the efficacy of radiotherapy by changing endoscopic pictures is most vividly expressed in laryngeal cancer after delivering the dose of 30-40 gy ( 49-66 units of tdf ) , in laryngeal and nasopharyngeal cancer 50 gy ( 82 units of tdf ) and in lymphosarcoma of the throat ring 20 gy ( 33 units of tdf ) .
C0007107
laryngeal cancer
C0023078
laryngeal