External beam radiotherapy

External radiotherapy uses a radiotherapy machine to aim radiation beams at your cancer.

Planning external radiotherapy for thyroid cancer

External radiotherapy treatment is carefully planned in advance.

Having external beam radiotherapy for thyroid cancer

You usually have a course of external radiotherapy as an outpatient.

Last reviewed: 
25 May 2021
Next review due: 
27 May 2024
Coronavirus and cancer

We know it’s a worrying time for people with cancer, we have information to help.

Read our information about coronavirus and cancer