Objective:Study on differential diagnostic value of multi-slice CT in perforated and non-perforated acute appendicitis.Method:A total of 74 cases were studied by surgery and pathology confirmed acute appendicitis in our hospital.All the patients were divided into perforation group(n=30)and non-perforated group(n=44)according to the surgical and pathologic findings.CT findings were compared between the two groups of patients.Result:The average diameter of the appendix in perforation group was significantly g...