The vast majority of benign bile duct strictures occur following operations in or near the right upper quadrant. Other causes of benign bile duct strictures include:
A.	Chronic pancreatitis
B.	Ulcerative colitis
C.	Primary sclerosing cholangitis
D.	Intrahepatic arterial infusion of 5-fluorouracil
Answer:A
The vast majority of benign bile duct strictures occur following operations in or near the right upper quadrant. Other causes of benign bile duct strictures include:
A.	Chronic pancreatitis B.	Ulcerative colitis C.	Primary sclerosing cholangitis D.	Intrahepatic arterial infusion of 5-fluorouracil