Colon cut off sign is seen in: (A) Acute pancreatitis, (B) Chronic pancreatitis, (C) Pancreatic carcinoma, (D) Ulcerative colitis
Answer is A. Colon cut off sign - Distension of the colon upto the transverse colon with a paucity of gas distal to splenic flexure - seen in Acute pancreatitis.