If a patient has an existing condition involving the below, then he/she is ineligible for Thermaspec treatment.Neurogenic bladderBladder CalculiPacemaker, ArrhythmiaT.I (recent)Metal implant in the urethraAnti-coagulant treatmentSymptoms of prostate cancerUrethral strictureUrination problem of patient caused by something besides benign prostate hyperplasiaUntreated infection on urine pathKidney malfunction (Serum, Creatinine 2mg/dl or over)Patient with catheter in urethra, because of urination problemsExternal prostate lobe