In 27 cases with paramedian paralysis, the opposite vocal cord had overcompensation in 24 cases, and 3 cases had compensation polypoid changes, which helped to close glottic chink.

• 27例声带旁正中位固定者，有24例健侧声带代偿性过中线与3例患侧声带形成代偿性鼻肉样变而使声门闭合不全得以改善；