high-intensity focused ultrasound therapy

Definition / meaning of high-intensity focused ultrasound therapy

A procedure in which high-energy sound waves are aimed directly at an area of abnormal cells or tissue in the body. The waves create heat that kills the cells. High-intensity focused ultrasound therapy is being studied in the treatment of prostate cancer and some other types of cancer and other diseases. Also called HIFU.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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