M/C site of cholangio CA | NEET Based MCQ

M/C site of cholangio CA:

A. intrahepatic 
B. Distal biliary tract
C. Hilum 
D. Multifoca

The answer is C. Hilum

Risk factor for cholangio carcinoma

·        Primary sclerosing cholangitis

·        Choledochal cyst

·        Ulcerative colitis

·        Clonorchissinensis injection

·       Chronic typhoid carries

2/3^rdof cholangio carcinoma are located at hepatic duct bifurcation here they are called as KLATSKIN's tumours

M/C type is adenocarcinoma

•Painless jaundice is the most common presentation