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10  Imaging the Postoperative Neck

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10.17\ Arytenoidectomy

10.17.1  Discussion

Arytenoidectomy consists of removing the arytenoid and is indicated for treating airway obstruction in patients with bilateral median

vocal cord paralysis, ankylosis of the cricoarytenoid joint due to arthritis, and tumors of the arytenoid cartilage. This can be accomplished endoscopically via a submucosal approach or laser surgery. Unilateral arytenoidectomy results in asymmetric widening of the posterior airway (Fig. 10.94).

Fig.10.94  Arytenoidectomy. The patient has a history of bilateral vocal cord paralysis. Axial CT image shows the absence of the left arytenoid (circle) resulting in asymmetric widening of the otherwise narrow airway on the left