The prostate is a walnut-sized organ that surrounds the urethra; it produces a fluid that becomes part of semen. More than 99 percent of prostate cancers develop in the gland cells. This type of prostate cancer is called adenocarcinoma.
More rarely, prostate cancer originates in other tissues of the prostate, which is called a sarcoma.
The prostate is a walnut-sized organ that surrounds the urethra; it
produces a fluid that becomes part of semen. More than 99 percent
of prostate cancers develop in the gland cells. This type of
prostate cancer is called adenocarcinoma....
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