The radiology of nasopharyngeal tumours, including positive-contrast nasopharyngography.
D002404:Catheterization; D003287:Contrast Media; D006801:Humans; D008012:Lidocaine; D008722:Methods; D009303:Nasopharyngeal Neoplasms / Q000000981:diagnostic imaging*; D009305:Nasopharynx / Q000000981:diagnostic imaging*; D009362:Neoplasm Metastasis / Q000000981:diagnostic imaging; D010159:Palate / Q000000981:diagnostic imaging; D011859:Radiography
D003287:Contrast Media; D008012:Lidocaine