Chapter 53: Biliary Tract- Obstructive Jaundice Flashcards
1
Q
What is it?
A
Jaundice (hyperbilirubinemia >2.5) from obstruction of bile flow to the duodenum
2
Q
What is the differential diagnosis of proximal bile duct obstruction?
A
- Cholangiocarcinoma
- Lymphadenopathy
- Metastatic tumor
- Gallbladder carcinoma
- Sclerosing cholangitis
- Gallstones
- Tumor embolus
- Parasites
- Postsurgical stricture
- Hepatoma
- Benign bile duct tumor
3
Q
What is the differential diagnosis of distal bile duct obstruction?
A
- Choledocholithiasis (gallstones)
- Pancreatic carcinoma
- Pancreatitis
- Ampullary carcinoma
- Lymphadenopathy
- Pseudocyst
- Postsurgical stricture
- Ampulla of Vater dysfunction/stricture
- Lymphoma
- Benign bile duct tumor
- Parasites
4
Q
What is the initial study of choice for obstructive jaundice?
A
u/s
5
Q
What lab results are associated with obstructive jaundice?
A
Elevated alkaline phosphatase, elevated bilirubin with or without elevated LFTs
