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: Pathology
Type of necrosis in pancreatitis ? 
Select and explain. 
A. Fibrinoid, B. Coagulative, C. Fat, D. Caseous
C: Fat
Answer: C: Fat 
Explanation: Ans. is 'c' i.e., Fat Fat necrosis is seen most frequently in acute pancreatitis due to leakage of lipase. Fat necrosis Fat necrosis may be of two types : ? 1. Enzymatic fat necrosis This is due to action of lipase on adipose tissue. It occurs most frequently in acute pancreatitis due to leakage of lipase. Depending on the severity of acute pancreatitis, fat necrosis may occur in : - a Adipose tissue contiguous to pancrease, retroperitoneal fat. Adipose tissue in anterior mediastinum. Bone marrow Omental and abdominal fat 2. Nonenzymatic or Traumatic fat necrosis Occurs due to trauma Is seen in subcutaneous tissue of breast, thigh, and abdomen.