Penny CH 4: Bile Ducts
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