Urogynecology — MCQs

A 38-year-old woman complains of chronic pelvic pressure. Further questioning reveals chronic lower back pain, constipation, difficulty in walking, and dyspareunia. Pelvic examination shows the uterine cervix lying low within the vaginal canal but not protruding through the introitus. What is the most likely diagnosis?

Q70Medium

What is the preferred surgical treatment for ureterovaginal fistula?

Urogynecology Indian Medical PG Practice Questions and MCQs

Question 61: What is the surgery for genuine stress urinary incontinence?

A. Kelly's plication
B. Retropubic urethropexy (Correct Answer)
C. Halsted's operation
D. Spinelli's operation

Explanation: **Explanation:** **Genuine Stress Urinary Incontinence (SUI)** is defined as the involuntary leakage of urine when intra-abdominal pressure exceeds urethral closure pressure, in the absence of detrusor contraction. The primary goal of surgery is to restore the bladder neck and proximal urethra to an intra-abdominal position, allowing pressure transmission to be equalized. **Why Retropubic Urethropexy is Correct:** Retropubic urethropexy (e.g., **Burch Colposuspension**) is a gold-standard procedure for SUI. It involves attaching the paravaginal fascia to the Cooper’s ligament (iliopectineal ligament). This elevates the vesicourethral junction, providing a stable suburethral "backstop" against which the urethra can be compressed during episodes of increased intra-abdominal pressure (like coughing or sneezing). **Analysis of Incorrect Options:** * **Kelly’s Plication:** This is a vaginal procedure involving the plication of the pubocervical fascia beneath the bladder neck. While historically common, it has high failure rates and is no longer the treatment of choice for SUI. * **Halsted’s Operation:** This refers to a radical mastectomy (for breast cancer) or a specific repair for inguinal hernias. It has no role in urogynecology. * **Spinelli’s Operation:** This is a vaginal surgical technique used for the repositioning of a **chronic uterine inversion**. **High-Yield Clinical Pearls for NEET-PG:** * **Gold Standard:** Mid-urethral slings (TVT - Tension-free Vaginal Tape or TOT - Transobturator Tape) are currently the most common first-line surgical treatments for SUI. * **Burch Colposuspension:** The procedure of choice if the patient is undergoing a concurrent laparotomy for other indications. * **Q-tip Test:** A clinical test where an angle >30 degrees indicates urethral hypermobility, a key finding in SUI. * **Marshall-Marchetti-Krantz (MMK):** Another retropubic urethropexy where the periurethral tissue is sutured to the symphysis pubis periosteum (less common now due to risk of osteitis pubis).

Question 62: What is the characteristic manifestation of a uretero-vaginal fistula?

A. Overflow incontinence
B. Hydronephrosis
C. Continuous incontinence (Correct Answer)
D. Stress incontinence

Explanation: ### Explanation **Correct Answer: C. Continuous incontinence** The hallmark of a **uretero-vaginal fistula** (and vesico-vaginal fistula) is **continuous dribbling of urine**. In this condition, an abnormal communication exists between the ureter and the vagina, usually following pelvic surgeries like a radical hysterectomy. Because urine bypasses the urethral sphincter and drains directly into the vaginal vault, the patient experiences constant leakage regardless of position or activity. A key clinical feature is that the patient **continues to void normally** through the urethra (as the other ureter is intact), but still experiences constant wetness. **Analysis of Incorrect Options:** * **A. Overflow incontinence:** This occurs due to an overdistended bladder (e.g., neurogenic bladder or outlet obstruction), where the bladder pressure exceeds urethral resistance. It is not caused by a fistulous tract. * **B. Hydronephrosis:** While a uretero-vaginal fistula can be associated with ureteric stricture or injury leading to hydronephrosis, it is a **radiological finding** or a complication, not the primary "characteristic manifestation" (symptom) the patient presents with. * **D. Stress incontinence:** This is the involuntary leakage of urine during activities that increase intra-abdominal pressure (coughing, sneezing) due to urethral hypermobility or sphincter weakness, not a continuous bypass of the sphincter. **High-Yield Clinical Pearls for NEET-PG:** * **Moir’s Test (Three-swab test):** Used to differentiate VVF from uretero-vaginal fistula. Methylene blue is instilled into the bladder. * If the top swab is **blue**: Vesico-vaginal fistula (VVF). * If the top swab is **wet but clear**: Uretero-vaginal fistula (as the dye in the bladder cannot reach the ureter). * **Most common cause:** In developing countries, it is obstructed labor; in developed countries/modern gynecological practice, it is **iatrogenic injury** during pelvic surgery (e.g., hysterectomy). * **Management:** Uretero-vaginal fistulae often require surgical reimplantation (Ureteroneocystostomy).

