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Zero-Depth / Shallow-Depth Vulvoplasty (Gender-Confirming Vulvoplasty)

Zero-depth vulvoplasty (also termed shallow-depth vaginoplasty, minimal-depth vaginoplasty, or gender-confirming vulvoplasty) is a feminizing genital gender-affirming surgery that creates the external appearance of female genitalia — vulva, clitoris, clitoral hood, labia majora, labia minora, and urethral meatus — without creation of a neovaginal canal.[1][2] It is increasingly recognized as a standard surgical option alongside full-depth vaginoplasty (FDV) and is associated with high satisfaction, lower complication risk, shorter recovery, and no requirement for lifelong vaginal dilation.[2][3]

This is the dedicated atlas page. For the cohort-level decision framework and treatment database, see Feminizing Gender-Affirming Surgery. For the clinical-conditions overview, see Feminizing Procedures.

Definition and Terminology​

The nomenclature remains unstandardized. Terms used interchangeably include zero-depth vaginoplasty, shallow-depth vaginoplasty (SDV), minimal-depth vaginoplasty, and gender-confirming vulvoplasty (GCV).[2][4] Some techniques create a small dimpled introitus (a shallow vestibular depression) rather than a completely flat closure — the distinction between "shallow-depth" and truly "zero-depth" approaches.[2] A WPATH-affiliated practitioner survey identified a lack of standardized terminology and surgical techniques for this procedure.[4]

Indications and Patient Selection​

Vulvoplasty is chosen for two broad categories of reasons:

  • Patient preference (majority of cases). In the largest reported series, 63% of patients chose vulvoplasty despite having no contraindications to full-depth vaginoplasty.[1] Common motivations:
    • No desire for receptive vaginal penetration (59% in the Dutch series)[3]
    • Sexual preference toward feminine-identifying partners (35%)[3]
    • Aversion to lifelong vaginal dilation and douching (54% in a Danish survey)[5]
    • Perception of lower surgical risk (71% in the Danish survey)[5]
    • Negative past sexual experiences (24%)[3]
  • Surgeon recommendation due to medical risk factors (~37%): prior pelvic radiation, high BMI, advanced age, significant medical comorbidities, or insufficient donor tissue for canal creation.[1][3]

Patients choosing vulvoplasty tend to be older and have higher BMI than those seeking full-depth vaginoplasty.[1][2] In one cohort, nearly all SDV patients met at least one of: age ≥ 40, exclusively feminine-identifying partners, or significant aversion to long-term dilation.[2]

Surgical Technique​

The procedure shares many steps with penile-inversion vaginoplasty but omits dissection of a neovaginal canal between the bladder and rectum:[2][6]

  1. Orchiectomy with ligation of the spermatic cords.
  2. Penectomy with preservation of the dorsal neurovascular bundle of the glans penis for neoclitoral construction.
  3. Clitoroplasty. The glans penis is reduced and repositioned as a sensate neoclitoris, preserving the dorsal neurovascular pedicle.[7][8]
  4. Clitoral hood and labia minora. Preputial or distal penile shaft skin is used for the clitoral hood and medial labia minora; proximal penile shaft skin forms the lateral surface. Horizontal mattress quilting sutures define the labia minora as distinct subunits.[7]
  5. Labia majora. Constructed from scrotal skin, pulled inferiorly and medially toward the perineum. Excess defatting should be avoided as initial edema often resolves with time.[7]
  6. Urethral shortening and repositioning. The urethra is shortened and spatulated to create a downward-directed feminine stream.
  7. Introitus. In the shallow-depth technique, a small dimpled introitus is created without dissecting a canal. In truly zero-depth approaches, the perineal skin is closed flat.[2]
  8. No vaginal canal dissection is performed, which eliminates the risk of rectal injury, rectovaginal fistula, and the need for postoperative dilation.[2][9]

