Gynecological Disorders — MCQs

Gynecological Disorders Indian Medical PG Practice Questions and MCQs

Question 361: Bartholin's cyst is typically caused by obstruction of the duct of a Bartholin gland, leading to a collection of fluid. Which of the following microorganisms is most commonly associated with acute bartholinitis, which can lead to cyst formation?

A. Candida albicans
B. Anaerobic bacteria
C. Neisseria gonorrhoeae (Correct Answer)
D. Trichomonas vaginalis

Explanation: **Explanation:** **Bartholin’s glands** (greater vestibular glands) are located at the 4 and 8 o'clock positions of the vaginal orifice. Their primary function is to secrete mucus for lubrication. A **Bartholin’s cyst** occurs when the duct becomes obstructed, leading to fluid accumulation. If this fluid becomes infected, it results in a **Bartholin’s abscess (Acute Bartholinitis).** **Why Neisseria gonorrhoeae is correct:** Historically and classically, *Neisseria gonorrhoeae* is the most common specific pathogen associated with acute bartholinitis. While modern studies show that many abscesses are actually **polymicrobial** (involving vaginal flora like *E. coli* and anaerobes), *N. gonorrhoeae* remains the high-yield answer for exams as it is a primary trigger for the initial ductal inflammation and subsequent occlusion. *Chlamydia trachomatis* is another frequent co-pathogen. **Why the other options are incorrect:** * **Candida albicans:** This is a fungus responsible for vulvovaginal candidiasis (thick, curd-like discharge). It does not typically cause ductal obstruction or abscess formation. * **Anaerobic bacteria:** While often present in a mature abscess (as part of polymicrobial flora), they are usually secondary invaders rather than the primary inciting cause of acute bartholinitis in a clinical/test context. * **Trichomonas vaginalis:** This is a protozoan causing vaginitis (frothy green discharge and "strawberry cervix"). It does not involve the Bartholin glands. **High-Yield Clinical Pearls for NEET-PG:** * **Treatment:** Asymptomatic cysts in young patients require no treatment. For abscesses, the gold standard is **Incision and Drainage (I&D) with Word Catheter placement** or **Marsupialization** (to prevent recurrence). * **Age Factor:** In women **over 40 years**, a new Bartholin mass must be biopsied to rule out **Bartholin gland carcinoma**, even if it appears cystic. * **Location:** The glands are located deep to the posterior third of the labia majora.

Question 362: Theca-lutein cysts are characteristic of which condition?

A. Ectopic pregnancy
B. Molar pregnancy (Correct Answer)
C. Missed abortion
D. Preeclampsia

Explanation: **Explanation:** **Theca-lutein cysts** are functional ovarian cysts that occur due to supraphysiological stimulation of the ovaries by high levels of **human chorionic gonadotropin (hCG)**. 1. **Why Molar Pregnancy is Correct:** In Hydatidiform mole (molar pregnancy) and Choriocarcinoma, there is a massive proliferation of trophoblastic tissue leading to extremely high serum hCG levels. hCG shares a common alpha-subunit with LH; at high concentrations, it mimics LH action, causing luteinization and cystic enlargement of the theca interna cells. These cysts are typically bilateral, multiloculated, and regress spontaneously once the source of hCG is removed (e.g., suction evacuation). 2. **Why Other Options are Incorrect:** * **Ectopic Pregnancy:** While hCG is present, the levels are usually lower than in a normal intrauterine pregnancy, making theca-lutein cysts highly unlikely. * **Missed Abortion:** In this condition, the products of conception have died, and hCG levels are rapidly declining, which would not provide the stimulus needed for cyst formation. * **Preeclampsia:** This is a hypertensive disorder of pregnancy. While it can be associated with large placentas (like in twins or moles), it is not the primary cause of theca-lutein cysts. **High-Yield NEET-PG Pearls:** * **Hyperreactio Luteinalis:** This is the term used when theca-lutein cysts occur in a normal singleton pregnancy (rare). * **Associations:** Apart from molar pregnancy, these cysts are seen in **Multiple gestations**, **Rh-isoimmunization**, and **Ovulation induction** (Ovarian Hyperstimulation Syndrome). * **Management:** They are benign and usually managed **conservatively**. Surgery is only indicated in cases of torsion or rupture with hemorrhage.

