PMC9442410_01
Supraglottic view of the larynx - Absent epiglottis: the arytenoids are seen below and the base of tongue is seen above.
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PMC9442410_01_gr1.jpg
fig1
Throughout this period, retrognathism and retropositioning of the tongue have remained unchanged; the tongue rests over the vocal folds (the epiglottis is absent), which maintains the airways obstructed (Fig. 1) and precludes removal of the tube.