title: Spontaneous subcutaneous emphysema of the head, neck, and mediastinum.
mesh_terms: D000328:Adult; D001249:Asthma / Q000150:complications; D001991:Bronchitis / Q000150:complications; D002648:Child; D002675:Child, Preschool; D004646:Emphysema / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D005260:Female; D006257:Head; D006801:Humans; D007223:Infant; D007442:Intubation, Intratracheal / Q000009:adverse effects; D008297:Male; D008478:Mediastinal Emphysema / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D009333:Neck; D011312:Pressure; D011650:Pulmonary Alveoli