Lymphocytic Gastritis
Differential Diagnosis
Extranodal Marginal Zone B Cell Lymphoma | Lymphocytic Gastritis |
Monomorphic infiltrate in lamina propria | Mixed infiltrate in lamina propria |
B lineage | Intraepithelial lymphocytes are T lineage |
Lymphoepithelial lesions may be large | Lymphoepithelial lesions, if present, are small, ≤3 lymphocytes |