180 – Trachea as a bag bottom

180 - Glottis in abduction

a) View of the glottis in abduction.
The tracheal lumen is missing at the bottom of the image due to a stenosis.

181 - Glottis in abduction

b) Same case.

182 - Blind Trachea

c) Same case: view of the laryngotracheal junction where the complete closure of the light or “blind trachea” can be seen at the level of the first ring.

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