title: Ophthalmologic observations on long-term survivors after radiotherapy for nasopharyngeal tumours.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002277:Carcinoma / Q000532:radiotherapy; D003118:Color Perception; D005260:Female; D005500:Follow-Up Studies; D005654:Fundus Oculi / Q000528:radiation effects; D006801:Humans; D007429:Intraocular Pressure; D007908:Lens, Crystalline / Q000528:radiation effects*; D016403:Lymphoma, Large B-Cell, Diffuse / Q000532:radiotherapy; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000401:mortality / Q000532:radiotherapy*; D009897:Optic Chiasm / Q000528:radiation effects; D009900:Optic Nerve / Q000528:radiation effects*; D011379:Prognosis; D011830:Radiation Effects; D011879:Radiotherapy Dosage; D011883:Radium / Q000627:therapeutic use; D012160:Retina / Q000528:radiation effects*; D014792:Visual Acuity
chemical_list: D011883:Radium