Do a ultrasound KUB,bladder trabaculations are consiquence of any bladder outlet obstruction (BOO).it can be pertaining to Prostatic enlargement ,but there are much more things ..

prostate enlargement  which is the most common  reason in ur age group should be identified and dealt in a timely  and guidelines wise manner First confirm it's enlarged Then rule out prostate cancer Benign  enlargement of prostate can be managed with medicines except in some cases... where surgery is required to remove prostate and improve urine flow