Question 63: Genital prolapse is best repaired after how many months of childbirth?

A. 1 month
B. 2 months
C. 3 months
D. 6 months (Correct Answer)

Explanation: **Explanation:** The correct answer is **6 months (Option D)**. **Why 6 months?** Following childbirth, the pelvic floor tissues, ligaments (such as the cardinal and uterosacral ligaments), and the vaginal wall undergo significant physiological changes. During the puerperium and the months following, there is a natural process of **involution and restoration of tissue tone**. 1. **Tissue Vascularity:** Immediately postpartum, tissues are highly vascular, edematous, and friable, making surgery technically difficult and increasing the risk of hemorrhage. 2. **Spontaneous Recovery:** Many cases of mild to moderate pelvic organ prolapse (POP) improve spontaneously as the pelvic floor muscles regain strength and hormonal levels (estrogen) stabilize, especially after the cessation of exclusive breastfeeding. 3. **Surgical Integrity:** Waiting for 6 months ensures that the tissues have regained their maximum tensile strength, which is crucial for the long-term success of the repair and to prevent recurrence. **Why other options are incorrect:** * **1 & 2 Months (Options A & B):** These fall within or just after the puerperium. Tissues are still too soft and congested; surgery at this stage carries a high risk of sutures cutting through the "cheesy" tissue. * **3 Months (Option C):** While some recovery has occurred, the involution process is often incomplete, and the full extent of the permanent prolapse cannot be accurately assessed. **High-Yield Clinical Pearls for NEET-PG:** * **Initial Management:** The first-line management for postpartum prolapse is **Pelvic Floor Muscle Training (Kegel exercises)** and lifestyle modifications. * **Pessary:** If symptoms are bothersome before the 6-month mark, a ring pessary can be used as a temporary measure. * **Surgery of Choice:** For a woman who has completed her family, **Ward-Mayo’s operation** (Vaginal Hysterectomy with Pelvic Floor Repair) is commonly performed for uterovaginal prolapse. * **Rule of Thumb:** Always wait for the "involution of tissues" and "cessation of lactation" (if possible) before definitive prolapse surgery.

Question 64: Which of the following statements regarding bladder changes during pregnancy is FALSE?

A. Bladder pressure in primigravida increases from 8 cm H2O early in pregnancy to 20 cm H2O at term.
B. Absolute and functional urethral lengths are increased.
C. Bladder capacity is increased. (Correct Answer)
D. Intraurethral pressure is increased from 70 to 93 cm H2O.

Explanation: **Explanation:** The correct answer is **C (Bladder capacity is increased)**. This statement is false because, in reality, **bladder capacity decreases** during pregnancy. This reduction is primarily due to the progressive enlargement of the uterus, which exerts direct mechanical pressure on the bladder, and increased pelvic hyperemia. **Analysis of Options:** * **Option A (Correct Statement):** Bladder pressure rises significantly due to the weight of the gravid uterus. It typically increases from a baseline of ~8 cm H2O in early pregnancy to ~20 cm H2O at term. * **Option B (Correct Statement):** Both absolute and functional urethral lengths increase during pregnancy. This is a compensatory mechanism to maintain urinary continence despite the increased intra-abdominal and intra-vesical pressure. * **Option D (Correct Statement):** Maximum intraurethral pressure increases (from ~70 to ~93 cm H2O) to counteract the increased bladder pressure, helping to prevent stress incontinence. **Clinical Pearls for NEET-PG:** 1. **Frequency of Micturition:** This is a physiological hallmark of pregnancy. In the first trimester, it is due to hormonal changes and uterine enlargement; in the third trimester, it is due to the engagement of the fetal head. 2. **Trigone Changes:** The bladder trigone becomes elevated, and the posterior margin (interureteric ridge) becomes thickened due to hyperemia and hypertrophy of the bladder muscle. 3. **Ureteric Dilatation:** Progesterone causes smooth muscle relaxation, leading to physiological hydroureter and hydronephrosis (more common on the **right side** due to dextrorotation of the uterus and the cushioning effect of the sigmoid colon on the left). 4. **Glucosuria:** The GFR increases, but the tubular reabsorption of glucose does not always keep pace, leading to physiological glucosuria (which can predispose to UTIs).

