Dr. Horowitz answers the question: 'Different Types of Radiation Therapy?' March 16, 2009 -- Question: Are there different types of radiation treatment for prostate cancer, and what determines which ...

External-beam radiation therapy (EBRT) is a treatment where radiation beams come from a source outside the body. Usually, it comes from a machine called a linear accelerator (also called a LINAC).

Substances in its path can absorb radiation. For example, alpha radiation travels only a few centimetres in air, beta radiation travels tens of centimetres in air, and gamma radiation travels very ...

Radiation therapy uses high-energy rays to destroy cancerous cells. Doctors may recommend a combination of radiation therapy and chemotherapy to treat esophageal cancer. Radiation therapy uses ...

External radiotherapy uses a machine from outside of the body. It directs radiation beams at the cancer to destroy it. This is different to internal radiotherapy which means giving radiotherapy to the ...

The United States Nuclear Regulatory Commission (USNRC) defines it as the process of radiation attenuation achieved by placing an absorbent substance between an individual, a workspace, or a radiation ...

There are different categories of nuclear waste. Low-level radioactive waste, such as contaminated gloves, can be disposed of in landfill sites. Higher-level waste, which may be dangerously ...