Fig. 2From: Acinar cell carcinoma of gastric ectopic pancreas origin: a case report and literature reviewThe tumor arranged in acinar pattern (A × 200). The tumor arranged in solid nest pattern (B × 200). The tumor arranged in glandular pattern (C × 200). Ectopic pancreatic tissue (D × 100). Immunohistochemical studies demonstrated diffuse positive staining for CK7 (E × 100), alpha-1-antitrypsin (F × 100)Back to article page