Radiotherapy for metastatic bowel cancer

Radiotherapy for metastatic bowel cancer can shrink the cancer, relieve symptoms, and help you feel more comfortable. You have external beam radiotherapy for cancer that has spread. External beam directs radiotherapy beams at the cancer from a machine.

Side effects depend on which part of the body you have treatment and the dose of radiotherapy. Side effects tend to start a week after the radiotherapy begins. Your cancer specialist can help to manage any side effects that you experience.