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Radiotherapy uses high energy waves similar to x-rays to kill cancer cells.
Radioactive iodine treatment is frequently used to treat thyroid cancer. The treatment is taken by mouth.
External radiotherapy is used to treat some thyroid cancers.
We know it’s a worrying time for people with cancer, we have information to help.
Read our information about coronavirus and cancer
About Cancer generously supported by Dangoor Education since 2010.