Gynecological Disorders Practice Questions

Q: Characteristic features of Rokitanski-Kuster Hauser syndrome are all of the following except?

Anovulation. **Explanation:** **Mayer-Rokitansky-Küster-Hauser (MRKH) Syndrome** is a congenital anomaly characterized by the failure of the Müllerian ducts to develop. **Why "Anovulation" is the correct answer (the exception):** In MRKH syndrome, the defect is purely anatomical (Müllerian agenesis). The **ovaries** develop from the primitive germ cells and are not derived from the Müllerian ducts. Therefore, ovarian function remains completely intact. Patients have normal follicular development, regular ovulation, and normal female levels of estrogen and progesterone. Hence, "Anovulation" is incorrect as these patients ovulate normally. **Analysis of incorrect options:** * **Absent uterus & Absent vagina:** Since the Müllerian ducts normally form the fallopian tubes, uterus, cervix, and the upper two-thirds of the vagina, their agenesis leads to an absent or rudimentary uterus and a blind-ending or absent vaginal pouch. * **46-XX karyotype:** These patients are genetically female with a normal 46-XX constitution. They exhibit normal secondary sexual characteristics (breast development and pubic hair) because their ovaries function normally. **High-Yield Clinical Pearls for NEET-PG:** * **Presentation:** Most common cause of primary amenorrhea after Turner Syndrome. Typically presents as primary amenorrhea in a young girl with normal secondary sexual characteristics. * **Associated Anomalies:** 30–40% have **Renal anomalies** (e.g., renal agenesis, ectopic kidney) and 10–15% have **Skeletal anomalies** (e.g., Klippel-Feil syndrome). * **Diagnosis:** Gold standard is MRI to visualize pelvic structures; Ultrasound is the initial screening tool. * **Treatment:** Non-surgical (Frank’s dilators) or surgical (McIndoe vaginoplasty) creation of a neovagina. Reproductive options include surrogacy (as they have functional ovaries).

Q: What is true about leiomyomas' effect on estrogen?

Increased conversion of androgens to estrogen. **Explanation:** Leiomyomas (uterine fibroids) are **estrogen-dependent tumors**. Their growth is fueled by a localized hyperestrogenic environment, which is maintained through several biochemical mechanisms. **Why Option C is Correct:** Leiomyoma cells express higher levels of the enzyme **Aromatase** compared to normal myometrial cells. Aromatase facilitates the **increased conversion of circulating androgens (like androstenedione) into estrogens (estradiol)** within the tumor tissue itself. This "in-situ" estrogen production allows the fibroid to maintain high local concentrations of estrogen, promoting cellular proliferation and growth independently of systemic levels. **Analysis of Incorrect Options:** * **Option A:** Leiomyomas create a **hyperestrogenic** (not hypoestrogenic) environment to support their growth. * **Option B:** Fibroids actually have a **higher density of estrogen and progesterone receptors** compared to the surrounding normal myometrium, making them more sensitive to hormonal stimulation. * **Option D:** Leiomyomas contain lower levels of 17β-hydroxysteroid dehydrogenase Type 2. This results in **decreased conversion of estradiol (strong) to estrone (weak)**, ensuring that the most potent form of estrogen remains available to the tumor. **High-Yield Clinical Pearls for NEET-PG:** * **Progesterone’s Role:** While estrogen stimulates the expression of progesterone receptors, **Progesterone** is now considered the primary "mitogen" that stimulates the actual growth of fibroids. * **Medical Management:** This hormonal dependency is why **GnRH agonists** (which create a systemic hypoestrogenic state) are effective in shrinking fibroids pre-operatively. * **Post-menopause:** Fibroids typically regress after menopause due to the decline in estrogen levels. New growth in a post-menopausal woman should raise suspicion for **Leiomyosarcoma**.

Q: The rise in the incidence of ectopic pregnancy is related to all, except?

