third stage of prostate cancer. the tumor is big and located in prostate and developed into seminal vesicles

anatomy benign bladder body bulbar cancer capsule chronic diagnosis disease duct ejaculatory enlarged enlargement gland glands health human hyperplasia hypertrophy illustration infertility male man medical medicine men normal organ prostate prostatic prostatitis reproduction reproductive scheme science seminal sphincter sponge stage system third tract tumor urethra urinary urination urine urology vector vesicles