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
A 23 year old female presented with symptoms of severe pancreatitis. All of the following are the bad prognostic signs in this patient, EXCEPT: 
Select and explain. 
A. TLC> 16000, B. Calcium less than 8 mmol/L, C. Glucose > 200 mg%, D. Prothrombin > 2 times the control
D: Prothrombin > 2 times the control
Answer: D: Prothrombin > 2 times the control 
Explanation: Ranson criteria differentiates mild and severe pancreatitis. It includes five parameters determined at the time of admission and six parameters determined during the subsequent 48 hours. Ranson Criteria: On admission Within Next 48 h Age >55 y (>70 y) Decrease in hematocrit by >10% (same) White blood cell count >16,000/mm3 (>18,000/mm3) Estimated fluid sequestration >6 L (>4 L) Blood glucose level >200 milligrams/dL (>220 milligrams/dL) Serum calcium level Serum lactate dehydrogenase level >350 IU/L (>400 IU/L) Paial pressure of aerial oxygen Serum aspaate aminotransferase level >250 IU/L (same) Increase in blood urea nitrogen level >5 milligrams/dL after IV fluid hydration (>2 milligrams/dL) Base deficit of >4 mmol/L (>6 mmol) Patients with three or more Ranson criteria have more severe disease and an increased risk of complications and death. Ref: Atilla R., Oktay C. (2011). Chapter 82. Pancreatitis and Cholecystitis. In J.E. Tintinalli, J.S. Stapczynski, D.M. Cline, O.J. Ma, R.K. Cydulka, G.D. Meckler (Eds), Tintinalli's Emergency Medicine: A Comprehensive Study Guide, 7e.