title: Sialography in an unusual case of subcutaneous emphysema of the neck.
mesh_terms: D000328:Adult; D003287:Contrast Media; D004106:Dilatation; D004646:Emphysema / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D009333:Neck; D010306:Parotid Gland / Q000000981:diagnostic imaging / Q000601:surgery; D012466:Salivary Gland Diseases / Q000150:complications / Q000000981:diagnostic imaging; D012796:Sialography
chemical_list: D003287:Contrast Media