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Redo Hypospadias Repair in Adolescents and Adults

Adults and adolescents who present with stricture, fistula, persistent curvature, hair-bearing neourethra, or incompletely corrected hypospadias after one or more childhood operations are often described as the adult "hypospadias cripple."[1] For the full clinical picture of this population — epidemiology, presenting complaints, decision framework, and outcome statistics by series — see Hypospadias & Epispadias, which this page does not repeat. This page is the operative companion: it summarizes the primary childhood techniques only as background for what was done, then covers evaluation, technique, and graft or flap choice specific to reoperation.

For the staged free-graft technique that dominates adult redo reconstruction, see Bracka Two-Stage Urethroplasty. For buccal mucosa graft harvest and biology, see Buccal Mucosa Graft. For curvature evaluation and plication/corporoplasty technique, see Congenital Penile Curvature and Tunica Plication.

Background: Why These Patients Return​

Childhood hypospadias repair uses one of a small set of techniques selected mainly by meatal location, curvature, and urethral plate quality: meatal advancement and glanuloplasty (MAGPI) for the most distal, minimally curved variants; tubularized incised plate repair (TIP), with or without a dorsal inlay graft (G-TIP), for distal and many proximal cases with a usable plate; an onlay island flap when the plate is preserved but needs lateral augmentation; and staged reconstruction with a free graft (preputial skin or buccal mucosa), placed at a first operation and tubularized at a second, when the plate must be transected for severe curvature or is otherwise unusable.[2] These techniques, and the current pediatric selection logic between them, are described on Hypospadias & Epispadias; they are named here only so the reconstructive surgeon evaluating an adult can read an old operative note.

Each of these primary techniques carries its own recognized mode of later failure:

  • Reoperation after single-stage proximal repair. In a single-institution 10-year series of 140 boys with proximal hypospadias, reoperation rates were 52.6% after TIP and 52.1% after dorsal-inlay-graft TIP, compared with 28% after staged preputial repair, even though the staged group was selected for the most severe curvature and the worst plates.[3] Recurrence of ventral curvature after TIP and dorsal-inlay-graft TIP was described in the same series as a significant, under-recognized complication in its own right, separate from fistula or stricture.[3]
  • Fistula after TIP versus dorsal-inlay-graft TIP. A pediatric systematic review and meta-analysis of two randomized and four observational studies (TIP in 350 patients, dorsal-inlay-graft TIP in 267) found urethrocutaneous fistula in 9.4% versus 4.9%, a difference that did not reach statistical significance in pooled analysis; the review also found no significant pooled difference in meatal/urethral stenosis, wound dehiscence, or total complications between the two techniques.[4] These are pediatric primary-repair figures, not an adult redo complication rate.
  • Graft contracture after staged repair. A first-stage free graft can contract before tubularization, narrowing the eventual neourethral plate. In a single-center paired-measurement series spanning seven years, the chapter authors reported graft contraction of 50% or more, sufficient to require revision, in roughly 1 of 7 staged preputial-graft repairs (of 184) versus roughly 1 of 70 repairs (of 114) using a modified three-stage technique with earlier curvature correction and later graft placement; this is the authors' own single-center experience without an independent comparative study, not a validated technique-superiority claim.[5]

A multicenter series of 1,176 patients evaluated for failed hypospadias repair (mean age 31) found that most required either a repeat one-stage repair (64.6%) or a staged approach (35.4%), and that 88.1% eventually reached a successful outcome only after completion of all secondary procedures — underscoring that a redo plan should anticipate more than one operation from the outset.[6]

Preoperative Evaluation​

The general adult hypospadias evaluation (history of prior operations, penile examination, erection-time curvature assessment, uroflowmetry and PVR, RUG/VCUG, cystourethroscopy, sonourethrography, and urine culture) is covered on Hypospadias & Epispadias and is not repeated here. One intraoperative point specific to proximal hypospadias deserves separate emphasis: an enlarged prostatic utricle, more common with increasing hypospadias severity, can divert a blindly passed urethral catheter into the utricle rather than the bladder.[7] Attempting catheter passage before beginning the repair, rather than assuming it will pass, lets this be identified and addressed before the operative field is committed. When the catheter will not reliably reach the bladder, a guidewire placed cystoscopically into the bladder, with the catheter passed over it, is a described bailout.[7]

