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Pelvic Fracture Urethral Distraction Defects in Preschool Boys: How to Recognize and Manage?
Lin Wang1, Jiasheng Chen1, Rong Lv1
1Department of Urology, Shanghai Jiaotong University Affiliated Sixth People's Hospital, Shanghai, China; Shanghai Eastern Institute of Urologic Reconstruction, Shanghai, China.
Insights
Pelvic fracture urethral distraction defects (PFUDD) in young boys can be successfully treated with transperineal anastomotic urethroplasty. This technique achieved a 100% success rate in a small cohort, offering a promising solution for this challenging condition.
Area of Science:
- Pediatric Urology
- Trauma Surgery
- Reconstructive Urology
Background:
- Pelvic fracture urethral distraction defect (PFUDD) in preschool boys is a rare and challenging condition.
- Management requires specialized surgical expertise to restore urethral continuity and function.
Purpose of the Study:
- To report cases of PFUDD in preschool boys.
- To evaluate the efficacy of transperineal anastomotic urethroplasty for treating PFUDD in this age group.
Main Methods:
- Retrospective review of 8 preschool boys (<6 years) with PFUDD treated between 2010 and 2021.
- All patients underwent transperineal anastomotic urethroplasty, with a minimum 3-month interval post-trauma or failed intervention.
- One case involved combined urethroplasty and urethrorectal fistula repair.
Main Results:
- A 100% success rate was achieved in all 8 patients, defined by restored urethral patency and continuity without further intervention.
- No recurrence of stenosis or urinary fistulas were observed during a median follow-up of 65 months (range 3-135 months).
- One patient experienced stress urinary incontinence during high-intensity exercise; potency could not be assessed due to age.
Conclusions:
- Transperineal anastomotic urethroplasty is a highly effective strategy for managing PFUDD in preschool boys.
- This approach offers a high success rate and favorable outcomes, addressing a significant challenge in pediatric reconstructive urology.
Objective:
To share the cases of pelvic fracture urethral distraction defect (PFUDD) in preschool boys and evaluate the transperineal anastomotic urethroplasty strategy for the treatment of these cases.
Materials And Methods:
Between January 2010 and May 2021, 8 preschool boys (<6 years) with PFUDD underwent the transperineal anastomotic urethroplasty in our center were retrospectively reviewed. Etiology was traumatic pelvic fracture in all boys. The type of trauma included: fall injury in 1 and vehicle crush injury in 7. Urethroplasty was performed at least 3 months after initial trauma or the last failed intervention. One of them suffered from PFUDD associated with urethrorectal fistula received urethroplasty combined with fistula repair. A successful urethroplasty was defined as restoring the patency and continuity of urethra and no further interventions were needed.
Results:
Follow-up was obtained in all the 8 preschool boys for 3-135 (median: 65) months. The average age was 4.1 years old (range 1-5). After operation, the final success rate was 100%. Neither stenosis recurrence nor urinary fistulas were reported during follow-up. Of the 8 boys, 1 developed urinary incontinence, only occurring after high-intensity exercise such as running. Potency state could not be evaluated for all boys due to the young age. One boy reported having normal morning erection after a follow-up of 135 months.
Conclusion:
PFUDD in preschool boys is a challenge for both the urologist and parent. Our study preliminarily confirmed that the progressive anastomotic urethroplasty strategy can ensure a high success rate.
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