Question 363: A 21-year-old primigravida presents with vaginal bleeding after a period of amenorrhea. Urine pregnancy test is positive and ultrasound shows a snowstorm appearance. What is the most likely diagnosis?

A. Hydatidiform mole (Correct Answer)
B. Endometriosis
C. Missed abortion
D. Ectopic pregnancy

Explanation: ### Explanation **Correct Answer: A. Hydatidiform mole** The clinical presentation of vaginal bleeding following amenorrhea with a positive pregnancy test indicates a pregnancy-related complication. The pathognomonic finding here is the **"snowstorm appearance"** on ultrasound. This appearance is caused by multiple hydropic (edematous) chorionic villi and the absence of a fetus (in complete mole), which creates a characteristic speckled, echogenic pattern within the uterine cavity. Hydatidiform mole is a type of Gestational Trophoblastic Disease (GTD) characterized by abnormal proliferation of trophoblastic tissue. **Why other options are incorrect:** * **B. Endometriosis:** This is a chronic condition where endometrial tissue grows outside the uterus. It typically presents with cyclical pelvic pain (dysmenorrhea) and infertility, not with a positive pregnancy test or a snowstorm mass. * **C. Missed abortion:** While this presents with amenorrhea and bleeding, ultrasound would typically show a gestational sac with a non-viable embryo or an empty sac (blighted ovum), rather than the diffuse vesicular pattern of a mole. * **D. Ectopic pregnancy:** This presents with the triad of amenorrhea, abdominal pain, and vaginal bleeding. Ultrasound would show an empty uterus and an adnexal mass, often with free fluid in the Pouch of Douglas. **High-Yield Clinical Pearls for NEET-PG:** * **HCG Levels:** Serum β-hCG levels are characteristically much higher than expected for the gestational age in molar pregnancies. * **Theca Lutein Cysts:** These are bilateral ovarian cysts often associated with molar pregnancies due to extreme HCG stimulation. * **Management:** The gold standard treatment is **Suction and Evacuation**. * **Follow-up:** Weekly β-hCG monitoring is essential until three consecutive negative results are obtained to rule out Persistent Gestational Trophoblastic Neoplasia (GTN). * **Karyotype:** Complete mole is usually **46, XX** (all paternal DNA), while Partial mole is usually **69, XXX or XXY** (triploidy).

Question 364: What are the most common complaints of ectopic pregnancy?

A. Pain (Correct Answer)
B. Vaginal bleeding
C. Infection
D. Amenorrhea

Explanation: **Explanation:** Ectopic pregnancy is a life-threatening condition where the blastocyst implants outside the uterine cavity, most commonly in the ampulla of the fallopian tube. **Why Pain is the Correct Answer:** Abdominal or pelvic **pain** is the most frequent presenting symptom, occurring in **95-100%** of cases. The pain is typically caused by tubal distension, peritoneal irritation from leaking blood, or tubal rupture. It is often sudden, sharp, and localized to one side (iliac fossa) before becoming generalized if a rupture occurs. **Analysis of Incorrect Options:** * **B. Vaginal bleeding:** While common (occurring in 60-80% of cases), it is less frequent than pain. It usually presents as "spotting" or dark brown bleeding due to the sloughing of the decidua as hCG levels fail to rise normally. * **C. Infection:** This is not a primary feature of ectopic pregnancy. While pelvic inflammatory disease (PID) is a major *risk factor* for ectopic pregnancy, infection itself is not a presenting complaint of the pregnancy. * **D. Amenorrhea:** A history of a missed period is found in about 75-90% of cases. However, many patients mistake early vaginal bleeding for a period, making it a less reliable clinical finding than pain. **Clinical Pearls for NEET-PG:** * **The Classic Triad:** Amenorrhea, abdominal pain, and vaginal bleeding (present in only 50% of cases). * **Most common site:** Fallopian tube (97%), specifically the **Ampulla** (70%). * **Rupture:** The **Isthmus** is the most common site for early rupture (6-8 weeks), while the **Interstitial** portion ruptures late (12-14 weeks) and causes massive hemorrhage. * **Arias-Stella Reaction:** Hypersecretory endometrium seen on histology, which is suggestive but not diagnostic of ectopic pregnancy.

