Radial head subluxation occurs when the thin, weakly attached annular ligament of the forearm becomes entrapped in the radiocapitellar space after marked traction on the extended, pronated arm. It is the most common musculoskeletal injury in children between two and five years of age. Awareness of this condition permits easy diagnosis and rapid treatment by simple manipulation.
桡骨头半脱位发生于前臂薄弱且附着松弛的环状韧带在伸直、旋前的手臂受到明显牵拉后被卡入桡肱关节间隙时。它是2至5岁儿童最常见的肌肉骨骼损伤。认识到这种情况有助于通过简单的手法操作进行轻松诊断和快速治疗。