Question 65: What is the most appropriate method for collecting urine for culture in a patient with a vesicovaginal fistula?

A. Suprapubic needle aspiration
B. Midstream clean catch
C. Foley's catheter (Correct Answer)
D. Sterile speculum

Explanation: **Explanation:** In a patient with a **Vesicovaginal Fistula (VVF)**, there is an abnormal communication between the bladder and the vagina. This leads to continuous dribbling of urine through the vaginal vault, making standard collection methods unreliable. **Why Foley’s Catheter is the Correct Choice:** The primary goal of urine culture is to obtain a sample free from external contamination. In VVF, urine passing through the fistula becomes contaminated by vaginal flora (e.g., Lactobacilli, Gardnerella). To bypass the fistula and the contaminated vaginal environment, a **Foley’s catheter** is inserted directly into the bladder via the urethra. This ensures the sample reflects the true microbial status of the bladder, which is essential for diagnosing a coexisting Urinary Tract Infection (UTI) before surgical repair. **Analysis of Incorrect Options:** * **Midstream Clean Catch:** This is the standard method for most patients, but in VVF, urine leaks through the fistula rather than being voided normally through the urethra, leading to heavy vaginal contamination. * **Suprapubic Needle Aspiration:** While this is the "gold standard" for obtaining a sterile sample, it is an invasive procedure. It is generally reserved for infants or cases where catheterization is impossible. It is not the first-line "most appropriate" method when catheterization is feasible. * **Sterile Speculum:** A speculum helps visualize the fistula but is not a tool for sterile urine collection. Urine collected from the vaginal pool via a speculum would be highly contaminated. **NEET-PG High-Yield Pearls:** * **Most common cause of VVF (Worldwide):** Obstructed labor (due to pressure necrosis). * **Most common cause of VVF (Developed countries/Gynae practice):** Post-hysterectomy (usually occurs 7–14 days after surgery). * **Diagnostic Test:** Three-swab test (Moir’s test) using Methylene blue dye. * **Gold Standard Investigation:** Cystoscopy (to locate the fistula relative to ureteric orifices).

Question 66: Bonney's test demonstrates which of the following?

A. Stress urinary incontinence (Correct Answer)
B. Urge incontinence
C. Overflow incontinence
D. Prolapse of the uterus

Explanation: **Explanation:** **Bonney’s Test** (also known as the Marshall-Marchetti test) is a clinical provocative test used to diagnose **Stress Urinary Incontinence (SUI)**. 1. **Mechanism of the Correct Answer:** SUI occurs due to hypermobility of the bladder neck or weakness of the urethral sphincter. During the test, the patient is asked to cough with a full bladder, which results in the leakage of urine. The clinician then places two fingers in the anterior vaginal fornix to elevate the bladder neck (without compressing the urethra) and asks the patient to cough again. If the elevation **prevents** the leakage of urine, the test is positive, confirming that the incontinence is due to the loss of the posterior urethrovesical angle (SUI). 2. **Why Incorrect Options are Wrong:** * **Urge Incontinence:** This is caused by detrusor overactivity. Physical elevation of the bladder neck does not stop the involuntary detrusor contractions. * **Overflow Incontinence:** This results from an overdistended bladder (due to obstruction or acontractile muscle). It is diagnosed by measuring high post-void residual volume, not by provocative stress tests. * **Prolapse of the Uterus:** While often associated with SUI, prolapse is diagnosed via a pelvic examination (Sims’ speculum) and graded using the POP-Q system. **NEET-PG High-Yield Pearls:** * **Q-tip Test:** Used to measure urethral hypermobility (positive if the angle is >30°). * **Gold Standard Investigation:** Urodynamic studies (Cystometry) are the gold standard for differentiating types of incontinence. * **First-line Treatment for SUI:** Pelvic floor exercises (Kegel’s). * **Surgical Gold Standard for SUI:** Mid-urethral slings (TVT - Tension-free Vaginal Tape or TOT - Transobturator Tape).

Question 67: After undergoing a partial cystectomy for carcinoma of the rectum, a 76-year-old woman develops a vesicovaginal fistula. The repair will have a higher chance of success if which of the following occurs?

