Lymphocytic Gastritis is related to gastritis and gastritis, familial giant hypertrophic. An important gene associated with Lymphocytic Gastritis is ATP12A (ATPase H+/K+ Transporting Non-Gastric Alpha2 Subunit). The drugs Esomeprazole and Gastrointestinal Agents have been mentioned in the context of this disorder. Affiliated tissues include salivary gland and t cells, and related phenotype is mortality/aging.