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How is an ultrasound test used to detect prostate cancer?

Ultrasound uses high frequency sound waves that bounce off organs and body structures to produce a computerized image. Ultrasound is usually used by passing a sensor over the surface of the body. The type of ultrasound that is used to examine the prostate is called transrectal ultrasonography. This exam is done by having a probe inserted into the rectum. This probe carries the sound waves to the nearby prostate, producing a better image. This imaging modality can be especially helpful when used as a guidance while performing a prostate biopsy.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.