Going to the GP Worry helps no-one. Whatever your symptoms, it is vital that you go to the doctor. Your GP will ask you about worries and symptoms. The GP may do some tests, such as: PSA test (blood test for prostate specific antigen) A digital rectal examination (DRE) Other tests (urine or blood) After the GP has got the results (a few days later), the GP will talk to you again. If you have a prostate problem, the doctor will arrange an appointment at the hospital.