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Diagnosis & Tests

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Several tests are used to diagnose prostate cancer. Learn about these tests, what you can do after diagnosis, about the Gleason score, and more.


Two initial tests are commonly used to look for prostate cancer in the absence of symptoms. Learn what those tests are and how well they work.


A digital rectal exam is an early, simple test to screen for prostate cancer. It can catch the disease early, when it's most treatable. Learn who should get one and what to expect.

When the results of this blood test are high, it may indicate cancer. Find out how the test is done and what the results can mean.

After an abnormal digital rectal exam or a high PSA your doctor may suggest a closer look. Find out what to expect from a prostate cancer biopsy or ultrasound and how to prepare for them.

Cystoscopy, also called a cystourethroscopy or a bladder scope, measures the health of the urethra and bladder. Used to diagnose disease or pain, find out how this test works and what to expect.

A CAT scan uses X-rays to produce a cross-section image of the body, so a doctor can check for swollen or enlarged lymph nodes. When is a CAT scan necessary? Find out.

MRIs use a large magnet, radio waves, and a computer to examine the prostate and nearby lymph nodes, distinguishing between noncancerous and cancerous areas. Find out more.

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