Prostate Cancer Symptoms Download Treatment Guide here: Prostate cancer usually does not cause symptoms in the beginning stages. By the time symptoms do occur, the disease may have spread beyond the prostate. Symptoms of prostate cancer may include the following: urinary problems, such as not being able to urinate, having a hard time starting or stopping the flow of urine, needing to urinate often, especially at night, weak flow of urine, urine flow that starts and stops, pain or burning during urination, difficulty having an erection, blood in the urine or semen, and/or frequent pain in the lower back, hips, or upper thighs. The "Prostate Cancer Treatment" report includes a review of possible signs and symptoms (such as weak flow of urine or painful ejactulation); descriptions of the various tests used for diagnosis (including digital rectal exam and prostate-specific antigen test); an explanation of the various stages of prostate cancer (Stages I, II, III, and IV); an overview of treatment options (including watchful waiting, surgery, and radation therapy); and also includes 10 pages of related medical terminology (to help you understand what your medical provider is talking about.