Search: external beam radiation therapy

News: Springfield radiation service helps local cancer patients

said Springfield’s radiotherapy centre was an important step forward for local cancer control. “The services offered by ROC make cancer treatment more accessible for local patients and help to reduce waiting list times for radiotherapy treatment across the State,” Ms…

multileaf collimators

Moveable pieces of metal built into the head of radiation therapy machines to shield normal tissue and organs from the radiation beam.


A type of radiation therapy treatment that implants radioactive material sealed in needles or seeds into or near cancerous cells. Also called internal radiation therapy.

linear accelerator

A machine used in external radiation therapy to treat cancer.


The individual, usually once daily, dose of radiation that makes up part of a course of radiation therapy treatment.


A type of three-dimensional radiation therapy that allows the radiation beams to be shaped around a tumour more precisely.

osteoradionecrosis (ORN)

A breakdown of bone tissue due to radiation therapy treatment.

stereotactic radiosurgery

Highly focused, precisely targeted radiation therapy done as a single day treatment.

palliative treatment

Medical treatment for people with advanced cancer to help them manage pain and other physical and emotional symptoms of cancer. Treatment may include radiation therapy, chemotherapy or other medication. It is an important part of palliative care.

active treatment

Treatment given to cure the cancer, such as chemotherapy or radiation therapy. This does not include long-term treatment such as hormone medication, which may be taken for several years to maintain remission.