Penny CH 4: Bile Ducts

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primary biliary tree cancer

Cholangiocarcinoma

What is the inflammation of the biliary ducts that causes the walls to thicken greater than 5mm?

Cholangitis

What describes the presence of gallstones within the bile ducts?

Choledocholithiasis

What are the 4 most common causes for CBD obstruction?

Choledocholithiasis, chronic pancreatitis, acute pancreatitis, and pancreatic carcinoma

What is an uncommon manifestation for Choledocholithiasis?

Mirizzi syndrome

When a patient presents with jaundice, pain, and fever secondary to a lodge stone in the cystic duct what is suspected?

Mirizzi syndrome

What is preceded by a biliary obstruction, patients present with fever, RUQ pain, jaundice, and referred to as charcot triad?

acute cholangitis

Bile travels from the CBD to the duodenum where it meets the pancreatic duct at the _______ or hepatopancreatic ampulla

ampulla of vater

infection of small intestine caused by ascaris lumbricoides

ascariasis

Vital digestive fluid produced by the liver

bile

congenital disease that is thought to be caused by a viral infection at birth and causes narrowing of all or a portion of the biliary tree

biliary atresia

congenital disorder characterized by segmental dilatation of the intrahepatic ducts

caroli disease

What sign is noted when there is a presence of echogenic dots in the nondependent part of the dilated duct that represents small fibrovascular bundles?

central dot sign

cystic dilation of the CBD

choledochal cyst

What sign is associated with coexisting dilation of the CBD and pancreatic duct?

double-duct sign

most common manifestation of cholangiocarcinoma

klatskin tumors

Air within the biliary tree is referred to as:

pneumobilia

What sign describes the enlargement of the common duct to the size of the adjacent portal vein within the porta hepatis?

shotgun or parallel tube sign

What is also referred to a the hepatopancreatic sphincter?

sphincter of Odi


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