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Department of Radiation Oncology
Hospital  >  Care Programs  >  Odette Cancer Program  >  Radiation  >  Patient education  >  Activated breathing control (ABC) during breast cancer treatment
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Activated breathing control (ABC) during breast cancer treatment

This instructional video explains the ABC technique during breast cancer treatment. ABC stands for activated breathing control. It is used for some patients who are receiving radiation to the left breast or chest wall. The goal of ABC is to reduce the radiation dose to the heart.