have identified a novel late complication that can result from endoscopic injections of collagen for pediatric urinary incontinence—calcifications of the bladder neck or urethra. Although ...

All patients had increased postvoid residual urine volume or abnormal uroflowmetry suggestive of bladder neck dysfunction. Patients received tamsulosin daily for a median period of 10 months ...

A modified bladder-neck reconstruction to gain urinary continence is reportedly required in 15-90% of patients, with 5-10% requiring both bladder augmentation and bladder-neck reconstruction.