilic esophagitis

  https://www.pathologyoutlines.com/topic/esophaguseosinophilic.html

  6 – 9 mucosal biopsies yield a near 100% diagnostic sensitivity […] Single biopsy yields a sensitivity of 55% […] Major criteria: ≥ 15 eosinophils per high power field (40x magnification) […] Minor criteria: extreme basal zone hyperplasia with papillary hyperplasia, eosinophils concentrated in the surface epithelium as opposed to the base, eosinophilic microabscesses, eosinophil degranulation, surface desquamation, lamina propria fibrosis […] Noninvasive diagnostic procedures being tested include esophageal string test (EST) […] Currently in clinical trials […] 1 hour test that can distinguish active from inactive disease in both children and adults […] Minimally invasive way to monitor disease […] Cytosponge […] Sensitivity of 75% and specificity of 86% […] MicroRNA expression […] Esophageal brushings obtained via endoscopy or via nasogastric tube are analyzed for the presence and quantity of eosinophil derived neurotoxin, which is overexpressed in eosinophilic esophagitis.

• #65 Eosinophilic esophagitis – Diagnosis and treatment – Mayo Clinic

  https://www.mayoclinic.org/diseases-conditions/eosinophilic-esophagitis/diagnosis-treatment/drc-20372203

  During an endoscopy, a biopsy of your esophagus will be done. A biopsy involves taking a small bit of tissue. Multiple tissue samples will likely be taken from your esophagus and then examined under a microscope for eosinophils. […] If eosinophilic esophagitis is suspected, you may undergo some additional tests to confirm the diagnosis. These tests look for the sources of your allergic reaction, also called allergens. You may be given blood tests to look for higher than usual eosinophil counts or total immunoglobulin E levels, suggesting an allergy. […] This test is performed in the health care provider’s office. It involves swallowing a capsule attached to a string. The capsule will dissolve in your stomach and release a sponge that the provider will pull out of your mouth with the string. As the sponge is pulled out, it will sample the esophageal tissues. This allows your provider to determine the degree of inflammation in your esophagus without an endoscopy.

• #66 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  With the rise of molecular technology, a gene expression panel (the EoE diagnostic panel; EDP) that comprises 94 genes was developed and has the ability to detect pediatric and adult patients with EoE with a 96% sensitivity and 98% specificity. […] Less invasive tests include transnasal endoscopy and mucosal impedance measurement. […] An even less invasive assessment of the esophageal mucosa can be achieved via the Esophageal String Test (EST; EnteroTrack) and Cytosponge (University of Cambridge) test. […] Based on the current understanding of EoE pathogenesis, investigators have evaluated a number of potential serologic biomarkers, including absolute eosinophil count, as well as specific cytokines (eg, IL-4, IL-5, IL-13) and chemokines (eg, eotaxin-3, eosinophil granule proteins, mast cell tryptase) to establish a diagnosis of EoE and to monitor the condition. […] However, although panels of these biomarkers have been created, none have been validated or are being used in the clinical setting.

• #67 Eosinophilic esophagitis – Wikipedia

  https://en.wikipedia.org/wiki/Eosinophilic_esophagitis

  Eosinophilic esophagitis (EoE) is an allergic inflammatory condition of the esophagus that involves eosinophils, a type of white blood cell. […] While knowledge about EoE has been increasing rapidly, diagnosing it can be challenging because the symptoms and histopathologic findings are not specific. […] The diagnosis of EoE is typically made based on the combination of symptoms and findings from diagnostic testing. […] To properly diagnose EoE, various diseases such as GERD, esophageal cancer, achalasia, hypereosinophilic syndrome, infection, Crohn’s disease, and drug allergies need to be ruled out. […] Endoscopic mucosal biopsy remains the gold standard diagnostic test for EoE and is required to confirm the diagnosis. […] A definitive diagnosis of EoE is based on the presence of at least 15 eosinophils/HPF in the esophageal biopsies of patients with exclusion of other causes of eosinophilia in the esophagus including gastroesophageal reflux disease (GERD), achalasia hypereosinophilic syndrome, Crohn’s disease, infections, pill esophagitis, or graft vs host disease.

