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
Poor prognostic factors for acute pancreatitis are all, EXCEPT: 
Select and explain. 
A. Hyperglycemia, B. Hypocalcemia, C. Raised LDH levels in blood, D. Hyperamylasemia
D: Hyperamylasemia
Answer: D: Hyperamylasemia 
Explanation: Hyperamylasemia is not mentioned as the poor prognostic factor. Increased blood glucose, Increased LDH, and decreased serum calcium, all are included in the ranson's criteria of severe pancreatitis. Ref: Sabiston 18/e, Page 1600; Schwaz 9/e, Page 1183; Washington Manual of Surgery 4/e, Page 282.