This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transplantation, Subject name: Surgery
[{'content': 'The advantage of bladder drainage over enteric drainage after pancreatic transplantation is better monitoring of: \nSelect and explain. \nA. HBA1C levels, B. Amylase levels, C. Glucose levels, D. Electrolyte levels', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. (b) Amylase levelsRef: Sabiston 19th edition, Pages 675-679* Amylase is measured easily in urine in bladder drainage* When urinary amylase decreases it's time to check for graft failure by taking biopsy* Similar amylase testing is difficult in Intestine drainage.", 'role': 'assistant'}]