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Energy in the form of waves or particles, including gamma rays, x-rays and ultraviolet rays. This energy can injure or destroy cells by damaging their genetic material. This ability is ‘used for good' in radiotherapy (also known as radiation therapy).

Radiation Oncologist

A doctor who specialises in the use of x-rays and other forms of radiation to treat cancers as well as other conditions.

Radiation Therapist

A health professional (not a medical doctor) who administers radiotherapy.

Radiation Therapy

See radiotherapy.

Cancer Dictionary

Click any letter for dictionary terms beginning with the letter selected.