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Vaginal Hysterectomy
Vaginal hysterectomy (VH) is one of the oldest gynecologic operations, and its steps have remained largely unchanged since its introduction. It is the removal of the uterus entirely through the vaginal canal, without abdominal incisions.
Overview and Advantages
VH is considered the preferred minimally invasive route when feasible. Key advantages over abdominal and laparoscopic approaches include:
- Shorter return to normal activities (mean difference -9.5 days vs. abdominal hysterectomy; 95% CI -12.6 to -6.4)
- Fewer perioperative complications than laparoscopic, robotic, or abdominal approaches
- Lower cost
- No abdominal wall entry
Despite this, VH rates have declined from ~51% to ~13% of minimally invasive hysterectomies over the past decade, largely due to increased adoption of laparoscopic and robotic surgery.
- Berek & Novak's Gynecology, p. 1417-1418
Indications
VH is appropriate for most benign uterine conditions that fail conservative management:
- Uterine prolapse / pelvic organ prolapse
- Abnormal uterine bleeding (fibroids/leiomyomata, dysfunctional uterine bleeding)
- Chronic pelvic pain
- Endometriosis (without extensive cul-de-sac disease)
- Adenomyosis
- Cervical dysplasia (CIN)
- Endometrial hyperplasia
The majority of patients with benign disease meet criteria for VH; it can be completed successfully in approximately 99% of appropriately selected patients.
Patient Selection and Preoperative Assessment
The most important factor is uterine mobility, assessed by bimanual examination (or under anesthesia). Key assessment criteria:
| Factor | Favorable for Vaginal Route |
|---|
| Uterine mobility | Good descent with Valsalva or traction |
| Pubic arch | ≥90 degrees; bituberous diameter >10 cm |
| Vaginal caliber | ≥2 fingerbreadths at apex |
| Uterine size (width) | Lower uterine segment width ≤9-10 cm |
| Uterine size (overall) | Generally <16-18 week size |
Factors that are NOT contraindications:
- Prior vaginal delivery (nulliparity does not preclude VH - >90% of nulliparous patients can undergo successful VH)
- Previous cesarean section
- Previous pelvic surgery (alone)
- Obesity
Factors that complicate or preclude VH:
-
Narrow pubic arch (<90 degrees) - the single most predictive risk factor for failed VH
-
Narrow vaginal introitus
-
Adnexal mass or cul-de-sac disease (may require laparoscopy)
-
Extensive adhesions / suspected malignancy
-
Hip disease limiting leg abduction
-
Berek & Novak's Gynecology, p. 1430-1431
Surgical Technique
Positioning
- High (dorsal) lithotomy position, buttocks just over table edge
- Hip flexion >60 degrees; knee flexion 90-120 degrees
- 10-15 degree Trendelenburg aids visualization
- Padding at all pressure points to prevent nerve injury
- Foley catheter inserted
Instruments
- Weighted speculum, Heaney/Heaney-Ballantine clamps, Breisky-Navratil retractors
- Heaney needle holders, curved Mayo scissors, right-angle retractors
- Vessel-sealing devices may be used for larger uteri
Anesthesia / Hemostasis
- Paracervical block with dilute vasopressin or lidocaine with epinephrine (hydrodissection + hemostasis)
Step-by-Step Procedure (key steps are in reverse order compared to abdominal hysterectomy)
- Circumferential cervical incision - tenaculum applied to cervix; incision made at junction of vaginal epithelium and cervix
- Posterior colpotomy - posterior cul-de-sac entered sharply with curved scissors; posterior peritoneum affixed to posterior vaginal wall
- Uterosacral ligament division - clamped with curved Heaney clamps, divided, and ligated with delayed absorbable suture; tagged for later use in cuff repair and McCall culdoplasty
- Anterior dissection - bladder dissected off cervix; anterior peritoneum identified and incised; right-angle retractor placed to elevate bladder
- Cardinal ligament and uterine vessel division - serial bilateral clamping, dividing, and ligation; with each pedicle, uterus delivers further into vagina
- Cornual pedicles - round ligament, fallopian tube, and uteroovarian ligament clamped as a unit under direct visualization; uterus freed and removed
- Hemostasis check - inspect all pedicle sites
- Colpotomy closure - angle stitches first (incorporating uterosacral ligaments); remainder closed horizontally with delayed absorbable suture (running, figure-of-eight, or interrupted)
- Sabiston Textbook of Surgery, p. 2801; Campbell-Walsh Wein Urology, p. 3714; Berek & Novak's Gynecology, p. 1432
McCall Culdoplasty
At the time of closure, a McCall culdoplasty can be performed using the tagged uterosacral ligaments to support the vaginal vault and prevent future enterocele/vault prolapse.
Concurrent Procedures
- Bilateral salpingo-oophorectomy (BSO): Can be performed vaginally but should have clear indications. In women under 50, elective BSO increases long-term cardiovascular and neurologic morbidity (especially without hormone replacement).
- Opportunistic salpingectomy: Now recommended at the time of hysterectomy to reduce ovarian cancer risk (bilateral salpingectomy with ovarian conservation).
- Postoperative cystoscopy: Recommended after hysterectomy to detect unsuspected ureteral/bladder injury.
Complications
Intraoperative
| Complication | Rate |
|---|
| Hemorrhage | 1.4-2.6% |
| Bladder injury | 2.9% |
| Ureteral injury | 1.8% |
| Bowel injury | ~0.4% |
| Conversion to abdominal approach | ~0.4% |
Postoperative
| Complication | Rate |
|---|
| Unexplained fever | 7.2% (vs. 16.8% abdominal) |
| Urinary tract infection | 3.4% |
| Vaginal vault prolapse | 0.2-43% (case-control: ~0.5%) |
| Vesicovaginal fistula | <1% |
| Fallopian tube prolapse | <1% |
| Ileus | <1% |
Sexual Function
Studies generally show improvement or no change in sexual function post-hysterectomy. In one prospective series of VH patients: coital frequency improved in 44.3%, deep dyspareunia in 19.7%, achievement of orgasm in 32.8%, and overall satisfaction in 28.3%.
- Campbell-Walsh Wein Urology, p. 3714-3715
Comparison with Other Routes
| Parameter | Vaginal | Laparoscopic/Robotic | Abdominal |
|---|
| Recovery time | Short | Short | Longest |
| Cost | Lowest | Highest | Intermediate |
| Urinary tract injury | Lower | Higher (OR 2.4) | Lower |
| Abdominal incision | None | Small ports | Yes |
| Preferred route? | Yes, when feasible | When vaginal not possible | Last resort for benign disease |
Data from Cochrane review (Aarts et al., 2015) cited in Berek & Novak's Gynecology
Key Teaching Points
- VH is the preferred approach for benign hysterectomy when technically feasible.
- Uterine mobility is the single most important preoperative selection criterion.
- A narrow pubic arch (<90 degrees) is the strongest predictor of failed VH.
- Nulliparity and prior cesarean section are not contraindications.
- Steps proceed in opposite order to abdominal hysterectomy (posterior colpotomy → uterosacral ligaments → cardinal/uterine vessels → cornua).
- Opportunistic salpingectomy is now standard at the time of hysterectomy.
- Intraoperative cystoscopy should be considered to rule out urinary tract injury.