Добавил:
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
Книги по МРТ КТ на английском языке / Atlas of Postsurgical Neuroradiology - Imaging of the Brain Spine Head and Neck 2017.pdf
Скачиваний:
6
Добавлен:
05.10.2023
Размер:
65.07 Mб
Скачать

506

D.T. Ginat et al.

 

 

10.16\ Arytenoid Adduction

10.16.1  Discussion

Arytenoid adduction was designed to enhance posterior glottal closure in patients with paralytic dysphonia and may be performed in addition to medialization laryngoplasty. The medially

a

rotated arytenoid and associated narrowing of the posterior rima glottidis can be depicted on CT (Fig. 10.93) and should not be mistaken for unintended dislocation. Laryngeal edema is a common occurrence during the early postoperative period, with a peak at 3 days after surgery, although this does not generally result in airway compromise.

b

Fig.10.93  Arytenoid adduction. Preoperative axial CT image (a) shows stigmata of left vocal cord paralysis. Postoperative axial CT image (b) shows interval medial repositioning of the left arytenoid (arrow) along with the vocal cord