by itself in isolated cause does not cause the above symptoms unless compounded by other congestive or indirect effects.
You have neglected a very important issue when you were 25 years old, anyway now that you are presently having symptoms - causes in the Urogenital tract need to be explored by other investigations as well, along with a complete STD
Blood examinations, Urine tests etc also needs review.
Consult a physician immediately, rather than pondering the cause. And do not attempt to do the Prostate
examination yourself - it needs a technique that would be known only by a qualified physician.