title: Practical assessment of obstruction in the larynx and trachea.
mesh_terms: D000328:Adult; D000368:Aged; D000402:Airway Obstruction / Q000503:physiopathology*; D002648:Child; D004417:Dyspnea; D005260:Female; D006801:Humans; D007818:Laryngeal Diseases / Q000503:physiopathology*; D007822:Laryngeal Neoplasms / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D012129:Respiratory Function Tests; D013147:Spirometry; D014133:Tracheal Diseases / Q000503:physiopathology*; D014135:Tracheal Stenosis / Q000503:physiopathology; D014826:Vocal Cord Paralysis / Q000503:physiopathology