Lymphocytic gastritis is a rare form of chronic gastritis marked by an abnormal buildup of lymphocytes (a type of white blood cell) in the lining of the stomach. It's most often diagnosed during an endoscopy with biopsy, where pathology reports reveal increased intraepithelial lymphocytes. The official ICD-10 code is K29.81.
Symptoms can range from mild to moderate and often overlap with other stomach disorders. You may experience:
The exact trigger for lymphocytic gastritis isn't always clear, but common associations include:
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Lymphocytic gastritis is stomach lining inflammation caused by an excessive buildup of lymphocytes (a type of white blood cell) in the stomach's surface layer.
No. Lymphocytic gastritis involves high lymphocyte counts in the stomach tissue, not a decrease in blood lymphocyte levels.
The ICD-10 code for lymphocytic gastritis is K29.81.
Diagnosis is made via upper endoscopy with a biopsy of the stomach lining, which is then examined for an elevated number of lymphocytes.
Yes. There is a known association, and the condition is more common in people with untreated celiac disease.
It can become chronic if underlying causes (like food sensitivities or infections) are not identified and managed.
The biopsy reveals an increased number of lymphocytes in the stomach's epithelial layer, confirming the diagnosis.
Yes. Adopting a gluten-free or low-acid diet often helps reduce inflammation and relieve symptoms.
Many patients experience symptom improvement within a few weeks of starting appropriate treatment, though individual timelines may vary.
Yes. A board-certified gastroenterologist can provide targeted evaluation, personalized treatment, and long-term follow-up care.
