Foreign bodies of the airways, external ear canal and upper digestive tracts.
D000402:Airway Obstruction / Q000517:prevention & control*; D004424:Ear Canal; D019723:Endoscopes; D004947:Esophagus; D005547:Foreign Bodies; D006801:Humans; D001239:Inhalation; D007830:Larynx; D009666:Nose; D013525:Surgical Instruments