RADIOLOGY: HEPATOBILIARY: Case# 33675: ?GALLBLADDER CARCINOMA. 69 year old women with two month history of right upper quadrant painLarge heterogenous, hypovascular liver mass which abuts an abnormal - appearing gallbladder. Diagnostic considerations here would include, first, a locally invasive gallbladder adenocarcinoma and second, an occult colon carcinoma. Cholangiocarcinoma is considered less likely due to the lack of biliary obstruction. 2. Adenopathy as detailed above. 3. 3.5 cm simple cyst associated with the upper pole of the right kidney.