Gynecological Disorders Practice Questions

Q: Which hormone is primarily responsible for maintaining the vaginal defense mechanism?

Estrogen. **Explanation:** The correct answer is **Estrogen**. Estrogen plays a pivotal role in maintaining the vaginal ecosystem through a specific physiological pathway known as the **vaginal defense mechanism**. **Why Estrogen is Correct:** Estrogen promotes the proliferation and maturation of the vaginal squamous epithelium. These mature cells are rich in **glycogen**. *Döderlein’s bacilli* (Lactobacilli), which are part of the normal vaginal flora, ferment this glycogen into **lactic acid**. This process maintains an acidic vaginal pH (3.8 to 4.5), which inhibits the growth of pathogenic bacteria and prevents infections. In states of low estrogen (e.g., menopause or prepuberty), the epithelium thins, glycogen decreases, and the pH rises, making the vagina more susceptible to atrophic vaginitis and infections. **Why Other Options are Incorrect:** * **Progesterone:** While it causes desquamation of vaginal cells, it does not promote the high glycogen content required for acid production. In fact, the secretory phase (progesterone-dominant) slightly increases vaginal pH compared to the estrogenic phase. * **FSH and LH:** These are gonadotropins secreted by the anterior pituitary. They regulate the ovaries to produce estrogen and progesterone but have no direct physiological effect on the vaginal epithelium or its defense mechanisms. **NEET-PG High-Yield Pearls:** * **Normal Vaginal pH:** 3.8 – 4.5 (maintained by Lactic acid). * **Predominant Organism:** *Lactobacillus acidophilus* (Döderlein's bacilli). * **Clinical Correlation:** In **Atrophic Vaginitis** (post-menopausal), the primary treatment is topical estrogen to restore this defense mechanism. * **pH Shift:** Vaginal pH becomes alkaline (>4.5) in conditions like Bacterial Vaginosis and Trichomoniasis, but remains acidic in Candidiasis.

Q: What is the most common cause of pelvic inflammatory disease in virgin girls?

Tubercular. **Explanation:** The correct answer is **Tubercular (D)**. Pelvic Inflammatory Disease (PID) is typically an ascending infection caused by sexually transmitted organisms. However, in virgin girls, the natural cervical mucus barrier and intact hymen make ascending sexually transmitted infections (STIs) highly unlikely. In these cases, PID is almost exclusively caused by **Mycobacterium tuberculosis**. **Why Tubercular is correct:** Genital Tuberculosis (GTB) occurs primarily via **hematogenous spread** (bloodborne) from a primary focus, usually the lungs. It does not require sexual contact to reach the fallopian tubes. It is a chronic form of PID that often presents with menstrual irregularities (amenorrhea or oligomenorrhea) and infertility later in life. **Why the other options are incorrect:** * **A & B (Gonorrhoea and Chlamydia):** These are the most common causes of PID in sexually active women. They are ascending infections that require sexual intercourse for transmission. * **C (Treponema pallidum):** This is the causative agent of Syphilis. While it is an STI, it causes systemic disease and genital ulcers (chancre) rather than Pelvic Inflammatory Disease. **NEET-PG High-Yield Pearls:** * **Most common site for Genital TB:** Fallopian tubes (90-100%), usually bilateral. * **Most common symptom of Genital TB:** Infertility, followed by pelvic pain and menstrual disturbances. * **Gold Standard Diagnosis:** Endometrial aspiration/biopsy for histopathology (showing giant cells/tubercles) and TB culture (Lowenstein-Jensen medium). * **Lead Pipe Appearance:** A classic radiological finding on Hysterosalpingography (HSG) in chronic tubercular salpingitis.

Q: Which instrument is shown below?

Vulsellum. ***Vulsellum*** - A **tenaculum forceps** with sharp, curved or straight tips designed to **grasp and hold the cervix** during gynecological procedures - Features distinctive **toothed jaws** that provide secure grip on tissue, commonly used in **D&C procedures** and **IUD insertions** *Cusco's speculum* - A **bivalve speculum** with two curved blades that open laterally to **visualize the cervix and vaginal walls** - Has a **screw mechanism** for blade separation and lacks the grasping function of forceps *Sims Speculum* - A **single-blade speculum** used to retract the **posterior vaginal wall** during examination - Requires **manual holding** and is typically used in the **lateral position**, unlike the self-retaining Cusco's speculum *Vaginal Sling* - A **surgical mesh implant** used for **stress urinary incontinence** treatment, not an examination instrument - Provides **urethral support** through surgical placement and has no role in diagnostic procedures

Q: Which of the following is least commonly seen in uterine fibroid?

