Clinical findings:
Physical examinations revealed an unwell, vitally stable patient who was slightly pale but not jaundiced, cyanosed or febrile. All other systems were normal. The right ankle was globally swollen and tender over the joint line anteriorly and on the lateral malleolus. There was skin discolouration overlying the lesion and cautery marks with no discharging sinuses. The temperature was abnormal. Decreased ankle range of motion. Distal neurovascular bundle examination was normal.