A gallstone gets impacted most commonly in which pa of common bile duct
Supra duodenal
Retro duodenal
Ampulla of vater
Common hepatic duct
Most gallstones pass out of body unnoticed, but some become lodged in the common bile duct, causing jaundice A frequent site of gallstone impaction is the ampulla of vater, where common channel meets the small intestine Blockage of the common channel by a gallstone can induce acute pancreatitis Ref: Internet sources
G.I.T