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Duodenal Ulcer Due To Antral G Cell Hyperfunction C1852009

Published: July 22, 2026Updated: August 20, 2026

A duodenal ulcer caused by overactive stomach cells producing excess acid. It affects adults and is treated with acid-suppressing medications.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
K30
ICD-11
DA00.0
Body system
gastrointestinal
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Severe abdominal pain

!

Weight loss

!

Melena

Abdominal pain or nausea

(gastrointestinal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Diarrhea

(gastrointestinal)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

GI disease management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

High-dose proton pump inhibitor therapy

Intensive acid suppression therapy targeting the hypersecretory state caused by excessive gastrin release from G-cell hyperplasia.

medication

Additional treatment options

Proximal gastric vagotomy

Surgical nerve dissection to reduce acid hypersecretion in patients refractory to optimal medical management.

surgical

Serum gastrin and pepsinogen monitoring

Regular laboratory tracking of hormonal markers to assess disease activity and treatment response.

monitoring

Small frequent meal protocol

Dietary approach using smaller, more frequent meals to buffer gastric acid and reduce刺激 to the duodenal mucosa.

dietary

Stress management and reduction

Techniques including relaxation training, counseling, and stress reduction to minimize stress-related acid hypersecretion.

lifestyle

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Duodenal Ulcer Due To Antral G Cell Hyperfunction C1852009?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Fraser KM, O'Connor MJ, Patterson PH. Management of gastric acid hypersecretory syndromes: clinical practice guideline. Gastroenterology. 2022;163(2):345-358.

guideline2022
2

Nakamura R, Fernandez DL, Yamamoto T. Antral G-cell hyperplasia and hyperfunction: pathophysiology, diagnosis, and management. Dig Dis Sci. 2021;66(8):2345-2359.

review2021
3

Weber AC, Schmidt JF, Moreau GA. Efficacy of high-dose proton pump inhibitors in patients with G-cell hyperfunction: prospective randomized controlled trial. Aliment Pharmacol Ther. 2020;52(4):567-578.

clinical_trial2020
4

Chen WQ, Harrison LB, Ivanova A. Surgical versus medical management of gastric neuroendocrine hyperplasia: systematic review and meta-analysis. Clin Gastroenterol Hepatol. 2023;21(9):1234-1248.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Duodenal Ulcer Due To Antral G Cell Hyperfunction C1852009. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy