Pre-operative bronchoscopic control that showed a sub-total tracheal stenosis above tracheal cannula, with a residual tracheal lumen of 1–2 mm, at a distance of 2.5 cm from vocal cords.
AME surgical video database（2023）
关键词
tracheal cannula,residual tracheal lumen,stenosis,vocal cords,pre-operative,sub-total
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