Prophylactic urethrectomy is also performed in patients at high risk for recurrence, and is usually advocated for men with TCC of the prostatic stroma.
Moving inward, the next section is the central zone which contains about 25% of the glandular tissue as well as the ejaculatory ducts that join with the prostatic urethra.
Smooth muscles in the prostate contract and push the prostatic fluid into the urethra where it joins the sperm as well as the semen which is the fluid that comes from the seminal vesicles.