title: Extensive post-traumatic subcutaneous emphysema and pneumomediastinum following a minor facial injury.
mesh_terms: D004646:Emphysema / Q000209:etiology*; D005145:Face; D005260:Female; D006801:Humans; D008440:Maxillary Fractures / Q000150:complications*; D008478:Mediastinal Emphysema / Q000209:etiology*; D008875:Middle Aged; D013352:Subcutaneous Emphysema / Q000209:etiology*; D015051:Zygomatic Fractures / Q000150:complications*