Irreducible Fracture of Calcaneus due to Flexor Hallucis Longus Tendon Interposition -A Case Report-

장 족무지 굴곡건의 감입시 발생되는 비정복 종골 골절 -1예 보고-

In closed calcaneus fractures, the occurrence of FHL interposition in subtalar joint is relatively rare and difficult to diagnosis preoperatively. But careful physical examination and significant radiologic findings could be useful tools to diagnosis preoperatively. This findings is shearing off a superior medial fragment made up of the sustentaculum talus connected to a significant portion of the medial wall and medial aticular surface of the posterior facet.