Recurrent or residual cancer of nasopharynx after super voltage radiotherapy is treated by:
If nasopharyngeal carcinoma recurs or is not completely regressed after 6500-7000 cGy radiotherapy, it can be treated by any of the above modes. Surgery involves skull-base and is done in only selected cases.
Intracavitary radioactive implants
Cryotherapy
Surgery
All of the above
Nose and PNS