 [ Symptoms ] does semen get infected and cause buring sensation when you urinate  i do suffer from erectile dysfunction i am now diagnosed with chronic prostatitis it is over a year now all tests are in the negative but my problem still persists the day i masturbate the next day i have this burning sensation when i urinate i get a ticklish feeling in my anus and tip of my penis [ Disease ] i am surprised at the fact that you have all these diagnosis and test results but have not been treated for the symptoms it may just be a urinary tract infection i would revisit the dr who gave you this imformation and results from your test and tell him or her that the problem still persist