Epstein-Barr virus-associated gastric cancer

(A) Low-power view of an Epstein-Barr virus-associated gastric cancer. The neoplasm is composed of solid sheets of epithelial cells intermixed with a dense lymphocytic infiltrate (H&E stain).
(B) Epstein-Barr virus encoding region in situ hybridization (EBER-ISH) confirms the presence of Epstein-Barr virus infection (blue dots).