Sarcomatous change. **Explanation:** Uterine fibroids (leiomyomas) are benign smooth muscle tumors that undergo various types of degeneration when they outgrow their blood supply. **Why Sarcomatous Change is the Correct Answer:** Sarcomatous change (transformation into leiomyosarcoma) is the **least common** event associated with fibroids, occurring in **less than 0.1% to 0.5%** of cases. Most experts now believe that leiomyosarcomas typically arise *de novo* rather than from pre-existing benign fibroids. Clinical suspicion for this change arises when a "fibroid" grows rapidly, especially in postmenopausal women. **Analysis of Incorrect Options:** * **Hyaline Degeneration:** This is the **most common** type of degeneration (occurring in ~65% of cases). The smooth muscle is replaced by homogenous eosinophilic hyaline tissue. * **Red Degeneration (Carneous Degeneration):** This is a form of aseptic necrobiosis typically seen during the **second half of pregnancy** or the puerperium. It is caused by venous thrombosis and is characterized by severe pain and a "beefy red" appearance. * **Fatty Degeneration:** This is relatively common, especially in the later stages of hyaline degeneration or during menopause, where fat globules deposit within the tumor cells. **NEET-PG High-Yield Pearls:** 1. **Most common degeneration overall:** Hyaline degeneration. 2. **Most common degeneration during pregnancy:** Red degeneration. 3. **Calcific degeneration:** Most common in postmenopausal women (often seen as "womb stones" on X-ray). 4. **Cystic degeneration:** Occurs when hyaline tissue liquefies; it can mimic an ovarian cyst on ultrasound. 5. **Key Sign of Malignancy:** Rapid postmenopausal growth and high mitotic index on histopathology.

Q: A 35-year-old patient's ultrasound shows a 3x4 cm simple ovarian cyst on the right side. What is the next line of management?

Wait and watch. ### Explanation The management of an ovarian cyst depends primarily on the patient's age, the size of the cyst, and its sonographic features. **Why "Wait and Watch" is correct:** In a premenopausal woman (35 years old), a **simple cyst** (unilocular, thin-walled, no solid components or septations) measuring **less than 5 cm** is most likely a functional cyst (follicular or corpus luteal). These cysts are physiological and typically resolve spontaneously within 1–2 menstrual cycles. The standard protocol is to repeat an ultrasound in 6–12 weeks to document resolution. **Why other options are incorrect:** * **Laparoscopy:** Surgical intervention is reserved for cysts that are large (>5–7 cm), symptomatic, persistent, or show suspicious features (complex morphology). Invasive procedures are avoided for small, simple cysts due to risks of anesthesia and reduced ovarian reserve. * **Oral Contraceptive Pills (OCPs):** While OCPs prevent the formation of *new* functional cysts by suppressing ovulation, they do not accelerate the resolution of an *existing* cyst. * **CA-125 estimation:** This is not indicated for simple cysts in premenopausal women. CA-125 is non-specific and can be elevated in benign conditions like endometriosis, PID, or menstruation, leading to unnecessary anxiety and intervention. **Clinical Pearls for NEET-PG:** * **Size Threshold:** Simple cysts ** 7 cm** warrant further imaging (MRI) or surgery. * **Postmenopausal patients:** The threshold for concern is lower; any simple cyst **>3 cm** should be followed up with serial USG and CA-125. * **RMI (Risk of Malignancy Index):** Uses Menopausal status, Ultrasound features, and CA-125 levels to triage patients.

Q: Irregular shedding of the endometrium occurs due to:

Overactivity of the corpus luteum function. **Explanation:** **Irregular Shedding of the Endometrium** (also known as Halban’s Disease) is a form of Abnormal Uterine Bleeding (AUB) characterized by prolonged and heavy menstrual bleeding. **Why Option D is Correct:** The underlying pathophysiology is the **persistent or overactivity of the corpus luteum**. Normally, the corpus luteum regresses, leading to a sharp drop in progesterone which triggers synchronous endometrial shedding. In irregular shedding, the corpus luteum continues to secrete low levels of progesterone beyond its usual lifespan. This prevents the entire endometrium from shedding simultaneously. Instead, parts of the endometrium remain in the secretory phase while others begin to break down, leading to "irregular" and prolonged bleeding. **Analysis of Incorrect Options:** * **Option A:** Immature epithelium is more characteristic of anovulatory cycles or prepubertal states, not the specific mechanism of irregular shedding. * **Option B:** The absence of decidua-like edema is a feature of **Irregular Ripening** (where the endometrium fails to respond fully to progesterone), not irregular shedding. In irregular shedding, the secretory changes are actually well-developed but fail to regress. * **Option C:** Regression of the corpus luteum is the *normal* physiological process that leads to regular menstruation. If regression is delayed, it causes irregular shedding. **NEET-PG High-Yield Pearls:** * **Diagnostic Hallmark:** A D&C (Dilatation and Curettage) performed on the **5th or 6th day** of the menstrual cycle showing a mixture of **secretory and proliferative endometrium** is diagnostic. * **Clinical Presentation:** The patient typically presents with "menorrhagia" (prolonged bleeding) but with a normal cycle interval. * **Treatment:** Progesterone is usually ineffective; however, curettage itself can be therapeutic, or OCPs may be used to regulate the cycle.

