The prostate is part of the male reproductive organ contributing in the semen secretion. It is a cone-shaped glandular organ round the neck of the bladder. It has 5 lobes: anterior, posterior, two laterals and one median lobe. Any injury in the prostate will obstruct urination and ejaculation since part of the urethra (the duct that conveying urine and semen from the bladder) is surrounded by the prostate. Some diseases of prostate gland include: prostatitis: an inflammation of the tissue of the prostate gland because of bacterial infection; benign prostatic hyperplasia (BPH): a non cancerous tumor of the prostate which is caused by the enlargement of the prostate gland.