This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pathophysiology - Acute Pancreatitis, Subject name: Surgery
Cullen's is/sign are seen: 
Select and explain. 
A. Peritonitis, B. Chronic pancreatitis, C. Pancreatic cancer, D. Acute pancreatitis
D: Acute pancreatitis
Answer: D: Acute pancreatitis 
Explanation: Ans: D (Acute pancreatitis} " Bleeding into the fascial planes can prod uce bl uish discolouration of the flanks (Grey Turner's sign) or umbilicus (Cullen's sign). Neither sign is pathognomonic of acute pancreatitis; Cullens sign was first described in association with rupture of an ectopic pregnancy. Subcutaneous fat necrosis may produce small, red, tender nodules on the skin of the legs"- L&B 26th/1128