Question 365: A 28-year-old female presents with acute abdominal pain, vaginal bleeding, severe pallor, and hypotension, two months after induction of ovulation for infertility. What is the most likely provisional diagnosis?

A. Uterine fibroid
B. Ovarian cyst
C. Ruptured ectopic pregnancy (Correct Answer)
D. Inevitable abortion

Explanation: **Explanation:** The clinical presentation of acute abdominal pain, vaginal bleeding, and signs of hypovolemic shock (severe pallor and hypotension) in a woman of reproductive age is a classic triad for **Ruptured Ectopic Pregnancy**. The key diagnostic clue in this case is the history of **ovulation induction**. Assisted reproductive techniques (ART) significantly increase the risk of ectopic and heterotopic pregnancies. A period of two months (8 weeks) of amenorrhea corresponds with the typical timing for a tubal rupture, particularly in the ampullary or isthmic regions. **Analysis of Incorrect Options:** * **Uterine Fibroid:** While they can cause pain (red degeneration) or bleeding, they rarely cause acute hypotension or hemoperitoneum unless a subserosal pedunculated fibroid undergoes torsion, which wouldn't typically involve vaginal bleeding. * **Ovarian Cyst:** A ruptured follicular or corpus luteum cyst can cause pain and hemoperitoneum, but it is less likely to cause severe hypotension compared to an ectopic pregnancy and is not typically associated with vaginal bleeding. * **Inevitable Abortion:** While this presents with pain and bleeding, the bleeding is usually external. It does not typically cause the severe pallor and hypotension associated with internal hemorrhage (hemoperitoneum) unless the bleeding is exceptionally profuse. **Clinical Pearls for NEET-PG:** * **Gold Standard Investigation:** Transvaginal Ultrasound (TVS) + Serum $\beta$-hCG. * **Picket Fence Temperature:** Often seen in hemoperitoneum due to peritoneal irritation. * **Cullen’s Sign:** Periumbilical ecchymosis (rare sign of intraperitoneal hemorrhage). * **Management:** In a hemodynamically unstable patient (hypotension/pallor), the immediate step is **emergency laparotomy**, not medical management.

Question 366: What defines an unsatisfactory colposcopy?

A. Failure to visualize the cervix
B. Failure to visualize the transformation zone (Correct Answer)
C. Failure to visualize the squamous epithelium
D. Failure to visualize the columnar epithelium

Explanation: ### Explanation In colposcopy, the primary goal is to identify pre-malignant lesions (CIN). Most cervical neoplasias originate in the **Transformation Zone (TZ)**—the area between the original squamocolumnar junction (SCJ) and the new SCJ. **Why Option B is Correct:** A colposcopy is labeled **unsatisfactory** (or "inadequate") if the colposcopist cannot visualize the **entire transformation zone**, including the full 360-degree extent of the new squamocolumnar junction. If the SCJ has recessed into the endocervical canal (common in postmenopausal women), the examiner cannot rule out lesions hidden within the canal, making the exam inconclusive for excluding malignancy. **Analysis of Incorrect Options:** * **Option A:** While the cervix must be seen to perform the procedure, "unsatisfactory" is a specific technical term referring to the visibility of the SCJ/TZ, not just the gross anatomy of the cervix. * **Options C & D:** Visualizing only one type of epithelium is insufficient. The clinical significance lies in the **junction** where these two cell types meet (the TZ), as this is the site of greatest mitotic activity and HPV-induced oncogenesis. **High-Yield NEET-PG Pearls:** * **Management of Unsatisfactory Colposcopy:** If the TZ is not fully visible, the next step is typically an **Endocervical Curettage (ECC)** or a diagnostic excisional procedure (LEEP/Cold Knife Conization). * **Green Filter:** Used during colposcopy to highlight vascular patterns (punctations, mosaicism, atypical vessels). * **Acetic Acid (3-5%):** Causes dehydration of cells; areas with high nuclear-cytoplasmic ratios (dysplasia) appear white (**Acetowhite**). * **Schiller’s Test:** Uses Lugol’s iodine. Normal squamous cells (rich in glycogen) turn mahogany brown; dysplastic cells (glycogen depleted) remain **unstained (Iodine negative)**.