Combined oral contraceptive pills. **Explanation:** The incidence of ectopic pregnancy has risen globally due to factors that cause tubal damage or involve artificial manipulation of the reproductive tract. **Why Combined Oral Contraceptive Pills (COCPs) are the correct answer:** COCPs work primarily by inhibiting ovulation, thickening cervical mucus, and altering the endometrium. They are highly effective contraceptives. Because they prevent ovulation, they **reduce the absolute risk** of both intrauterine and ectopic pregnancies. If a woman conceives while taking COCPs, the pregnancy is more likely to be intrauterine. In contrast, Progesterone-Only Pills (POPs) and Levonorgestrel-IUCDs, if they fail, carry a higher relative risk of the pregnancy being ectopic due to slowed tubal motility. **Analysis of Incorrect Options:** * **Increase in STDs:** Pelvic Inflammatory Disease (PID), often caused by *Chlamydia trachomatis* or *Neisseria gonorrhoeae*, leads to tubal scarring, loss of ciliary function, and adhesions, which are the leading causes of ectopic pregnancy. * **ART Techniques:** Assisted Reproductive Technologies (e.g., IVF) increase the risk due to multiple embryo transfers, high hormonal levels affecting tubal motility, and the retrograde migration of embryos into the tubes. * **Tubal Reconstructive Surgery:** Any surgery on the fallopian tubes (e.g., tuboplasty or reversal of tubal ligation) creates anatomical distortions or luminal narrowing that predisposes to ectopic implantation. **High-Yield Clinical Pearls for NEET-PG:** * **Most common site:** Ampulla (70%). * **Most common risk factor:** Previous history of PID. * **Highest relative risk:** Previous history of ectopic pregnancy. * **Contraceptive paradox:** While IUCDs provide excellent protection against pregnancy, if a failure occurs, the *proportion* of ectopic pregnancies is higher compared to non-users. However, COCPs remain protective against both.

Q: Which of the following factors is most likely to cause failure of methotrexate therapy in the treatment of ectopic pregnancy?

Serum β-hCG level of 9000 mIU/mL. **Explanation:** The success of medical management for ectopic pregnancy using Methotrexate (MTX) is highly dependent on the initial biochemical and clinical parameters. **Why Option D is Correct:** The **initial serum β-hCG level** is the single most important predictor of MTX therapy failure. According to ACOG and RCOG guidelines, a baseline β-hCG level **>5000 mIU/mL** is associated with a significantly higher failure rate (up to 14% or more) compared to levels below this threshold. A level of 9000 mIU/mL indicates a high trophoblastic load, making it the most likely factor among the choices to cause treatment failure. **Analysis of Incorrect Options:** * **Option A (Multiparous woman):** Parity has no clinical correlation with the pharmacological efficacy of Methotrexate. * **Option B (Size >2.5 cm):** While the size of the ectopic mass is a consideration, the standard contraindication threshold is typically **>3.5 cm or 4 cm**. A size of 2.5 cm is generally considered favorable for medical management. * **Option C (Previous history):** A history of ectopic pregnancy increases the risk of recurrence but does not inherently cause the failure of Methotrexate in treating the current pregnancy. **High-Yield Clinical Pearls for NEET-PG:** * **Ideal Candidate for MTX:** Hemodynamically stable, β-hCG <5000 mIU/mL, no fetal cardiac activity, and mass size <3.5 cm. * **Absolute Contraindications:** Hemodynamic instability (rupture), breastfeeding, immunodeficiency, or significant hepatic/renal/pulmonary disease. * **Dosing:** Most commonly the **Single-dose regimen** (50 mg/m² BSA). * **Monitoring:** β-hCG levels are measured on Day 4 and Day 7. A drop of **<15%** between Day 4 and Day 7 indicates the need for a second dose or surgical intervention.

Q: Which of the following is NOT a primary site of acute gonococcal infection?

Ectocervix. **Explanation:** The primary site of acute gonococcal infection in the female genital tract is the **Endocervix**, not the Ectocervix. **1. Why Ectocervix is the Correct Answer (The Concept):** *Neisseria gonorrhoeae* has a specific predilection for **columnar and transitional epithelium**. The **Ectocervix** is lined by stratified squamous epithelium, which is resistant to gonococcal invasion. In contrast, the **Endocervix** is lined by simple columnar epithelium, making it the most common site of infection (found in 80-90% of cases). **2. Why the other options are incorrect (Primary Sites):** * **Urethra (A):** Lined by transitional and columnar epithelium, it is a primary site of infection, often presenting as dysuria. * **Bartholin's gland (B):** The ducts are lined by columnar/transitional epithelium. Acute gonococcal infection can lead to Bartholinitis or abscess formation. * **Skene's gland (C):** Also known as paraurethral glands, these are lined by columnar epithelium and serve as a reservoir for the bacteria, often leading to chronic carriage if not treated. **Clinical Pearls for NEET-PG:** * **Most common site of Gonorrhea in females:** Endocervix. * **Vagina in adults:** Resistant to gonorrhea due to its stratified squamous lining and acidic pH. * **Exception:** In **pre-pubertal girls** (Vulvovaginitis), the vaginal epithelium is thin and lacks estrogen, making it susceptible to infection. * **Gold Standard Diagnosis:** Nucleic Acid Amplification Test (NAAT). Culture on **Thayer-Martin medium** is used for sensitivity. * **Treatment:** Current CDC/WHO guidelines recommend Ceftriaxone (IM) as the mainstay of therapy.

