title: Factitious subcutaneous emphysema.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004646:Emphysema; D005260:Female; D005334:Fever / Q000209:etiology; D005738:Gas Gangrene / Q000175:diagnosis; D006801:Humans; D009339:Needles; D012652:Self Mutilation / Q000150:complications* / Q000175:diagnosis; D012871:Skin Diseases / Q000175:diagnosis / Q000209:etiology*