ANTEGRADE COLLAGEN INJECTION FOR STRESS-INCONTINENCE AFTER RADICAL PROSTATECTOMY - TECHNIQUE AND EARLY RESULTS

This article describes the technique and early results of antegrade co llagen injection into the bladder neck and proximal urethra of men wit h stress incontinence postprostatectomy. Twenty men underwent collagen injection under general anesthesia. Follow-up ranges from 5 to 15 mon ths, with a mean of 9.5 months. A mean of 14.5 cc of collagen was inje cted (range 5-25 cc). According to a subjective self-grading system, p reoperative and postoperative urodynamics, and pad usage before and af ter treatment, significant improvement was seen in 14 patients (70%), and subjective cure was reported by 5 (25%). Six patients (30%) had no subjective or objective improvement after the injection. The antegrad e collagen injection technique is a promising and simple method of cor recting postprostatectomy stress urinary incontinence. Further study a nd longer follow-up is necessary to determine its precise role in the treatment of men with this problem.