Effectiveness of Sympathetic Plexus Block on Male Pelvic Pain (Prostatitis, Prostatodynia)

Inclusion Criteria: * Men with Chronic Pelvic Pain Syndrome who, for the past year, have not responded to standard pain treatment modalities. Exclusion Criteria: * Urinary tract infection with common pathogens * Treatment for prostate, bladder, renal, or other urinary malignancies. * Back pain or rectal pain only * Psychotic or suicidal men * Post-surgical pain * Pain from another source in genital the tract such as kidney stones or neoplasm * Having had radiation therapy * History of genitourinary tuberculosis * Neurological abnormalities such as stroke, brain tumors, spinal tumors, spinal cord injury and Parkinson's or Alzheimer's disease. * Drug allergies * Use of any drugs, such as antihypertensives, that would interfere with biochemical and electrodiagnostic tests. * Bleeding and clotting disorders such as factor deficiencies or anticoagulant drug use.