Fig. 5From: Gastric adenocarcinoma at stage IV with complete remission after neoadjuvant therapy concurrent with adenosquamous carcinoma of the ampulla of Vater: a case report and literature reviewPathological and immunohistochemical findings. Hematoxylin and eosin staining. CK -7 was detected in the adenocarcinoma component (a) and P 40 was positively expressed in the squamous cell carcinoma component (b) (original magnification ×200)Back to article page