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Published on: November 6, 2019
Effect of anesthesia for hypospadias repair on perioperative complications
William M Splinter1, Jarmila Kim1, Alexa M Kim1
1Department of Anesthesiology and Pain Medicine, University of Ottawa and Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.
Insights
Caudal anesthesia does not significantly increase surgical complications in pediatric hypospadias repair. Surgical technique and hypospadias type are key factors influencing outcomes, not the anesthesia method used.
Area of Science:
- Pediatric Surgery
- Anesthesiology
- Urology
Background:
- Previous studies suggested caudal anesthesia may increase surgical complications in pediatric hypospadias repair.
- This concern prompted an investigation into anesthesia's role in postoperative outcomes.
Purpose of the Study:
- To evaluate the impact of caudal anesthesia versus other anesthesia methods on complications after hypospadias repair.
- To determine if anesthesia technique influences surgical outcomes in pediatric hypospadias surgery.
Main Methods:
- Retrospective cohort study of 764 children undergoing hypospadias repair (1991-2017).
- Analysis compared complication rates among patients receiving caudal block, penile block, or general anesthesia only.
- Health records were reviewed for postoperative surgical complications.
Main Results:
- Overall and surgical complication rates were similar across anesthesia groups (caudal: 28%, penile block: 31%, general anesthesia: 27%).
- Fistula rates were 10% (caudal), 6% (penile block), 0% (general anesthesia); stricture rates were 8% (caudal), 7% (penile block), 20% (general anesthesia).
- Hypospadias type and surgical technique were significant predictors of postoperative complications.
Conclusions:
- Anesthesia technique has a minimal impact on complications following hypospadias repair.
- Surgical factors, including technique and hypospadias type, are more critical in predicting outcomes.
- Current practice of utilizing various regional anesthesia techniques will be maintained.
Background:
Recent publications from the United States, India, and Korea report that children undergoing hypospadias repair with caudal regional anesthesia/analgesia could have increased postoperative surgical complications.
Aims:
The purpose of this retrospective cohort study was to assess the impact between caudal regional anesthesia, other regional anesthesia, and no regional anesthesia on complications after hypospadias repair at a tertiary care children's hospital in Ottawa, Canada, with an expectation to changing practices if a link was found.
Method:
We reviewed the health records of 827 children with hypospadias undergoing penile surgery from January 1991-June 2017. The final sample size for the analysis consisted of 764 patients and 825 procedures.
Results:
The overall complications were almost identical when considering anesthesia effects, and this similarity persisted when we assessed specifically for only surgical complications. We had 716, 94, and 15 subjects who had a caudal block, penile block, and general anesthesia only, respectively, and their complication rates were 28, 31, and 27%, respectively, and their fistula formation rates were 10, 6, and 0%, respectively, and their stricture formation rates were 8, 7, and 20%,, respectively. Hypospadias type and surgical repair technique were marked predictors of complications in the postoperative period.
Conclusion:
Anesthesia technique appears to have minor impact on complications after hypospadias repair, while surgical technique and type of hypospadias impact complications after hypospadias surgery in children. Based upon these results, we will not change our current practice of using a variety of regional anesthesia techniques for children undergoing hypospadias repair.
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