transurethral resection of the prostate

turp prostate resectoscope bph benign hyperplasia transurethral resection cystoscopy stone transrectal gland urology ultrasound compressed cystoscope operation surgery symptom enlarged noncancerous disease excess tissue urination infection prostatic surgical lumen catheter procedure cutting difficult peeing urological electrocautery treatment tunnel canal pee ureter ureteral healthcare tube treat swollen examination inject insertion vector