There is no connection. Celiac disease patients, when untreated, often have gastritis, but its features are clearly different from and unrelated to the gastritis caused by H. pylori.
(Updated .)Keyword: gastritis
Is gastritis sometimes associated with celiac disease?
Yes. Approximately 50-60% of celiacs have, at the time of diagnosis, a lymphocytic gastritis (infiltration of these specific white blood cells called lymphocytes into the superficial layers of the stomach). However, this is rarely the cause of symptoms and promptly regresses on a gluten-free diet.
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