vocal cord dysfunction


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Related to vocal cord dysfunction: Vocal cord paralysis, vocal cord nodules

vocal cord dysfunction

a psychogenic disorder characterized by paradoxic adduction of the vocal cords during inspiration. Symptoms include inspiratory wheezing, throat tightness, and dyspnea associated with exercise.

vocal cord dysfunction

A disorder that mimics asthma in that it causes episodic wheezing and often inspiratory stridor. It is caused by closure of the vocal cords during inspiration. Unlike asthma it does not improve with bronchodilating drugs such as albuterol or ipratropium. It is primarily treated with patient education, biofeedback, and speech therapy. Synonym: paradoxical vocal cord motion
See also: dysfunction
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Psychogenic respiratory distress: A case of paradoxical vocal cord dysfunction and literature review.
Vocal cord dysfunction presenting as acute asthma in a pediatric patient.
Paradoxical vocal cord dysfunction in an infant with stridor and gastroesophageal reflux.
Vocal cord dysfunction. J Allergy Clin Immunol 1996; 98:481-485.
Subin Jain described the diagnostic appearance of vocal cord dysfunction on fiberoptic nasopharyngoscopy.
When vocal cord dysfunction goes unrecognized as a component of asthma, or when the disorder is misdiagnosed as asthma, patients often end up receiving inappropriately aggressive medical therapy directed at asthma.
Another study also found a high rate of repeat ER visits: nine per year in patients with undiagnosed vocal cord dysfunction, compared with five visits per year for asthmatic patients.
Individuals with vocal cord dysfunction often have a previous diagnosis of refractory or brittle asthma.
An attack of vocal cord dysfunction can be distinguished from an asthma attack by several means.
Triggers of vocal cord dysfunction include upper respiratory infection, exposure to tobacco smoke and other fumes or odors, talking or singing, exercise, emotional upset, and stress.
A definitive diagnosis of vocal cord dysfunction is typically made by laryngoscopy, peak flow volumes, and other diagnostic tests, she noted.