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October 1990

The Evaluation of Laryngeal Changes Occurring During Exercise and Exercise-Induced Asthma

Author Affiliations

Houston, Tex

Arch Otolaryngol Head Neck Surg. 1990;116(10):1121. doi:10.1001/archotol.1990.01870100015002

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Dr Charles Hurbis won first prize in the resident essay contest at the annual meeting of the American Broncho Esophagological Association, Palm Beach, Fla, for his study of exercise-related laryngeal changes in 15 normal subjects and 15 subjects with exercise-induced asthma. Flexible laryngoscopy was performed at rest and during exercise on all 30 subjects. No exercise-related changes occurred during the inspiratory phase of respiration with exercise in any of the subjects. Significant group-specific changes in the size of the glottic airway were seen during the expiratory phase of respiration with exercise. Normal patients increased their glottic area during expiration. Patients with mild to moderate exercise-induced asthma

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