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: Medicine
Which one is not poor prognostic factor for acute pancreatitis: 
Select and explain. 
A. Hyperglycemia, B. Hypocalcemia, C. Raised LDH level in blood, D. Hyperamylasemia
D: Hyperamylasemia
Answer: D: Hyperamylasemia 
Explanation: Answer is D (Hyperamylasemia) Serum amylase levels do not form any criteria for prognosis in acute pancreatitis. Hyperglycemia, Hypocalcemia and raised LDH levels are poor prognostic factors according to Ranson's criteria.