Porocephalosis due to encysted Armillifer nymph presenting as an acute abdominal emergency: case report and review of literature.

A rare case of porocephalosis infection presenting with an acute abdominal emergency in a 60 year old Nigerian is presented. The characteristic radiologic appearance of Armillifer nymph is described, and clinical findings which may be caused by this parasite are reviewed. A brief review of the epidemiology of porocephalosis is also included.