MR imaging provides significant anatomic detail for the evaluation of disorders of the osseous and soft tissue structures of the foot and ankle. This article describes the normal anatomy and post-traumatic conditions of the ligaments and tendons of the ankle. Other disorders of the soft tissues and osseous structures discussed include plantar fasciitis, Morton's neuroma, ganglions, plantar fibromatosis, hemangiomas and other neoplasms, fractures and stress fractures, arthritides, and osteomyelitis.