On abdominal ultrasound,<unk>  is characterized by obstruction and dilation of bile ducts. Mass-forming intrahepatic<unk>  is characterized by homogenous mass of intermediate echogenicity with a peripheral hypoechoic halo of compressed liver. Periductal infiltrating intrahepatic<unk>  is characterized by capsular retraction. Intraductal<unk>  is characterized by alterations in duct caliber, usually duct ectasia with or without a visible mass.
Cholangiocarcinoma echocardiography or ultrasound
Hepatic hemangioma echocardiography or ultrasound
Biliary cystadenoma and cystadenocarcinoma physical examination
Cholangiocarcinoma physical examination
Biliary cystadenoma and cystadenocarcinoma echocardiography or ultrasound
Hepatic hemangioma physical examination
Cholangiocarcinoma MRI
Liver mass echocardiography and ultrasound