• #68 Eosinophilic Esophagitis: The Challenging Journey to Diagnosis

  https://www.hcplive.com/view/eosinophilic-esophagitis-the-challenging-journey-to-diagnosis

  For many patients, the road to an Eosinophilic Esophagitis (EoE) diagnosis can be a long, difficult journey. EoE is a chronic, immune-mediated inflammatory disease localized in the esophagus. The diagnosis of EoE is made by this confirmation of esophageal eosinophilia on biopsies in patients who have signs and symptoms of esophageal dysfunction that are not explained by another underlying condition. […] In combination with the presence of esophageal eosinophilia, the assessment of symptoms and endoscopic findings are important in the evaluation for and diagnosis of EoE. […] However, identifying EoE can be complex and delayed diagnosis is common among patients, up to eight years on average for adults according to one systematic review. […] Current guidelines stipulate that esophageal biopsy results demonstrate an eosinophil count of 15/hpf (high-power field) for a diagnosis of EoE with biopsy samples taken from multiple levels of the esophagus.

• #69 Eosinophilic oesophagitis – A guide for primary care

  https://www.racgp.org.au/afp/2015/october/eosinophilic-oesophagitis-a-guide-for-primary-care

  Eosinophilic oesophagitis (EoE) is an increasingly recognised inflammatory disorder of the oesophagus. The diagnosis of EoE should be based on symptoms, endoscopic appearance and histological findings. The most widely accepted diagnostic criteria were released by the American College of Gastroenterology (ACG) in 2013. The initial diagnostic test for patients suspected with EoE should be an upper gastrointestinal (GI) endoscopy with biopsies. Diagnosis requires persistent oesophageal eosinophilia following a course of proton pump inhibitor (PPI) treatment. Histological diagnostic criteria require a minimum of 15 eosinophils per high power field (hpf) on microscopy. Many patients with EoE are misdiagnosed with GORD. Differentiating EoE from GORD is important and usually straightforward. The characteristic endoscopic findings of EoE are lacking in patients with GORD. The correlation between symptoms and the histological severity of EoE is weak, so periodic surveillance endoscopic examination is probably warranted.

• #70 Eosinophilic Esophagitis – Symptoms & Diagnosis

  https://gikids.org/eosinophilic-esophagitis/symptoms/

  Eosinophilic Esophagitis has only recently been identified as a disease, and many of its symptoms particularly in children mimic the symptoms of GERD. […] If your doctor suspects that your child has Eosinophilic Esophagitis, he or she will conduct a biopsy of the esophagus. The biopsy is usually done with a procedure called endoscopy, in which a small camera is inserted into the esophagus. Sometimes, the doctor will see rings of eosinophils (white blood cells) in the esophagus but often it will appear normal. […] After the biopsy, the tissue will be inspected for evidence of eosinophils. If an EoE diagnosis is confirmed, the doctor will likely conduct allergy testing, looking for food and environmental allergies that contribute to the patient’s EoE.

• #71 Eosinophilic oesophagitis – A guide for primary care

  https://www.racgp.org.au/afp/2015/october/eosinophilic-oesophagitis-a-guide-for-primary-care

  Eosinophilic oesophagitis (EoE) is an increasingly recognised inflammatory disorder of the oesophagus. The diagnosis of EoE should be based on symptoms, endoscopic appearance and histological findings. The most widely accepted diagnostic criteria were released by the American College of Gastroenterology (ACG) in 2013. The initial diagnostic test for patients suspected with EoE should be an upper gastrointestinal (GI) endoscopy with biopsies. Diagnosis requires persistent oesophageal eosinophilia following a course of proton pump inhibitor (PPI) treatment. Histological diagnostic criteria require a minimum of 15 eosinophils per high power field (hpf) on microscopy. Many patients with EoE are misdiagnosed with GORD. Differentiating EoE from GORD is important and usually straightforward. The characteristic endoscopic findings of EoE are lacking in patients with GORD. The correlation between symptoms and the histological severity of EoE is weak, so periodic surveillance endoscopic examination is probably warranted.

• #72 Diagnosis and Treatment of Eosinophilic Esophagitis

  https://pmc.ncbi.nlm.nih.gov/articles/PMC6986782/

  Eosinophilic esophagitis (EoE) is an eosinophil rich, Th2 antigen mediated disease of increasing pediatric and adult worldwide prevalence. Diagnosis requires greater than or equal to 15 eosinophils per high power field on light microscopy. […] EoE diagnosis rests on the presence of esophageal eosinophilia greater than or equal to 15 eosinophils per high power field under routine light microscopy following hematoxylin and eosin staining. […] The gold standard for EoE diagnosis remains the biopsy findings demonstrating increased intraepithelial esophageal eosinophils without concomitant eosinophilic infiltration in the stomach or duodenum. […] Since eosinophilic infiltration of the esophagus may not be evenly distributed, biopsies should be obtained from the proximal and distal esophagus to increase the diagnostic yield.

