When it comes to a gunshot or stab wound in the stomach, surgeons will almost reflexively open up a patient's abdomen to look for damage.
But that's starting to change as doctors rethink how best to manage trauma cases.
A team of researchers pored over the National Trauma Data Bank and examined more than 25,000 cases of penetrating injuries to the abdomen (about 12,000 gunshot cases and 13,000 stabbings) in the U.S. between 2002 and 2008.