Authors

    Language

    English

    Publication Date

    11-1-2022

    Journal

    Current Opinion in Gastroenterology

    DOI

    10.1097/MOG.0000000000000878

    PMID

    36165039

    PMCID

    PMC9561041

    PubMedCentral® Posted Date

    11-1-2023

    PubMedCentral® Full Text Version

    Author MSS

    Abstract

    PURPOSE OF REVIEW: Autoimmune gastritis is characterized by atrophy of acid secreting parietal cells resulting in achlorhydria. Upper gastrointestinal symptoms are common in autoimmune gastritis and frequently result in prescriptions for acid suppressant medications despite the inability of the stomach to secrete acid. Evidence-based recommendations for management of gastrointestinal symptoms in autoimmune gastritis are lacking.

    RECENT FINDINGS: The most common symptoms in patients with autoimmune gastritis are dyspepsia, heartburn, and regurgitation. Gastroesophageal reflux should be confirmed by pH-impedance testing and is typically weakly acid or alkaline. Therapy for reflux focuses on mechanical prevention of reflux (i.e., elevation of the head of the bed and alginates) or when severe, antireflux surgery. The etiology of dyspepsia in autoimmune gastritis is unclear and largely unstudied. In the first half of the 20th century, oral administration of acid to "aid digestion" was widely used with reported success. However, randomized, placebo-controlled trials are lacking. Here, we provide suggestions for attempting gastric acidification therapy.

    SUMMARY: Upper GI symptoms are common in autoimmune gastritis. Their pathogenesis and therapy remain incompletely understood. Acid suppressant medications are useless and should be discontinued. A trial of acid replacement therapy is recommended especially in the form of placebo-controlled trials.

    Keywords

    Alginates, Dyspepsia, Gastritis, Gastroesophageal Reflux, Heartburn, Humans, Autoimmune gastritis, dyspepsia, gastroesophageal reflux, achlorhydria, acid therapy

    Published Open-Access

    yes

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