• #73 Eosinophilic oesophagitis – A guide for primary care

  https://www.racgp.org.au/afp/2015/october/eosinophilic-oesophagitis-a-guide-for-primary-care

  Eosinophilic oesophagitis (EoE) is an increasingly recognised inflammatory disorder of the oesophagus. The diagnosis of EoE should be based on symptoms, endoscopic appearance and histological findings. The most widely accepted diagnostic criteria were released by the American College of Gastroenterology (ACG) in 2013. The initial diagnostic test for patients suspected with EoE should be an upper gastrointestinal (GI) endoscopy with biopsies. Diagnosis requires persistent oesophageal eosinophilia following a course of proton pump inhibitor (PPI) treatment. Histological diagnostic criteria require a minimum of 15 eosinophils per high power field (hpf) on microscopy. Many patients with EoE are misdiagnosed with GORD. Differentiating EoE from GORD is important and usually straightforward. The characteristic endoscopic findings of EoE are lacking in patients with GORD. The correlation between symptoms and the histological severity of EoE is weak, so periodic surveillance endoscopic examination is probably warranted.

• #74 Diagnosis of Eosinophilic Esophagitis

  https://www.aap.org/en/patient-care/eosinophilic-esophagitis/diagnosis-of-eosinophilic-esophagitis/?srsltid=AfmBOopOylxiEIeiB-NtTMjNXAm7B-6IRYZ8sP9DBZqxAWh0JgfxXmI6

  A diagnosis of EoE can be established in the presence of clinical symptoms of EoE and intraepithelial eosinophilia (15 eosinophils/hpf) restricted to the esophagus. […] EoE is diagnosed only in the absence of other causes of esophageal eosinophilia. […] Diagnosis is complicated by the fact that EoE has at least 3 subtypes that do not reliably induce increased numbers of eosinophils and may not qualify for a classical EoE diagnosis. […] Any child with suspected EoE requires an evaluation by a gastroenterologist because endoscopy and biopsy are required to establish a diagnosis.

• #75 Eosinophilic Esophagitis (EoE): Diagnosis and Monitoring for HCPs

  https://www.seeeoe.com/

  The guidelines from the 2017 AGREE conference indicate that an eosinophil count of 15/HPF (high-power field) in at least one of multiple esophageal biopsy samples taken from different locations is clinically indicative of EoE.2,3 […] The presence of esophageal eosinophilia alone, however, cannot establish an EoE diagnosis without further investigation of symptoms and endoscopy.2-4 […] Diagnosing, managing, and monitoring EoE can require collaboration across disciplines like gastroenterologists, allergists, pathologists, primary care clinicians, and dietitians.3,41,45 […] Endoscopic findings should be assessed in conjunction with symptoms and histopathology.1-4 […] To differentially diagnose EoE from other eosinophilic conditions, there should be holistic consideration of symptoms, endoscopy, and histopathology.2 […] If your patient is suffering from symptoms of EoE, consider an endoscopy with biopsies to help assess esophageal inflammation and confirm suspicions of EoE.1 […] EoE can coexist with other eosinophilic conditions as well, which can make diagnosing EoE a challenge.1-3

• #76 Eosinophilic Esophagitis

  https://www.aaaai.org/conditions-treatments/related-conditions/eosinophilic-esophagitis

  A person with EoE may have one or more foods triggering their EoE. […] Once the causative food(s) is (are) identified and removed from a persons diet, esophageal inflammation and symptoms generally improve in a few weeks. […] Symptoms may not always reflect whether inflammation is present in the esophagus so additional biopsies are necessary to see if a diet is working and prove which food(s) is (are) causing EoE. […] It is important that your gastroenterologist and allergist work together and agree on how to take care of your EoE.

• #77 Eosinophilic Esophagitis (EoE): Diagnosis and Monitoring for HCPs

  https://www.seeeoe.com/

  Symptoms of EoE can generate fear, embarrassment, and distress for patients, which brings additional complexity to their struggle with the disease.9 […] EoE should not be ruled out based on endoscopic findings alone. In a 2007 retrospective study of 117 patients with EoE, 1 in 4 had normal endoscopic findings.8 […] Without investigating symptoms and endoscopic findings, the histological presence of esophageal eosinophilia alone does not establish an EoE diagnosis.3 […] According to guidelines, diagnosis and monitoring of EoE require the holistic approach of assessing the 3 domains together2-4,28. […] There are several limitations associated with each of the 3 domains so no single domain alone should be relied on to draw conclusions about diagnosis, or how to manage ongoing disease activity.2-4,28

