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PubMed This is a summary of 77 peer-reviewed journal articles Updated
Gastroenterology

Finding Answers: Your Guide to Eosinophilic Gastroenteritis

At a Glance

Eosinophilic Gastroenteritis (EGE) is a rare condition where eosinophil white blood cells build up in the stomach and small intestine, causing inflammation. It is strongly linked to allergies and is highly manageable through personalized dietary changes, corticosteroids, or biologic medications.

Receiving a diagnosis of Eosinophilic Gastroenteritis (EGE) often comes after months or even years of searching for answers [1][2]. Because its symptoms are common and its appearance can be subtle, many patients feel ignored or misunderstood before finally finding a care team that recognizes this rare condition [3][4]. This diagnosis is a significant milestone that provides a roadmap for managing your health and reclaiming your quality of life.

Understanding EGE

Eosinophilic Gastroenteritis (EGE) is a rare inflammatory condition where a specific type of white blood cell, called an eosinophil, builds up in the lining of your stomach and small intestine [5][6].

Under normal circumstances, eosinophils help your body fight off parasites and respond to allergens. However, in EGE, these cells gather in the digestive tract in abnormally high numbers, causing inflammation, swelling, and pain [5][2]. EGE belongs to a group of conditions known as non-esophageal eosinophilic gastrointestinal disorders (non-EoE EGIDs) [7]. While the more common Eosinophilic Esophagitis (EoE) affects the “food pipe” (esophagus), EGE affects the organs further down the digestive path [8][7].

The Challenge of Diagnosis

If it took a long time to reach this diagnosis, you are not alone. EGE is frequently underdiagnosed or misdiagnosed for several reasons:

  • Vague Symptoms: The symptoms—such as abdominal pain, nausea, diarrhea, and weight loss—overlap with many common conditions like Irritable Bowel Syndrome (IBS) or food intolerances [9][6].
  • “Normal” Endoscopy: During an endoscopy, the lining of the stomach and intestines often looks completely healthy to the naked eye [1][10]. The disease can only be seen under a microscope after a doctor takes a biopsy (a small tissue sample) [5][4].
  • Rarity: Because EGE is rare, some healthcare providers may not think to look for it unless symptoms persist despite standard treatments [3][11].

The Allergy Connection

There is a strong link between EGE and atopy—the genetic tendency to develop allergic diseases [12]. Approximately 50% of people with EGE also have a history of asthma, eczema, or environmental allergies [12][13].

Because of this connection, the immune system may be overreacting to certain foods or environmental triggers, sending eosinophils into the gut lining as a misguided defense mechanism [14]. Identifying these triggers is often a key part of managing the condition.

Foundations for Stability

While a new diagnosis can feel overwhelming, several key facts can help stabilize your perspective:

  1. It Is Manageable: Although EGE is a chronic condition, many effective ways exist to control inflammation and reduce symptoms [6][15].
  2. Multiple Treatment Paths: Management is highly individualized. Options range from dietary elimination (removing trigger foods) to medications like corticosteroids, which help quickly lower inflammation [6][16][17].
  3. Emerging Therapies: Recent research has led to new treatments, including biologics (targeted medications like dupilumab), which are being studied to provide more options for patients who do not respond to traditional therapies [18][19].
  4. Updated Standards: International experts recently updated the guidelines for naming and diagnosing these disorders, ensuring that doctors worldwide are using the same “language” to describe and treat your condition [20][21].

Understanding that your symptoms have a physical, biological cause is the first step toward feeling better. With a clear diagnosis, you and your medical team can now focus on a treatment plan tailored to your body’s needs.

For more detailed information, please explore the following sections:

01

Symptoms, Subtypes, and Biology: Understanding How EGE Works

Learn about the three subtypes of Eosinophilic Gastroenteritis (EGE). Understand how mucosal, muscularis, and serosal EGE affect symptoms and treatments.

02

The Path to Diagnosis: Biopsies and Exclusion

Learn how Eosinophilic Gastroenteritis (EGE) is diagnosed. Understand the importance of random biopsies, eosinophil counts, and ruling out other conditions.

03

Treatment Pathways: Managing Your EGE

Learn about treatment options for Eosinophilic Gastroenteritis (EGE). Understand dietary management, steroid therapies, and emerging biologic treatments.

04

The Long Road: Living With and Monitoring EGE

Learn what to expect long-term with Eosinophilic Gastroenteritis (EGE). Understand disease courses, why routine endoscopies matter, and managing mental health.

