This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Courvoiser's law is related to 
Select and explain. 
A. Jaundice, B. Ureteric calculi, C. Poal hypeension, D. The length of skin flap in skin grafting
A: Jaundice
Answer: A: Jaundice 
Explanation: Courvoiser's law In obstruction of the common bile duct due to Stone, distension of gall bladder seldom occurs, the organ usually is shriveled If there is no disease in the gall bladder and the obstruction is due to cancer of ampulla, pancreas or bile duct, then gall bladder will be distended Ref: Sabiston 20th edition Pgno : 1544