Background: Severe comminution, bone loss, and osteopenia at the site of a distal humeral fracture increase the risk of an unsatisfactory result, often secondary to inadequate fixation.

• 背景：肱骨远端骨折部位的严重粉碎、骨丢失、骨量减少增加了疗效欠佳的风险，常见于不合适的内固定。