The stuffy nose.
D000402:Airway Obstruction / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D009298:Nasal Polyps / Q000150:complications; D009300:Nasal Septum; D009668:Nose Diseases / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D009669:Nose Neoplasms / Q000150:complications; D006255:Rhinitis, Allergic, Seasonal / Q000150:complications