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
Choledochotomy is indicated in all of the following except 
Select and explain. 
A. Palpable CBD stones, B. History of jaundice or cholangitis, C. Abnormal alkaline phosphatase, D. Abnormal gamma glutamyl transferase
D: Abnormal gamma glutamyl transferase
Answer: D: Abnormal gamma glutamyl transferase 
Explanation: Choledochotomy Absolute indications(High Suspicion of CBD calculi) Palpable CBD stones Jaundice with cholangitis Demonstration of stone on intra operative cholangiography CBD diameter >12 mm Relative indications (Low Suspicion of CBD calculi) Jaundice without cholangitis History of pancreatitis Dilated CBD White bile on aspiration Dilated cystic duct Ref: Shackelford 7th edition Pgno : 1326-1331