prostate cancer is a group of cells that grows faster than normal in a man's prostate gland. it can spread into other areas and kill normal tissue. the prostate gland sits just below a man's bladder. it makes part of the fluid for semen. in young men the prostate is about the size of a walnut. it usually grows larger as you grow older. the cancer may be one of these types: locally advanced prostate cancer. this is cancer that has grown through the outer rim of the prostate and into nearby tissue. metastatic prostate cancer. this is cancer that has spread or metastasized to the lymph nodes or other parts of the body. recurrent prostate cancer. this is cancer that has come back after it was treated. the cancer can come back in the prostate near the prostate or in another part of the body. if it comes back in another part of the body-often the bones-it is still called prostate cancer because it started in the prostate. webmd medical reference from healthwise this information is not intended to replace the advice of a doctor. healthwise disclaims any liability for the decisions you make based on this information. © 1995-2011 healthwise incorporated. healthwise healthwise for every health decision and the healthwise logo are trademarks of healthwise incorporated.
what is prostate cancer?