Advantages Over Full-Depth Vaginoplasty​

  • No lifelong dilation requirement — a major factor for many patients[2][11]
  • Shorter operative time and reduced surgical complexity[12]
  • Lower risk of major complications including rectal injury, rectovaginal fistula, and vaginal canal stenosis[2][9]
  • Shorter recovery period[2]
  • No need for vaginal douching[2]
  • Preserved ability for clitoral orgasm and external sexual function[13]

Complications​

While generally lower-risk than FDV, complications do occur:

ComplicationFrequencyManagementReferences
Urinary spraying / stream abnormalityMost common (82% of SDV complications requiring reoperation)Surgical revision[1]
Wound dehiscence~18% (minor)Conservative[2]
Meatal stenosis~12%Surgical correction[2]
Granulation tissue~10%Silver nitrate or excision[3]
UTI~14%Oral antibiotics[2][3]
Remnant corpus spongiosumRareSurgical excision[2]

In the Dutch series, 65% of vulvoplasty patients had an uncomplicated course.[3] In a multidisciplinary program, the 30-day complication rate for vulvoplasty was 57%, but 92% of complications were Clavien–Dindo grade I or II (minor).[14] In the largest SDV cohort, 27% required additional surgeries, predominantly for urinary spraying.[2]

Patient Satisfaction and Functional Outcomes​

Satisfaction data are consistently high:

  • 93% satisfaction with surgery and decision in the first reported vulvoplasty series[1]
  • 100% satisfaction (8.2 ± 0.9 of 10) in the Dutch cohort with available follow-up[3]
  • 86% would choose SDV again; the 14% who would choose FDV instead cited new interest in receptive intercourse after finding masculine-identifying partners postoperatively[2]
  • 90% of patients reported ability to orgasm within 6 months of feminizing genital surgery (combined vulvoplasty + vaginoplasty cohort). Inability to orgasm was associated with older age and medical comorbidities rather than procedure type per se.[13]

Patients prioritized long-term outcomes (no dilation, comparable appearance, sexual function) over short-term risk factors when choosing SDV.[2]

Vulvoplasty represents a growing but still minority proportion of feminizing genital surgeries. In one U.S. center, 32% (35/110) of patients undergoing primary feminizing genital surgery chose SDV.[2] In another program, vulvoplasty accounted for 27% (21/77) of procedures.[14] Approximately 8% of consultations resulted in vulvoplasty requests in an early series.[1] A Danish survey found 26% of respondents preferred vulvoplasty over vaginoplasty.[5] The GenderCOS project notes that shallow- or no-depth vulvoplasty is becoming more common as individualized treatment goals are more widely discussed.[11]

Conversion to Full-Depth Vaginoplasty​

A key preoperative counseling point is whether future conversion to full-depth vaginoplasty is possible. The procedure preserves penile and scrotal skin that could theoretically be used for future canal creation; however, conversion typically requires alternative tissue sources (peritoneal flaps, intestinal grafts) because some donor tissue is consumed in the primary vulvoplasty.[6][9] Patients should be counseled that while conversion may be technically feasible, it is a more complex secondary procedure than a primary vaginoplasty.

Postoperative Care​

Compared to full-depth vaginoplasty, postoperative care is substantially simplified:[2][6]

  • No vaginal dilation required — eliminating the most burdensome aspect of post-vaginoplasty care
  • Standard wound care with sitz baths
  • Foley catheter for approximately 5–7 days
  • Activity restrictions for several weeks
  • Surgeon follow-up regularly during the first year; routine follow-up beyond the first year is typically not required[6]
  • Lifelong hormone therapy (estradiol) after gonadectomy to prevent osteoporosis and other sequelae of hypogonadism[6][10]
  • Prostate screening remains relevant; the approach to prostate examination differs in vulvoplasty-only patients compared with those with a vaginal canal[6]

Practitioner Attitudes​

A WPATH-affiliated practitioner survey found divergent attitudes: among surgeons, 41.7% had performed vulvoplasty, with "patient request" the most common reason for recommending it. Notable uncertainty existed regarding vulvoplasty in patients aged 18–21, with surgeons more polarized (either agreeing or rejecting) while non-surgeon practitioners were more often "unsure."[4]