A. Scar tissue is not excised.
B. The bladder wall is closed under tension.
C. Repair is performed more than 6 months after the causative operation. (Correct Answer)
D. Repair is performed within 7-14 days of the onset of symptoms.

Explanation: ### Explanation The success of a vesicovaginal fistula (VVF) repair depends primarily on the quality of the tissue and the absence of inflammation or infection. **Why Option C is Correct:** In cases of VVF resulting from extensive pelvic surgery or radiation (as seen in this patient with rectal carcinoma), the surrounding tissues undergo significant inflammation, edema, and ischemia. Waiting for **3 to 6 months** allows the inflammatory process to subside, ensures adequate revascularization of the tissue, and permits the maturation of scar tissue. Repairing a fistula in "healthy," well-perfused tissue significantly increases the success rate and reduces the risk of recurrence. **Why the Other Options are Incorrect:** * **Option A:** Successful repair requires the **excision of the fibrotic scar tissue** around the fistula tract until healthy, bleeding margins are reached to ensure proper healing. * **Option B:** The bladder wall must be closed **without tension**. Closure under tension leads to ischemia and subsequent breakdown of the repair site. * **Option D:** While "early repair" (within 7–14 days) is sometimes debated for simple obstetric or clean surgical injuries, it is generally contraindicated in complex cases involving malignancy or extensive tissue trauma, as the tissue is too friable to hold sutures. **Clinical Pearls for NEET-PG:** * **Most common cause of VVF:** In developing countries, it is **obstructed labor**; in developed countries, it is **iatrogenic (post-total abdominal hysterectomy)**. * **Diagnostic Gold Standard:** The **Three-swab test** (Moir's test) helps differentiate VVF from ureterovaginal fistula. * **Latzko’s Procedure:** A high vaginal partial colpocleisis used specifically for post-hysterectomy VVF. * **Martius Flap:** A fibro-fatty graft from the labia majora used to provide a new blood supply to the repair site in complex or recurrent VVFs.

Question 68: Baldy webster operation is done in case of:

A. Congenital prolapse
B. Retroversion of uterus (Correct Answer)
C. Inversion of uterus
D. Prolapse in females <40 years of age

Explanation: **Explanation:** The **Baldy-Webster operation** is a surgical procedure historically used for the correction of a **retroverted uterus**. **1. Why the Correct Answer is Right:** The primary goal of this operation is to bring a retroverted uterus into an anteverted position. In this procedure, the **round ligaments** are picked up, passed through an opening made in the broad ligament (under the utero-ovarian ligament), and then sutured together behind the posterior wall of the uterus. This "shortening" of the round ligaments pulls the fundus forward, maintaining it in a permanent state of anteversion. **2. Analysis of Incorrect Options:** * **A & D (Prolapse):** Uterine prolapse is managed by procedures that provide apical support (e.g., Ward-Mayo, Manchester operation, or Sacrocolpopexy). Baldy-Webster does not provide the vertical support necessary to treat descent. For prolapse in young females (<40 years), the **Fothergill’s (Manchester) operation** or **Shirodkar’s abdominal sling** are the preferred uterine-sparing surgeries. * **C (Inversion of Uterus):** Acute inversion is managed by manual replacement (Johnson’s maneuver), while chronic inversion requires surgical techniques like **O'Sullivan’s (hydrostatic)**, **Huntington’s**, or **Haultain’s** procedures. **3. Clinical Pearls for NEET-PG:** * **Gilliam’s Operation:** Another surgery for retroversion where round ligaments are brought through the internal inguinal ring and sutured to the rectus sheath. * **Indications for Retroversion Surgery:** Most cases of retroversion are physiological and asymptomatic. Surgery is only considered if it causes severe dyspareunia or is associated with endometriosis/fixed retroversion. * **High-Yield Association:** Remember **"Round Ligament = Baldy-Webster"** to quickly differentiate it from sling surgeries used in prolapse.

Question 69: A 38-year-old woman complains of chronic pelvic pressure. Further questioning reveals chronic lower back pain, constipation, difficulty in walking, and dyspareunia. Pelvic examination shows the uterine cervix lying low within the vaginal canal but not protruding through the introitus. What is the most likely diagnosis?