• #78 Eosinophilic Esophagitis (EoE): Diagnosis and Monitoring for HCPs

  https://www.seeeoe.com/

  Symptoms of EoE can generate fear, embarrassment, and distress for patients, which brings additional complexity to their struggle with the disease.9 […] EoE should not be ruled out based on endoscopic findings alone. In a 2007 retrospective study of 117 patients with EoE, 1 in 4 had normal endoscopic findings.8 […] Without investigating symptoms and endoscopic findings, the histological presence of esophageal eosinophilia alone does not establish an EoE diagnosis.3 […] According to guidelines, diagnosis and monitoring of EoE require the holistic approach of assessing the 3 domains together2-4,28. […] There are several limitations associated with each of the 3 domains so no single domain alone should be relied on to draw conclusions about diagnosis, or how to manage ongoing disease activity.2-4,28

• #79 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  At present, based on both the 2017 European guidelines and the consensus from the AGREE conference, EoE should be suspected on a clinical basis when there are symptoms of esophageal dysfunction and when esophageal biopsies show at least 15 eos/hpf. […] Esophageal eosinophilia remains a histologic finding that must be interpreted within the clinical context of each patient. […] The role of GERD deserves special mention in this context, particularly because it is now known that EoE and GERD can coexist and that the interaction between the 2 diseases can be complex. […] Currently, the diagnosis of EoE requires upper endoscopy with multiple biopsies of esophageal mucosa, and management requires repeat upper endoscopies to assess mucosal and histologic response to treatment. […] The development of less invasive tests to predict or monitor EoE would allow for selective testing in high-risk patients and reduce the number of endoscopies performed, which would also allow for a more cost-effective method of caring for patients with EoE.

• #80 An Evolving Approach to the Diagnosis of Eosinophilic Esophagitis – Gastroenterology & Hepatology

  https://www.gastroenterologyandhepatology.net/archives/june-2018/an-evolving-approach-to-the-diagnosis-of-eosinophilic-esophagitis/

  Abstract: Eosinophilic esophagitis (EoE) is a chronic allergic/immune-mediated esophageal disease. […] This article focuses on the similarly evolving diagnostic framework for EoE. In the initial clinical guidelines, diagnosis of EoE was based on symptoms of esophageal dysfunction; at least 15 eosinophils per high-power field (eos/hpf) on esophageal biopsy; and either a lack of response to high-dose proton pump inhibitor (PPI) therapy, or normal pH monitoring. […] A quickly expanding evidence base has found that most adult patients with EoE and PPI-REE share similar clinical, endoscopic, histologic, immunologic, and molecular characteristics prior to the use of PPIs. […] EoE should currently be suspected on a clinical basis when there are symptoms of esophageal dysfunction and at least 15 eos/hpf on esophageal biopsies. A history of atopy and endoscopic signs of EoE are strongly supportive of the diagnosis. However, the diagnosis cannot be confirmed until a thorough evaluation of other potential causes of esophageal eosinophilia has been performed.

• #81

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  We recommend that eosinophil counts be quantified on esophageal biopsies from every endoscopy performed for EoE. […] The goals of EoE treatment are to improve patient symptoms and quality of life, improve or normalize the endoscopic and histologic appearance of the esophagus, normalize growth and development in children, maintain nutrition, and prevent complications such as food impaction, esophageal stricturing, and perforation. […] We recommend the use of swallowed topical steroids as a treatment for EoE. […] We suggest an empiric FED as a treatment for EoE. […] We suggest dupilumab as a treatment for EoE in individuals 12 years of age or older who are nonresponsive to PPI therapy. […] We cannot make a recommendation for or against cendakimab, benralizumab, lirentelimab, mepolizumab, or reslizumab as a treatment for EoE.

• #82

  https://journals.lww.com/ajg/fulltext/2025/01000/acg_clinical_guideline__diagnosis_and_management.16.aspx

  We recommend that eosinophil counts be quantified on esophageal biopsies from every endoscopy performed for EoE. […] The goals of EoE treatment are to improve patient symptoms and quality of life, improve or normalize the endoscopic and histologic appearance of the esophagus, normalize growth and development in children, maintain nutrition, and prevent complications such as food impaction, esophageal stricturing, and perforation. […] We recommend the use of swallowed topical steroids as a treatment for EoE. […] We suggest an empiric FED as a treatment for EoE. […] We suggest dupilumab as a treatment for EoE in individuals 12 years of age or older who are nonresponsive to PPI therapy. […] We cannot make a recommendation for or against cendakimab, benralizumab, lirentelimab, mepolizumab, or reslizumab as a treatment for EoE.

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