Recently there's been quite a bit of talk about prostate cancer screening and diagnosis in the media. This is due to two landmark articles released this past year that had conflicting results as to whether routine screening with PSA is worthwhile. With this column we hope to clarify some of the issues and give you some general information about prostate cancer, its diagnosis and treatment.The prostate is a gland that sits beneath the bladder in men that adds liquid to the semen to aid in reproduction.