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Revision 14 for 'Laryngeal cyst'

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Laryngeal cyst

Laryngeal cysts can occur in any part of larynx, but are more frequent on supraglottic locations, such as epiglottis and vallecula. The prevalence of each location varies on different studies2


The laryngeal cysts represent a rare group, about 5%, of benign laryngeal lesions1. There is no gender predilection3.

Clinical presentation

Normally they are examination findings in patients with nonspecific symptoms or totally asymptomatic. Patients could have laryngeal stridor or dyspnea2.

The lesions can cause significant respiratory obstruction and even death if not properly treated. 

Radiographic features

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Different forms of treatment have been described for laryngeal cysts, such as aspiration, marsupialization with laser ablation and complete excision. Recurrence is directly related to the maintenance of remnants of the cyst wall2.

Differential diagnosis 

General imaging differential considerations include

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