Myositis ossificans of traumatic origin in the foot.

This case reviews a myositis ossificans of traumatic origin discovered beneath the fifth metatarsal in an adult male. Details of its anatomic appearance are illustrated with the assistance of plane film roentgenography and magnetic resonance imaging. Histologic sections are included to support the diagnosis and present characteristic cellular patterns. A review of the literature including etiology, clinical classification, and diagnostic criteria are also presented.