Pelvic osteomyelitis complicating Crohn's disease: diagnosis by computed tomography.

An unusual case of pelvic osteomyelitis complicating granulomatous ileocolitis is herein reported. Computed tomography of the abdomen was crucial in detecting osteomyelitis of the right iliac wing as well as the associated fistulous tracts and abscesses adjacent to the involved bone. Clinical and radiographic features of this rare complication of Crohn's disease are presented, together with a brief review of the pertinent literature.