case_images: PMC9417347_01
case_images: Video laryngoscopy with 70  optics. (A) Circular supraglottic stenosis at the level of the vestibular folds; (B) Signs of diffuse fibrosis involving epiglottic cartilage and vallecula
case_images: 2317-6385-eins-20-eRC0035-gf01.jpg
case_images: PMC9417347_01_2317-6385-eins-20-eRC0035-gf01.jpg
case_images: f01
case_images: This showed circular supraglottic stenosis of approximately 95% of the lumen at the level of the vestibular folds, hypoplasia of the epiglottis, and alteration of the anatomy of the valleculae (Figure 1A and B).
case_images: Videotracheostomy with flexible fiber (through the tracheostoma): Late supraglottic stenosis 8 years after radiotherapy of the rhinopharynx and neck to treat undifferentiated carcinoma of the rhinopharynx. (A) Visualization of the carina and the right and left main bronchi, without alterations; (B) Videotracheostomy showing the vocal folds and the circular supraglottic stenosis
case_images: 2317-6385-eins-20-eRC0035-gf02.jpg
case_images: PMC9417347_01_2317-6385-eins-20-eRC0035-gf02.jpg
case_images: f02
case_images: A videotracheostomy performed one month after tracheostomy revealed normal carina and bronchi sources and supraglottic ring stenosis (Figure 2A and B).