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Published in: World Journal of Urology 1/2022

Open Access 01-01-2022 | Hypospadia | Original Article

Single-stage versus staged interposition urethroplasty for glandular hypospadias with severe penile curvature: 15-year experience

Authors: Guanglun Zhou, Wanhua Xu, Jianchun Yin, Junjie Sun, Zhilin Yang, Shoulin Li

Published in: World Journal of Urology | Issue 1/2022

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Abstract

Purpose

Our study examined the benefit of an alternative interposition urethroplasty (IU) procedure for glandular hypospadias (GH) with severe penile curvature (SPC). The technique involved transecting and reconstructing the urethra to preserve the distal glandular and coronal urethra and correct the curvature. We compared procedural characteristics, outcomes, and surgical complications for the single-stage and staged IU techniques.

Methods

We retrospectively studied 44 patients with GH with SPC who underwent single-stage or staged IU between March 2005 and June 2020. Demographics, operative details, complications, and uroflometry findings were analyzed.

Results

The median age at initial surgery was 37.5 months. Ten patients underwent single-stage IU repair, and 34 patients underwent staged IU repair. The median length of the interposition neourethra was 3.2 cm (2.2–4.3). The median follow-up duration was 58 months, and the overall complication rate was 13.6%. Complications were noted in 30% (3/10) and 8.8% (3/34) of patients in the single-stage and staged IU groups, respectively (p > 0.05). Fistula formation was noted in one and three patients in the single-stage and staged groups, respectively (8.8% vs. 10%, p > 0.05). Two cases of urethral stricture were documented in the single-stage group only. No chordee recurrence or urethral diverticula was noted in any of the patients.

Conclusion

IU is a reliable and durable technique for GH with SPC. It avoided penile shortening, preserved the distal urethra, and reduced the risk of chordee recurrence. The staged IU technique had more superior outcomes compared to the single-stage IU technique.
Literature
Metadata
Title
Single-stage versus staged interposition urethroplasty for glandular hypospadias with severe penile curvature: 15-year experience
Authors
Guanglun Zhou
Wanhua Xu
Jianchun Yin
Junjie Sun
Zhilin Yang
Shoulin Li
Publication date
01-01-2022
Publisher
Springer Berlin Heidelberg
Published in
World Journal of Urology / Issue 1/2022
Print ISSN: 0724-4983
Electronic ISSN: 1433-8726
DOI
https://doi.org/10.1007/s00345-021-03829-9

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