This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'All the following are causes of acute pancreatitis except- \nSelect and explain. \nA. Gall stone, B. Alcohol, C. Hemochromatosis, D. Hypercalcemia', 'role': 'user'}, {'content': "Answer: C \nExplanation: Causes of Acute Pancreatitis\nCommon Causes\nGallstones (including microlithiasis) - most common\nHypertriglyceridemia\nEndoscopic retrograde cholangiopancreatography (ERCP), especially after biliary manometry.\nTrauma (especially blunt abdominal trauma)\nPostoperative (abdominal and nonabdominal operation)\nDrugs ( L-asparaginase, thiazide diuretics, furosemide, estrogens, azathioprine, 6-mercaptopurine, methyldopa.\nsulfonamide, tetracycline, valproic acid, anti-HIV medications)\nSphincter of Oddi dysfunction\nUncommon causes\nVascular causes and vasculitis (ischemic-hypoperfusion states after cardiac surgery)\nConnective tissue disorders and thrombotic thrombocytopenic purpura (TTP)\nCancer of the pancreas\nHypercalcemia\nPeriampullary diverticulum\nPancreas divisum\nHereditary pancreatitis\nCystic fibrosis\nRenal failure\nRare causes\nInfections (mumps, coxsackievirus, cytomegalovirus, echovirus, parasites).\nAutoimmune (i.e., Sjogren's syndrome)\nCauses to consider in patients with recurrent bouts of acute pancreatitis without an obvious etiology\nOccult disease of the biliary tree or pancreatic ducts, especially microlithiasis, sludge\nDrugs\nPancreatic cancer\nIdiopathic\nHypertriglyceridemia\nSphincter of Oddi dysfunction\nPancreas divisum\nCystic fibrosis", 'role': 'assistant'}]