Q: Gartner's duct cyst is associated with all of the following except?

Bartholin cyst. **Explanation:** **Gartner’s duct cysts** are vestigial remnants of the **Wolffian (mesonephric) duct** in females. They are typically located in the anterolateral wall of the upper vagina. **Why Option C is the correct answer:** Bartholin cysts are derived from the **Bartholin glands**, which are located in the posterior third of the labia majora (vulva), not the vagina. They are unrelated to the embryological development of the Wolffian duct. Therefore, there is no developmental or anatomical association between Gartner's duct cysts and Bartholin cysts. **Why other options are incorrect:** The development of the Wolffian duct is intimately linked to the development of the urinary system (metanephros). Consequently, Gartner’s duct cysts are frequently associated with **ipsilateral renal and ureteral anomalies** due to developmental interference during embryogenesis: * **Option A & D:** Metanephric anomalies, such as **ipsilateral renal agenesis or hypoplasia**, occur because the ureteric bud (which forms the collecting system) arises from the Wolffian duct. * **Option B:** An **ectopic ureter** may drain into a Gartner’s duct cyst if the ureteric bud fails to migrate correctly to the bladder trigone. **High-Yield Clinical Pearls for NEET-PG:** * **Origin:** Remnant of Mesonephric (Wolffian) duct. * **Location:** Anterolateral wall of the vagina (above the level of the hymen). * **Herlyn-Werner-Wunderlich Syndrome:** A classic triad involving uterus didelphys, obstructed hemivagina (often presenting as a Gartner's cyst), and ipsilateral renal agenesis. * **Differential Diagnosis:** Must be distinguished from a **Urethral Diverticulum** (located sub-urethrally) and **Bartholin Cyst** (located on the vulva/vestibule).

Question 1

Which of the following statements is FALSE regarding laparoscopic hysterectomy?

Accepted Answer

In LAVH, uterine vessels are ligated laparoscopically after skeletonization.

Answer

In cases of previous midline scars, a minilaparotomy incision may be made at the umbilicus for the primary cannula.

Answer

While placing the lateral ports, the inferior epigastric vessels should be avoided.

Answer

After opening the retroperitoneal space, the ureter is identified over the medial leaf of the broad ligament.

Question 2

Which hormone is primarily responsible for maintaining the vaginal defense mechanism?

Accepted Answer

Estrogen

Answer

Progesterone

Answer

Follicle-stimulating hormone (FSH)

Answer

Luteinizing hormone (LH)

Question 3

What is the most common cause of pelvic inflammatory disease in virgin girls?

Accepted Answer

Tubercular

Answer

Gonorrhoea

Answer

Chlamydia

Answer

Treponema pallidum

Question 4

In complete müllerian duct aplasia, all of the following are likely to be absent EXCEPT?

Accepted Answer

Ovaries

Answer

Fallopian tubes

Answer

Uterus

Answer

Vagina

Question 5

Which instrument is shown below?

Accepted Answer

Vulsellum

Answer

Cusco's speculum

Answer

Sims Speculum

Answer

Vaginal Sling

Question 6

Which of the following is least commonly seen in uterine fibroid?

Accepted Answer

Sarcomatous change

Answer

Hyaline degeneration

Answer

Red degeneration

Answer

Fatty degeneration

Question 7

Recurrent miscarriage is defined as?

Accepted Answer

Three or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams

Answer

One or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams

Answer

Two or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams

Answer

Four or more consecutive pregnancy losses at <= 20 weeks or with a fetal weight < 500 grams

Question 8

A 35-year-old patient's ultrasound shows a 3x4 cm simple ovarian cyst on the right side. What is the next line of management?

Accepted Answer

Wait and watch

Answer

Laparoscopy

Answer

Oral contraceptive pills

Answer

CA-125 estimation

Question 9

Irregular shedding of the endometrium occurs due to:

Accepted Answer

Overactivity of the corpus luteum function

Answer

Epithelium being immature

Answer

It does not show the decidua-like oedema of the secretory phase

Answer

Regression of the corpus luteum function

Question 10

Gartner's duct cyst is associated with all of the following except?

Accepted Answer

Bartholin cyst

Answer

Ipsilateral renal hypoplasia

Answer

Ectopic ureter

Answer

Metanephric anomalies

Gynecological Disorders — MCQs

Gynecological Disorders — MCQs

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