This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Lymphoepithelial change in stomach is seen in - 
Select and explain. 
A. Maltoma, B. Coeliac disease, C. Ipsidoma, D. IBS
A: Maltoma
Answer: A: Maltoma 
Explanation: The stomach is the most common site for extranodal lymphoma.
Nearly all gastric lymphomas are B-Cell Lymphomas of mucosa-associated lymphoid tissue (MALT lymphoma).
The majority are associated with chronic gastritis and H. pylori infection.

In MALT Lymphoma, monomorphic lymphocytic Infiltrate of the lamina propria surrounds gastric glands massively infiltrated with atypical lymphocytes and undergoing destruction → the lymphoid - epithelial lesion.