A. Cystocele
B. Femoral hernia
C. Rectocele
D. Uterine prolapse (Correct Answer)

Explanation: **Explanation:** The patient presents with symptoms of pelvic pressure, lower back pain, and dyspareunia, which are classic indicators of pelvic organ prolapse (POP). The definitive clinical finding is the **uterine cervix lying low within the vaginal canal**, which specifically identifies **Uterine Prolapse**. **Why Uterine Prolapse is correct:** Uterine prolapse occurs due to the weakness of the pelvic floor muscles and ligaments (primarily the cardinal and uterosacral ligaments). In this case, the cervix is descended but remains within the introitus, corresponding to **Grade 1 or 2** (depending on the specific distance from the hymen) according to the Baden-Walker or POP-Q classification systems. Chronic back pain and difficulty walking are common secondary symptoms due to the traction on the pelvic ligaments. **Why other options are incorrect:** * **Cystocele:** This is the herniation of the bladder into the anterior vaginal wall. While it causes pelvic pressure, the examination would reveal a bulge in the anterior wall rather than a low-lying cervix. * **Rectocele:** This involves the herniation of the rectum into the posterior vaginal wall. While it explains the constipation (tenesmus), it does not account for the low position of the cervix. * **Femoral Hernia:** This presents as a lump in the groin, lateral and inferior to the pubic tubercle. It does not cause cervical descent or the specific pelvic symptoms described. **NEET-PG High-Yield Pearls:** * **Primary Support of Uterus:** The **Mackenrodt’s (Cardinal) ligaments** are the chief supports. * **Classification:** The **POP-Q system** is the objective gold standard for staging. * **Degrees of Prolapse (Baden-Walker):** * 1st Degree: Cervix descends into the lower vagina. * 2nd Degree: Cervix reaches the introitus. * 3rd Degree: Cervix is outside the introitus. * 4th Degree (Procidentia): Entire uterus is outside the introitus. * **Management:** Conservative (Kegel exercises/Pessary) for mild cases; surgical (Vaginal Hysterectomy or Fothergill’s) for symptomatic/advanced cases.

Question 70: What is the preferred surgical treatment for ureterovaginal fistula?

A. Ureteroneocystostomy (Correct Answer)
B. End-to-end anastomosis with ureteric catheter support
C. Ureteroileal conduit
D. Implantation into the colon

Explanation: **Explanation:** Ureterovaginal fistula (UVF) most commonly occurs as a complication of radical pelvic surgeries (like Wertheim’s hysterectomy). The primary goal of management is to restore urinary continuity. **1. Why Ureteroneocystostomy is correct:** Most ureteric injuries leading to UVF occur in the **lower third** of the ureter, near the vesicoureteric junction. **Ureteroneocystostomy** (re-implantation of the ureter into the bladder) is the gold standard treatment because it provides a tension-free, definitive repair with a high success rate. If the ureter is too short to reach the bladder, techniques like a Psoas hitch or Boari flap are utilized to bridge the gap. **2. Why other options are incorrect:** * **End-to-end anastomosis (Ureteroureterostomy):** This is preferred for injuries in the **upper or middle third** of the ureter. In the lower third, the blood supply is often compromised, making anastomosis prone to strictures or breakdown compared to re-implantation. * **Ureteroileal conduit:** This is a form of urinary diversion used after total cystectomy (e.g., for bladder cancer). It is too invasive and unnecessary for a simple fistula repair. * **Implantation into the colon (Ureterosigmoidostomy):** This is an obsolete method of urinary diversion associated with high risks of metabolic acidosis, ascending infections, and late-onset malignancy. **High-Yield Clinical Pearls for NEET-PG:** * **Most common cause of UVF:** Total Abdominal Hysterectomy (TAH). * **Diagnostic Test:** **Double Dye Test**. In UVF, the vaginal swab is soaked with clear urine (from the ureter) but not the dye (from the bladder). * **Gold Standard Investigation:** Intravenous Pyelogram (IVP) or CT Urogram to locate the site of injury. * **Initial Management:** If the fistula is small, a trial of conservative management with a **JJ stent** for 4–6 weeks may be attempted before surgery.

Practice by Chapter

Pelvic Floor Anatomy and Function

Practice Questions

Urinary Incontinence: Classification

Practice Questions

Stress Urinary Incontinence

Practice Questions

Overactive Bladder and Urge Incontinence

Practice Questions

Pelvic Organ Prolapse: Classification

Practice Questions

Cystocele and Urethrocele

Practice Questions

Uterine Prolapse

Practice Questions

Rectocele and Enterocele

Practice Questions

Surgical Management in Urogynecology

Practice Questions

Conservative Management Approaches

Practice Questions

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