What is external beam radiotherapy? | 合法醫療器材資訊網

Whatisexternalbeamradiotherapy?...Externalbeamradiotherapyisgivenfromaradiotherapymachineoutsidethebody.Thistreatmentisnormallygivenasa ...

External beam radiotherapy is when a radiotherapy machine aims high-energy rays at the area of the body being treated.

This treatment is normally given as a number of short, daily treatments in a radiotherapy department. These are called treatment sessions or fractions. The radiotherapy machine looks like a large x-ray machine or CT scanner. There are different types of radiotherapy machine. The most commonly used machine is called a linear accelerator (LINAC).

You usually have external beam radiotherapy as an outpatient. If you are unwell, or are having chemotherapy at the same time, you may need to stay in hospital. In this case, you will go to the radiotherapy department each day from the ward. If you have to travel a long way to the hospital for radiotherapy treatment you may be given it as an inpatient.

Your doctor, radiographer or nurse will explain the trea...