Marc Greenstein, D.O., Health Professional

Marc Greenstein is a practicing urologist in New Jersey. He wrote for HealthCentral as a health professional for Prostate.

Radical Surgery to Treat Prostatitis

I was recently contacted by another urologist who asked me a very interesting question - Are you aware of using a radical prostatectomy to treat prostatitis? Prostatitis is an infection or inflammation of the prostate gland. There are different grade...
Marc Greenstein, D.O.

PSA Velocity: What Does a Quick Rise in PSA Mean?

Dear Dr. Greenstein:** My friend ,who is in his early 50s, just got the results of his annual PSA test - it was between 4-5. The results of his previous 6 annual tests were in the 1-2 range every year, until now. His brother recently had his prostate ...
Marc Greenstein, D.O.

Prostate Biopsy: What is It and How Does It Work?

A prostate biopsy is a test performed to diagnose prostate cancer. There are two main reasons why a prostate biopsy might be performed. A man has a high prostate specific antigen (PSA) level. This is a blood test used to screen men for prostate cance...
Marc Greenstein, D.O.

Rising PSA after Surgery

A 62-year-old patient had surgery to remove his cancerous prostate gland about 6 years ago. Two years after surgery his PSA started to rise and now his PSA is 4.6 ng/ml. I hate to say it but, it is clear that this patient has failed surgery and has “...
Marc Greenstein, D.O.