Staged Versus Single-Stage Revision​

The decision between staged and single-stage reoperation follows the same variables used in adult primary repair — meatal location, curvature severity, plate availability, and tissue quality — but reoperative scarring shifts the balance toward staging more often than in a virgin field.[6][8] The full comparative adult literature (Morrison, Verla, Aldamanhori, and the risk escalation with each additional prior operation) is summarized on Hypospadias & Epispadias. In practice:

  • Isolated distal complication (a single fistula or short distal stricture in an otherwise adequate reconstruction) is usually amenable to one-stage distal repair.
  • Longer or more complex reoperative disease (stricture with poor plate, hair-bearing neourethra, lichen sclerosus, or combined curvature and urethral disease) is usually staged, with buccal mucosa as the preferred graft; technique is detailed on Bracka Two-Stage Urethroplasty.
  • Multiply failed repair, severe scarring, or patient preference to avoid further penile reconstruction is a legitimate indication for perineal urethrostomy as definitive management rather than another attempt at penile urethral reconstruction.

Persistent or Recurrent Curvature​

Curvature can persist after an inadequate first correction or recur years later as the penis undergoes pubertal growth, independent of any urethral problem. In a series of 59 adolescents and young adults (ages 14-21) presenting with recurrent curvature after childhood hypospadias repair (the index repairs were TIP with dorsal plication in 28, Thiersch-Duplay urethroplasty with Nesbit repair in 9, preputial mucosal island onlay with Nesbit repair in 6, and two-stage repair with ventral dermal graft in 3; 13 had been repaired elsewhere with records unavailable), surgical correction was distributed across three approaches by degree of curvature after skin degloving:[9]

Approach usedPatientsBasis for selection
One-stage dorsal plication with skin detethering32Mild-to-moderate recurrent curvature correctable by shortening the convex (dorsal) side
One-stage urethral mobilization with corporal or dermal grafting12More severe curvature requiring ventral lengthening rather than dorsal shortening alone
Staged corporal/dermal graft followed by tubularization 8-12 months later15Severe curvature combined with urethral fistula or plate inadequate to carry a one-stage repair (11 of the 59 patients also had a urethral fistula, repaired concomitantly)

Of the 55 patients with 6-48 months of follow-up (median 30 months), 53 healed without complication and 2 had wound breakdown with scarring that left mild recurrent curvature, less severe than before surgery. Twenty-eight of the 59 total patients reported satisfactory sexual activity, and no patient who received a corporal or dermal graft reported a new erectile abnormality.[9] The authors attributed recurrence to peri-urethral and skin fibrosis, or to disproportionate growth of a hypoplastic ventral corporal wall or reconstructed urethra, and recommended following boys with proximal hypospadias repair through puberty rather than assuming an initially good childhood result will persist.[9] For plication and corporoplasty technique detail, suture material, and outcome series by name, see Tunica Plication, which includes congenital-curvature-specific outcome data.

A Single-Stage Option for Severe, Minimally Treated Adult Disease​

Most reoperative literature favors staging once the plate must be transected for severe curvature. A single-stage alternative has been proposed specifically for adults with penoscrotal hypospadias and severe curvature who present with little or no prior surgery and healthy, unscarred prepuce — a population distinct from the heavily reoperated hypospadias cripple, but one the reconstructive urologist occasionally encounters (neglected congenital hypospadias, or a patient who declines a multistage plan). As described by the chapter authors:[10]

  1. Tethering and scar are released and curvature reassessed intraoperatively.
  2. The urethral plate is divided at the corona if curvature cannot otherwise be corrected.
  3. A vascularized preputial flap, raised on its dartos pedicle, is rotated to form the urethral tube — a pedicled flap, not a free graft, carries the neourethra, which distinguishes this operation from single-stage tubularized free-graft urethroplasty.
  4. If curvature persists, a ventral corporotomy is performed and the corporal defect patched with a buccal mucosa graft sized slightly larger than the defect.
  5. The native-plate-to-flap anastomosis is kept broad, the tube suture line is placed dorsally toward the corpora, and dorsal shaft manipulation is avoided after plate transection, to protect the glans blood supply.

