Direct visualization, by bronchoscopy, of paradoxical adductive vocal cords movement in the inspiratory phase during a symptomatic period further confirmed the diagnosis.
在症状发作时，气管镜检查亦发现在吸气期，声带有反常之内收现象，这更进一步帮我们确定诊断。
Phase IV is the inspiratory downstroke. This is the beginning of the inhalation and the carbon dioxide curve falls steeply to zero.
阶段IV是吸气下降支。这是吸入的开始及二氧化碳曲线急速降为零。
Phase IV is the inspiratory downstroke. This is the beginning of the inhalation and the carbon dioxide curve falls steeply to zero.
阶段IV是吸气下降支。这是吸入的开始及二氧化碳曲线急速降为零。
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