011415 biliary tract and cancer Flashcards
1
Q
most of cholangiocarcinomas are in what location
A
perihilar
2
Q
risk factors for cholangiocarcinoma
A
PSC
biliary cysts (congenital)
biliary parasitosis (Clonorchis and Opisthorchis)
thorotrast
3
Q
HCC requires what to be present?
A
cirrhosis (with the exception of Hep B)
4
Q
onion skinning
A
PSC (around bile duct)
5
Q
why in cholangiocarcinoma can you get fever?
A
b/c bile sits in common bile duct, causing inflam
6
Q
cholangiocarcinoma-lab test?
A
carbonic anhydrase (but limited in value due to false postives and negatives)
7
Q
risk factors for gallbladder cancer
A
porcelain gallbladder
gallbladder polyps
cholelithiasis
8
Q
porcelain gallbladder
A
chronic cholecystitis with intramural calcification of gallbladder wall