The chapter authors describe the pedicled flap being tubularized over a 14 Fr catheter to a reported tube width of approximately 25 Fr, with the buccal graft patch deliberately oversized; no cohort, complication rate, or follow-up is given for this specific operation, and it has not been compared with staged repair in a controlled study.[10] It should be presented to patients as a described single-stage option for a specific, narrow scenario, not as an established alternative to staged buccal mucosa graft urethroplasty for the general reoperative population.

Coverage and Graft Selection​

Buccal mucosa is the preferred graft material in reoperative reconstruction; skin grafts have been associated with higher stricture recurrence in complex cohorts, and well-vascularized coverage of the suture line (dartos, tunica vaginalis, or local fascia) is used whenever local anatomy allows. These points, along with the comparative adult graft-material data, are covered on Hypospadias & Epispadias and on Bracka Two-Stage Urethroplasty; they are not repeated here.

See Also​

References​

1. Ching CB, Wood HM, Ross JH, Gao T, Angermeier KW. The Cleveland Clinic experience with adult hypospadias patients undergoing repair: their presentation and a new classification system. BJU Int. 2011;107(7):1142-1146. doi:10.1111/j.1464-410X.2010.09693.x

2. Snodgrass W, Bush N. What adults teach urologists about hypospadias. Urol Clin North Am. 2023;50(3):447-453. doi:10.1016/j.ucl.2023.04.005

3. Pippi Salle JL, Sayed S, Salle A, et al. Proximal hypospadias: a persistent challenge. Single institution outcome analysis of three surgical techniques over a 10-year period. J Pediatr Urol. 2016;12(1):28.e1-7. doi:10.1016/j.jpurol.2015.06.011

4. Alshafei A, Cascio S, Boland F, O'Shea N, Hickey A, Quinn F. Comparing the outcomes of tubularized incised plate urethroplasty and dorsal inlay graft urethroplasty in children with hypospadias: a systematic review and meta-analysis. J Pediatr Urol. 2020;16(2):154-161. doi:10.1016/j.jpurol.2020.01.009

5. Snodgrass W, Bush NC. STAC repair for hypospadias with 30° or more curvature. In: Smith JA Jr, Dmochowski RR, Thomas JC, Preminger GM, eds. Hinman's Atlas of Urologic Surgery. 5th ed. Elsevier; 2025:1005-1011.

6. Aldamanhori RB, Osman NI, Inman RD, Chapple CR. Contemporary outcomes of hypospadias retrieval surgery in adults. BJU Int. 2018;122(4):673-679. doi:10.1111/bju.14355

7. Ross JH. Complex hypospadias repair. In: Montague DK, Gill IS, Angermeier KW, Ross JH, eds. Textbook of Reconstructive Urologic Surgery. Informa Healthcare; 2008:419-425.

8. Morrison CD, Cina DP, Gonzalez CM, Hofer MD. Surgical approaches and long-term outcomes in adults with complex reoperative hypospadias repair. J Urol. 2018;199(5):1296-1301. doi:10.1016/j.juro.2017.11.078

9. Abosena W, Talab SS, Hanna MK. Recurrent chordee in 59 adolescents and young adults following childhood hypospadias repair. J Pediatr Urol. 2020;16(2):162.e1-162.e5. doi:10.1016/j.jpurol.2019.11.013

10. Joshi PM, Abbas TO. Single-stage approach for proximal hypospadias. In: Joshi PM, Aubé-Peterkin M, Kulkarni SB, Datar G, eds. Surgical Atlas of Urethroplasty. Springer; 2024:223-229.