声带麻痹

瘫痪可以发生在一个或两个声带,导致呼吸或弱音质与音高不稳定。声带在中线位置可能会瘫痪,有时在剧烈运动时导致呼吸问题,但最常见的是声带在外展位置(开放)瘫痪。麻痹发生于喉上神经(SLN)或喉返神经(RLN)的损伤。这可能发生在甲状腺手术后,心脏手术后,或没有任何原因。

喉上神经麻痹

SLN损伤是最难识别的,因为患者通常主诉声带疲劳,无法唱歌,难以提高音高或音量。SLN损伤会在声带重合(重叠)后在声带之间形成间隙,导致患者无法实现最大程度的闭合。当音调提高时,受影响的声带也不能延长。声音治疗可以使任何患有SLN瘫痪的人受益,使患者在瘫痪的情况下最大限度地使用声音,但没有任何医疗手段能够成功地治疗SLN损伤。

喉返神经麻痹

RLN损伤更容易识别,因为大多数患者主诉双音症(同时发出两个音),音量和音调降低,呼吸困难。这种瘫痪会导致声带萎缩,影响声带完全闭合(内收)的能力。手术治疗和行为语音治疗相结合是最有益的。

麻痹性痴呆

经常会出现颞叶淋巴结和RLN轻瘫,可在大约6-12个月后自行改善。再次强调,行为声音疗法可以最大限度地提高患者的能力,利用最好的声音。

来源:临床嗓音病理学:理论与管理第四版Stemple, Glaze和Klaben。王志强,王志强,王志强,等。单侧声带瘫痪的诊断与治疗,中华耳鼻咽喉外科杂志,1994,11(4):497-508。

阅读更多关于声带麻痹注射的内容

This is an audio example of a patient reading the rainbow passage before and after 1 month of voice therapy sessions. Singing and speaking voice were targeted, as patient was complaining of a \"tightness\" in both.

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This is an audio example of a patient reading the rainbow passage before and after 1 month of voice therapy sessions. Singing and speaking voice were targeted, as patient was complaining of a \"tightness\" in both.

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听一个在干预前后的轻度瘫痪病人的例子