25.5) and perforation rate (31% in 1995 vs ... benefit most from the use of CT scan in the diagnosis of appendicitis.

we attempted to identify patients who perforated while waiting for a CT or subsequent to a CT that did not reveal radiographic evidence of appendicitis. We were unable to identify such a patient ...

Studies in pediatric patients suggest that acute appendicitis ... Physical and CT findings, which included guarding, rebound, peritoneal fluid, fecalith, and perforation predicted advanced pathology.