Q: All of the following are used in the management of endometriosis except?

Estrogen. **Explanation:** Endometriosis is an **estrogen-dependent** inflammatory condition characterized by the presence of endometrial tissue outside the uterus. The primary goal of medical management is to induce a "hypoestrogenic" state or "pseudopregnancy" to cause atrophy of the ectopic endometrial implants. **Why Estrogen is the Correct Answer:** Estrogen stimulates the proliferation of endometrial tissue. Administering estrogen would exacerbate the disease, increase pain, and promote the growth of endometriotic lesions. Therefore, it is contraindicated as a monotherapy in the management of endometriosis. **Analysis of Other Options:** * **Progesterone (Option A):** Induces a "pseudopregnancy" state. It causes decidualization and eventual atrophy of the endometrial tissue. * **Danazol (Option B):** An androgenic steroid that inhibits the mid-cycle LH/FSH surge and creates a high-androgen, low-estrogen environment ("pseudomenopause"), leading to lesion regression. * **GnRH Agonists (Option C):** (e.g., Leuprolide) Continuous administration causes downregulation of pituitary GnRH receptors, leading to profound hypoestrogenism ("medical oophorectomy"). **NEET-PG High-Yield Pearls:** * **Gold Standard Diagnosis:** Laparoscopy (visual confirmation with biopsy). * **First-line Medical Management:** Combined Oral Contraceptive Pills (COCPs) or NSAIDs for pain. * **Add-back Therapy:** When using GnRH agonists for >6 months, small doses of estrogen/progesterone are added to prevent bone mineral density loss and vasomotor symptoms. * **Definitive Treatment:** Total Abdominal Hysterectomy with Bilateral Salpingo-Oophorectomy (TAH + BSO).

Q: Regarding extrauterine endometriosis, which of the following statements is false?

Ovarian endometriomas typically contain clear fluid.. ### Explanation **1. Why Option D is the Correct (False) Statement:** Ovarian endometriomas, commonly known as **"Chocolate Cysts,"** do not contain clear fluid. They are filled with thick, tarry, chocolate-colored fluid, which is actually **degenerated, hemolyzed old blood**. This occurs because the ectopic endometrial tissue within the ovary undergoes cyclic bleeding during menstruation, but the blood remains trapped, thickens over time, and loses its bright red color. **2. Analysis of Other Options:** * **Option A (True):** Endometriosis is a **hormone-dependent** condition. It thrives on estrogen, which stimulates the growth and shedding of the ectopic endometrial tissue. Symptoms typically regress after menopause or during pregnancy when estrogen levels are low or balanced by progesterone. * **Option B (True):** While most common in the pelvis, endometriosis can occur at distant sites. **Thoracic endometriosis** can involve the pleura and lungs, leading to conditions like catamenial pneumothorax (collapsed lung during menstruation) or hemoptysis. * **Option C (True):** The **ovary** is the most common site for endometriosis (found in approximately 50-60% of cases), followed by the Pouch of Douglas and the broad ligament. **3. NEET-PG Clinical Pearls:** * **Classic Triad:** Dysmenorrhea (congestive), Dyspareunia, and Infertility. * **Gold Standard Diagnosis:** Laparoscopy with biopsy (visualizing "powder-burn" or "gunshot" lesions). * **Tumor Marker:** CA-125 is often elevated but lacks specificity. * **Management:** Medical (OCPs, GnRH agonists, Dienogest) or Surgical (Cystectomy is preferred over drainage to prevent recurrence).

Q: According to the WHO classification of Mullerian duct anomalies, to which class does a bicornuate uterus belong?

