Abdominal Findings		Possible Cause
	Greenish fluid and gas		Injury to liver, spleen or mesentery
	Free bowel contents and gas in peritoneum		Ruptured ectopic pregnancy
	Free blood in peritoneum: with trauma		Appendicitis, diverticulitis or perforation of the bowel
	Free blood in peritoneum: female, no history of trauma		Intestinal obstruction or paralytic ileus
	Purulent exudate
	Distended loop of bowel
	Perforation of stomach or duodenum
	Bowel perforation