Related Experiment Videos
Urethral stricture in children: treatment by urethroplasty with bladder mucosa graft
G Monfort1, D Bretheau, V Di Benedetto
1Department of Pediatric Urology, Hopital d'Enfants de la Timone, Marseille, France.
Insights
Bladder mucosa grafts offer a successful surgical option for pediatric urethral strictures when other treatments fail. This technique reconstructs the urethra, providing a viable alternative for complex cases.
Area of Science:
- Pediatric Urology
- Reconstructive Surgery
- Grafting Techniques
Background:
- Urethral strictures in children are uncommon but can necessitate surgical intervention.
- Urethroplasty is often required after failed dilations or urethrotomies.
- Previous studies have shown success with bladder mucosa grafts for hypospadias repair.
Purpose of the Study:
- To evaluate the efficacy of bladder mucosa grafts in treating acquired urethral strictures in children.
- To describe the surgical experience and outcomes of using bladder mucosa for urethroplasty.
Main Methods:
- A retrospective review of 8 pediatric patients with acquired urethral strictures.
- Exclusion of strictures secondary to hypospadias repair.
- Application of bladder mucosa as onlay, patch, or tubularized grafts during urethroplasty.
Main Results:
- Successful urethroplasty using bladder mucosa grafts in 7 out of 8 patients.
- One patient required dilation for secondary stenosis after a tubularized graft, which was successfully treated.
- No complications were detailed for the successful onlay/patch grafts.
Conclusions:
- Bladder mucosa grafts are a successful option for pediatric urethroplasty in acquired urethral strictures.
- Onlay or patch grafting techniques with bladder mucosa demonstrate high success rates.
- Further investigation may be warranted for tubularized grafts in this pediatric population.
Abstract:
Urethral strictures in children, which are not frequent, often require urethroplasty when dilations and/ or urethrotomies have failed. A bladder mucosa graft was used successfully for urethral reconstruction to treat posterior hypospadias. We describe our experience with a bladder mucosa graft during urethroplasty for acquired urethral strictures in 8 children. Urethral strictures secondary to the treatment of hypospadias were excluded. Bladder mucosa was used successfully as an onlay or patch graft urethroplasty in 7 patients. One patient had a tubularized graft with secondary stenosis treated successfully by dilation.