Class IV. **Explanation:** The classification of Mullerian duct anomalies is a high-yield topic for NEET-PG, primarily based on the **American Fertility Society (AFS) / WHO classification system**, which categorizes anomalies based on the degree and type of developmental failure. **Why Class IV is Correct:** A **Bicornuate Uterus (Class IV)** results from the **partial failure of fusion** of the Mullerian ducts at the level of the fundus. It is characterized by two symmetrical uterine horns (cornua) and a prominent fundal cleft (>1 cm). It is further divided into *Bicornis unicollis* (one cervix) and *Bicornis bicollis* (two cervices). **Analysis of Incorrect Options:** * **Class II (Unicornate Uterus):** Results from the complete or partial **agenesis** of one Mullerian duct. * **Class III (Uterus Didelphys):** Results from the **complete failure of fusion** of the two Mullerian ducts, leading to two entirely separate uteri and two cervices. * **Class V (Septate Uterus):** Results from the **failure of resorption** of the midline septum after fusion has occurred. This is the most common Mullerian anomaly and carries the highest risk of miscarriage. **Clinical Pearls for NEET-PG:** * **Most Common Anomaly:** Septate Uterus (Class V). * **Anomaly with Worst Obstetric Outcome:** Septate Uterus (due to poor vascularity of the septum). * **Gold Standard Investigation:** Combined Laparoscopy and Hysteroscopy (to differentiate between Bicornuate and Septate by visualizing the fundal contour). * **Renal Association:** Always screen for renal anomalies (e.g., renal agenesis) using ultrasound, as the paramesonephric and mesonephric ducts develop in close proximity.

Question 1

Characteristic features of Rokitanski-Kuster Hauser syndrome are all of the following except?

Accepted Answer

Anovulation

Answer

Absent uterus

Answer

Absent vagina

Answer

46-XX karyotype

Question 2

What is true about leiomyomas' effect on estrogen?

Accepted Answer

Increased conversion of androgens to estrogen

Answer

Create a hypoestrogenic environment

Answer

Have a lower density of estrogen receptors

Answer

Convert more estradiol to the weaker estrone

Question 3

The rise in the incidence of ectopic pregnancy is related to all, except?

Accepted Answer

Combined oral contraceptive pills

Answer

Increase in STD

Answer

ART techniques

Answer

Tubal reconstructive surgery

Question 4

Which of the following factors is most likely to cause failure of methotrexate therapy in the treatment of ectopic pregnancy?

Accepted Answer

Serum β-hCG level of 9000 mIU/mL

Answer

The patient is a multiparous woman

Answer

Ectopic pregnancy size is greater than 2.5 cm

Answer

A previous history of ectopic pregnancy

Question 5

A 30-year-old female from a poor socio-economic strata, residing in a hill station, presents with complaints of urinary frequency, dysuria, hematuria, loss of appetite, mild fever, and amenorrhea. What is the most likely cause for her complaints?

Accepted Answer

Genitourinary tuberculosis

Answer

Pelvic inflammatory disease

Answer

Bacterial cystitis

Answer

Foreign body in urinary bladder

Question 6

Which of the following is NOT a primary site of acute gonococcal infection?

Accepted Answer

Ectocervix

Answer

Urethra

Answer

Bartholin's gland

Answer

Skene's gland (Paraurethral glands)

Question 7

What are the advantages of cryosurgery over electrocauterization, with the exception of one option?

Accepted Answer

Postoperative vaginal discharge is also much less

Answer

Less discomfort to the patient

Answer

Postoperative bleeding is much less

Answer

Cervical stenosis is extremely rare

Question 8

All of the following are used in the management of endometriosis except?

Accepted Answer

Estrogen

Answer

Progesterone

Answer

Danazol

Answer

GnRH agonist

Question 9

Regarding extrauterine endometriosis, which of the following statements is false?

Accepted Answer

Ovarian endometriomas typically contain clear fluid.

Answer

It is hormone-dependent.

Answer

It may involve the pleura and lung.

Answer

The commonest site is the ovary.

Question 10

According to the WHO classification of Mullerian duct anomalies, to which class does a bicornuate uterus belong?

Accepted Answer

Class IV

Answer

Class II

Answer

Class III

Answer

Class V

Gynecological Disorders — MCQs

Gynecological Disorders — MCQs

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