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: Surgery
[{'content': 'All of the following can be used to predict severe acute pancreatitis EXCEPT: September 2012 \nSelect and explain. \nA. Glasgow score 3, B. APACHE II score 9, C. CT severity score 6, D. C-reactive protein < 100', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D i.e. C-reactive protein < 100 Acute pancreatitis MC cause: Gallstones Investigation which can cause acute pancreatitis: ERCP Grey turner sign: Blue-red-purple or green-brown discoloration due to catabolism of hemoglobin Diagnosis: Fecal fat estimation, CT scan is the diagnostic modality Best prognosis: Gall stone pancreatitis Recurrent pancreatitis occurs in: Methyl malonic acidemia Conditions with raised serum amylase: - Pancreatitis, Renal failure, - Ruptured ectopic pregnancy etc.', 'role': 'assistant'}]