Investigation of choice for obstructive jaundice:
CXR
USG
CT
MRI
Ans: b (USG) Ref: Bailey, 24thUSG is the first investigation in a case of obstructive jaundice for visualising gall stones, liver tumours, dilated bile ducts.ERCP is the gold standard for CBD stones as it provides therapeutic option at the time of diagnosis.
Gall Bladder & Bile Ducts