What is the definition or description of: prostate cancer?

Malignancy: Prostate cancer is a malignant condition involving the prostate gland in males. It is generally an adenocarcinoma. Onset of disease is often insidious and can sometimes be detected by digital rectal examination. A blood test for psa can be helpful in screening and diagnosis.

Here are some ...: Cancer is a new growth of any tissue with an ability to spread - metastasize - along blood vessels and lymphatic channels to near or far sites of the body with never-ending aggressiveness until the host succumbs to death by it or other related problems. Prostate cancer is one of them ranked as #2 cancer (after skin cancer) and & #2 cancer death (after lung cancer). 1 in 6-7 men in the US has it.