Evidence Limitations​

The current evidence base consists primarily of single-center retrospective case series with small sample sizes, short follow-up, and non-validated outcome measures.[2][3][11] There is a recognized need for prospective studies with validated patient-reported outcome measures, long-term follow-up, and standardized outcome reporting.[11]

References​

1. Jiang D, Witten J, Berli J, Dugi D. Does depth matter? Factors affecting choice of vulvoplasty over vaginoplasty as gender-affirming genital surgery for transgender women. J Sex Med. 2018;15(6):902–906. doi:10.1016/j.jsxm.2018.03.085

2. Stelmar J, Smith SM, Lee G, Zaliznyak M, Garcia MM. Shallow-depth vaginoplasty: preoperative goals, postoperative satisfaction, and why shallow-depth vaginoplasty should be offered as a standard feminizing genital gender-affirming surgery option. J Sex Med. 2023;20(11):1333–1343. doi:10.1093/jsxmed/qdad111

3. van der Sluis WB, Steensma TD, Timmermans FW, et al. Gender-confirming vulvoplasty in transgender women in the Netherlands: incidence, motivation analysis, and surgical outcomes. J Sex Med. 2020;17(8):1566–1573. doi:10.1016/j.jsxm.2020.04.007

4. Milrod C, Monto M, Karasic DH. Recommending or rejecting "the dimple": WPATH-affiliated medical professionals' experiences and attitudes toward gender-confirming vulvoplasty in transgender women. J Sex Med. 2019;16(4):586–595. doi:10.1016/j.jsxm.2019.01.316

5. Aaen EK, Kesmodel US, Pop ML, Højgaard AD. Requests for vulvoplasty as gender-affirming surgery: a cross-sectional study in Denmark. J Sex Med. 2024;21(3):262–269. doi:10.1093/jsxmed/qdae003

6. Jackson Q, Yedlinsky NT, Gray M. Lifelong care of patients after gender-affirming surgery. Am Fam Physician. 2024;109(6):560–565.

7. Dy GW, Kaoutzanis C, Zhao L, Bluebond-Langner R. Technical refinements of vulvar reconstruction in gender-affirming surgery. Plast Reconstr Surg. 2020;145(5):984e–987e. doi:10.1097/PRS.0000000000006796

8. Committee on Gynecologic Practice and Committee on Health Care for Underserved Women. Health care for transgender and gender diverse individuals: ACOG Committee Opinion, Number 823. Obstet Gynecol. 2021;137(3):e75–e88. doi:10.1097/AOG.0000000000004294

9. Morrison SD, Claes K, Morris MP, et al. Principles and outcomes of gender-affirming vaginoplasty. Nat Rev Urol. 2023;20(5):308–322. doi:10.1038/s41585-022-00705-y

10. Safer JD, Tangpricha V. Care of transgender persons. N Engl J Med. 2019;381(25):2451–2460. doi:10.1056/NEJMcp1903650

11. Vallinga MS, Roijer PJ, Pidgeon TE, et al. The core outcome set for studies on feminizing genital gender-affirming surgery: findings from the GenderCOS project. EClinicalMedicine. 2025;85:103323. doi:10.1016/j.eclinm.2025.103323

12. Ferrando CA. Adverse events associated with gender affirming vaginoplasty surgery. Am J Obstet Gynecol. 2020;223(2):267.e1–267.e6. doi:10.1016/j.ajog.2020.05.033

13. Rahman S, Ferrando CA. Clitoral sensation and report of orgasm following vulvoplasty and vaginoplasty surgery in transgender women. J Sex Med. 2025:qdaf290. doi:10.1093/jsxmed/qdaf290

14. Blickensderfer K, McCormick B, Myers J, et al. Gender-affirming vaginoplasty and vulvoplasty: an initial experience. Urology. 2023;176:232–236. doi:10.1016/j.urology.2023.03.002