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A Gleason score—on a scale of 2 to 10—is a way to describe how prostate cancer cells look under a microscope. It helps predict how

Explains why and how a test is done for galactosemia, a rare disease passed from parents to children. Covers blood or urine test

Radiation therapy uses high doses of radiation, such as X-rays, to destroy cancer cells. The radiation damages the genetic

Looks at surgery to remove the prostate gland in those who have prostate cancer. Covers traditional and laparoscopic surgery

Discusses Lyme disease, an infection spread by ticks. Includes info on ticks. Covers symptoms and Lyme disease tests. Discusses

A ketone test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for

Provides info on an initial diagnosis. Discusses diagnostic tests, including PSA test and digital rectal exam. Covers symptoms

Covers test done on a kidney stone to find out what the stone is made of. Links to info on types of stones, including calcium

A lactic acid test is a blood test that measures the level of lactic acid made in the body. Most of it is made by muscle tissue

A follicle-stimulating hormone test measures the amount of follicle-stimulating hormone (FSH) in a blood sample. FSH is produced