Common questions in this guide

Why is eosinophilic gastroenteritis so difficult to diagnose?
EGE symptoms like abdominal pain, nausea, and diarrhea overlap with common gut issues such as IBS. Furthermore, the stomach lining often looks normal during an endoscopy, requiring a tissue biopsy to detect the high number of eosinophils under a microscope.
Is eosinophilic gastroenteritis connected to food allergies?
Yes, there is a strong connection between EGE and allergic diseases. About half of patients diagnosed with EGE have a history of asthma, eczema, or environmental allergies, which means the immune system may be overreacting to specific food or environmental triggers.
How is eosinophilic gastroenteritis treated?
Treatment for EGE focuses on reducing inflammation and is highly individualized. Common management strategies include dietary elimination to remove trigger foods and medications like corticosteroids, while newer biologic therapies are also becoming available.
Will I need repeat biopsies to monitor my EGE?
Since the inflammation caused by EGE is microscopic and the stomach lining often appears completely healthy to the naked eye, doctors typically rely on repeat biopsies during follow-up endoscopies to confirm that your treatment is successfully reducing inflammation.

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.What was the peak eosinophil count found in my biopsies, and are these counts standardized to millimeters squared (mm²)?
  2. 2.How much experience does this clinic have in treating non-esophageal EGIDs compared to Eosinophilic Esophagitis (EoE)?
  3. 3.Do you recommend I see an allergist to evaluate my history of atopy and help identify potential food triggers?
  4. 4.Given my specific symptoms and biopsy results, do you recommend starting with dietary changes or medication, like corticosteroids?
  5. 5.Since my endoscopy looked normal to the naked eye, how will we monitor my progress—will I need repeat biopsies?

Questions For You

Tap a prompt to share your answer — we'll use it plus this page's context to start a tailored conversation.

References

References (21)
  1. 1

    Ascites in a Young Woman: A Rare Presentation of Eosinophilic Gastroenteritis.

    Santos C, Morgado F, Blanco C, et al.

    Case reports in gastrointestinal medicine 2018; (2018()):1586915 doi:10.1155/2018/1586915.

    PMID: 29862093
  2. 2

    Diagnosis of eosinophilic gastroenteritis is easily missed.

    Abassa KK, Lin XY, Xuan JY, et al.

    World journal of gastroenterology 2017; (23(19)):3556-3564 doi:10.3748/wjg.v23.i19.3556.

    PMID: 28596692
  3. 3

    Non-oesophageal eosinophilic gastrointestinal diseases are undersuspected clinically and underdiagnosed pathologically.

    Genta RM, Dellon ES, Turner KO

    Alimentary pharmacology & therapeutics 2022; (56(2)):240-250 doi:10.1111/apt.16971.

    PMID: 35546318
  4. 4

    A case report of eosinophilic gastroenteritis misdiagnosed as cholelithiasis.

    Li Q, He S, Liu T, et al.

    Clinical case reports 2020; (8(12)):2843-2847 doi:10.1002/ccr3.3252.

    PMID: 33363834
  5. 5

    Eosinophilic gastroenteritis - a manifestation of an allergic disease in the gastrointestinal tract? Part 1. Epidemiology and diagnosis.

    Kuźmiński A, Rosada T, Przybyszewska J, et al.

    Przeglad gastroenterologiczny 2023; (18(1)):43-46 doi:10.5114/pg.2022.118634.

    PMID: 37007757
  6. 6

    Eosinophilic gastroenteritis: an uncommon cause of ascites.

    Gómez Otero M, Guerro Moya A, Valdivieso Cortázar E, et al.

    Revista espanola de enfermedades digestivas 2025; (117(11)):689-690 doi:10.17235/reed.2024.10995/2024.

    PMID: 39784683
  7. 7

    Eosinophilic gastrointestinal disorders, a new epidemic.

    Rossi CM, di Sabatino A

    Current opinion in allergy and clinical immunology 2026; (26(2)):131-137 doi:10.1097/ACI.0000000000001144.

    PMID: 41689485
  8. 8

    Review of Non-Eosinophilic Esophagitis-Eosinophilic Gastrointestinal Disease (Non-EoE-EGID) and a Case Series of Twenty-Eight Affected Patients.

    Kinoshita Y, Sanuki T

    Biomolecules 2023; (13(9)) doi:10.3390/biom13091417.

