Most common site for intra abdominal abscess following laparotomy is

RIGHT SUBHEPATIC SPACE This lies transversely beneath the right lobe of the liver in Rutherford Morison's pouch. It is bounded on the right by the right lobe of the liver and the diaphragm. To the left is situated the foramen of Winslow and below this lies the duodenum. In front are the liver and the gall bladder, and behind are the upper pa of the right kidney and the diaphragm. The space is bounded above by the liver and below by the transverse colon and hepatic flexure. It is the deepest space of the four and the most common site of a subphrenic abscess, which usually arises from appendicitis, cholecystitis, a perforated duodenal ulcer or following upper abdominal surgery It is the most dependent poion of the abdominal cavity in the recumbent position Ref: Bailey and love 27th edition Pgno : 1056