Fig. 4From: Pancreatic acinar cell carcinoma with a ductal adenocarcinoma component: a case report and analysis of the histogenesis of the tumorHistology of the pancreatic tumor. The tumor was composed mainly of acinar cell carcinoma (a). At the periphery of the tumor, there was a focus of ductal adenocarcinoma (b). Between the two components, a transitional zone was observed (c). Hematoxylin and eosin stainingBack to article page