    PMID: 37759817
  9. 9

    Modified oral enteric-coated budesonide regimens to treat pediatric eosinophilic gastroenteritis, a single center experience.

    Kennedy K, Muir AB, Grossman A, et al.

    The journal of allergy and clinical immunology. In practice 2019; (7(6)):2059-2061 doi:10.1016/j.jaip.2019.01.053.

    PMID: 30763733
  10. 10

    A multicenter, retrospective cohort study on the diagnosis, treatment and natural history of eosinophilic gastrointestinal disorders in the Netherlands.

    Gupta M, Haasnoot ML, Mookhoek A, Bredenoord AJ

    Scientific reports 2025; (15(1)):7338 doi:10.1038/s41598-025-91958-1.

    PMID: 40025110
  11. 11

    Clinical Manifestations and Treatment Outcomes of Eosinophilic Gastroenteritis in Children.

    Choi JS, Choi SJ, Lee KJ, et al.

    Pediatric gastroenterology, hepatology & nutrition 2015; (18(4)):253-60 doi:10.5223/pghn.2015.18.4.253.

    PMID: 26770900
  12. 12

    A Case of Proton Pump Inhibitor-Resistant Multiple Gastric Ulcers Caused by Eosinophilic Gastroenteritis.

    Tomizawa T, Kawamura O, Kusano M

    Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 2015; (13(13)):A23-4.

    PMID: 26272422
  13. 13

    Increasing Rates of Diagnosis, Substantial Co-Occurrence, and Variable Treatment Patterns of Eosinophilic Gastritis, Gastroenteritis, and Colitis Based on 10-Year Data Across a Multicenter Consortium.

    Pesek RD, Reed CC, Muir AB, et al.

    The American journal of gastroenterology 2019; (114(6)):984-994 doi:10.14309/ajg.0000000000000228.

    PMID: 31008735
  14. 14

    Eosinophilic Disorders of the Gastrointestinal Tract.

    Samiullah , Bhurgri H, Sohail U

    Primary care 2016; (43(3)):495-504.

    PMID: 27545738
  15. 15

    Evidence-Based and Emerging Diet Recommendations for Small Bowel Disorders.

    Rej A, Potter MDE, Talley NJ, et al.

    The American journal of gastroenterology 2022; (117(6)):958-964 doi:10.14309/ajg.0000000000001764.

    PMID: 35404303
  16. 16

    Eosinophilic gastroenteritis as a cause of gastrointestinal tract bleeding and protein-losing enteropathy.

    Eren M, Uluğ N, Aydemir Y

    Turk pediatri arsivi 2020; (55(3)):299-303 doi:10.14744/TurkPediatriArs.2018.48376.

    PMID: 33061759
  17. 17

    Eosinophilic Gastrointestinal Diseases: The Pathogenesis, Diagnosis, and Treatment.

    Kinoshita Y, Yahata S, Oouchi S

    Internal medicine (Tokyo, Japan) 2023; (62(1)):1-10 doi:10.2169/internalmedicine.8417-21.

    PMID: 34670903
  18. 18

    A Case Series on the Use of Dupilumab for Treatment of Refractory Eosinophilic Gastrointestinal Disorders.

    Patel N, Goyal A, Thaker A, et al.

    Journal of pediatric gastroenterology and nutrition 2022; (75(2)):192-195 doi:10.1097/MPG.0000000000003512.

    PMID: 35666881
  19. 19

    The Unusual Clinical Presentation of Eosinophilic Gastroenteritis and Its Response to Mepolizumab: Two Case Reports.

    Kiblawi MA, Malik T, Edan MM

    Cureus 2024; (16(10)):e72589 doi:10.7759/cureus.72589.

    PMID: 39610640
  20. 20

    International Consensus Recommendations for Eosinophilic Gastrointestinal Disease Nomenclature.

    Dellon ES, Gonsalves N, Abonia JP, et al.

    Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 2022; (20(11)):2474-2484.e3 doi:10.1016/j.cgh.2022.02.017.

    PMID: 35181570
  21. 21

    Eosinophilic Gastrointestinal Diseases Beyond the Esophagus: An Evolving Field and Nomenclature.

    Redd WD, Dellon ES

    Gastroenterology & hepatology 2022; (18(9)):522-528.

    PMID: 36397988

This page provides an educational overview of eosinophilic gastroenteritis (EGE). It is for informational purposes only and does not replace professional medical advice, diagnosis, or treatment from your gastroenterologist or allergist.

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