Fig. 2
From: Targeted-gene sequencing of an undifferentiated gallbladder carcinoma: a case report
Gross appearance of the mass in the cut surface of the resected specimen. a The cut surface shows the mass perforating the gallbladder wall, with invasion into the liver parenchyma. b The cut surface shows invasion of the mass into the duodenal wall and protrusion into the duodenal lumen. The foci of the mass in the neck of the gallbladder (black dotted box) has a papillary appearance. The blue asterisk represents the non-tumor fundus of the gallbladder. The yellow asterisk represents the liver parenchyma infiltrated by the tumor. The red asterisk represents the tumor protruding into the duodenal lumen. The black dotted box highlights the focal papillary tumor