Case report Intussusception of the appendix

Intussusception of the appendix is an uncommon clinical finding, and there are less than 190 cases reported in the world literature. It was first described by McKidd in 1858 as a post mortem finding in a young child. ' The incidence is quoted as 1:10,000 specimens obtained at operation and at post mortem by Collins.2 It is more common in males, and in children.3 I report the case of a woman who underwent laparotomy and was found to have extensive endometriosis and an intussuscepted appendix. CASE REPORT A 34-year-old woman, previously well, was admitted to the surgical unit with a 48 hrs history of crampy lower abdominal pain. The pain did not radiate and there had been no vomiting or alteration in bowel habit. There were no urinary tract symptoms, no previous episodes of severe abdominal pain and no previous surgery. Dysmenorrhoea had been a previous complaint and she was menstruating at presentation. She was apyrexic, but not distressed. Her abdomen was soft, there was tenderness with guarding and rebound in the right iliac fossa. Rectal