Question 367: A 19-year-old patient presents with primary amenorrhea. She has well-developed breasts and pubic hair, but examination reveals the absence of a uterus and vagina. What is the likely diagnosis?

A. XYY syndrome
B. Mullerian agenesis (Correct Answer)
C. Gonadal dysgenesis
D. Klinefelter syndrome

Explanation: **Explanation:** The patient presents with **Mullerian Agenesis** (also known as Mayer-Rokitansky-Küster-Hauser or MRKH syndrome). The hallmark of this condition is the congenital absence of the uterus and the upper two-thirds of the vagina due to the failure of the Mullerian ducts to develop. 1. **Why it is correct:** In MRKH, the ovaries are intact and functional because they develop from the germ cells and genital ridge, not the Mullerian ducts. Therefore, estrogen production is normal, leading to **normal secondary sexual characteristics** (well-developed breasts and pubic hair). The karyotype is **46, XX**. 2. **Why other options are incorrect:** * **XYY Syndrome:** These individuals are phenotypically male, often tall, and do not present with primary amenorrhea. * **Gonadal Dysgenesis (e.g., Turner Syndrome):** Patients typically have "streak ovaries," leading to estrogen deficiency. This results in a lack of breast development (delayed puberty), which contradicts this case. * **Klinefelter Syndrome (47, XXY):** This affects males, presenting with small testes, infertility, and sometimes gynecomastia, but not female primary amenorrhea. **High-Yield Clinical Pearls for NEET-PG:** * **Initial Investigation:** Karyotyping (to differentiate from Androgen Insensitivity Syndrome) and Pelvic Ultrasound/MRI. * **Associated Anomalies:** Up to 40% of patients have **Renal anomalies** (e.g., renal agenesis, ectopic kidney). Always perform a renal ultrasound. Skeletal anomalies (scoliosis) may also occur. * **Androgen Insensitivity Syndrome (AIS):** A key differential. In AIS (46, XY), there is **absent/scant pubic hair** and presence of undescended testes, whereas in MRKH, pubic hair is normal.

Question 368: What is the most common chronic symptom of pelvic inflammatory disease?

A. Backache (Correct Answer)
B. Dysuria
C. Fever
D. Discharge

Explanation: **Explanation:** Pelvic Inflammatory Disease (PID) is a spectrum of inflammatory disorders of the upper female genital tract. While acute PID presents with fever and lower abdominal pain, **chronic PID** is characterized by sequelae resulting from adhesions and scarring. **Why Backache is correct:** Chronic pelvic pain is the most frequent long-term complication of PID. Among the various manifestations of this pain, **chronic backache** (sacral or low back pain) is considered the most common chronic symptom. This occurs due to the involvement of the uterosacral ligaments, retroversion of the uterus caused by pelvic adhesions, and chronic congestion within the pelvic vasculature. **Analysis of Incorrect Options:** * **B. Dysuria:** While dysuria can occur in acute PID (often associated with concomitant urethritis or cervicitis), it is not a hallmark chronic symptom. * **C. Fever:** Fever is a cardinal sign of **acute** PID. In the chronic stage, the infection is usually burnt out or subclinical, and the patient remains afebrile. * **D. Discharge:** Vaginal discharge is a common presenting complaint in acute PID (due to cervicitis/endometritis), but it is less consistent than chronic pain/backache in the long-term sequelae of the disease. **NEET-PG High-Yield Pearls:** * **Most common cause of PID:** *Chlamydia trachomatis* (most common overall/subacute) and *Neisseria gonorrhoeae* (more acute presentation). * **Gold Standard for Diagnosis:** Laparoscopy (shows "violin-string" adhesions in Fitz-Hugh-Curtis Syndrome). * **Most common complication:** Infertility (tubal factor) and Ectopic pregnancy. * **Chandler’s Sign:** Exquisite cervical motion tenderness, a classic finding in acute PID.

Question 369: Mayer-Rokitansky-Kuster-Hauser syndrome is characterized by which of the following findings regarding the uterus, fallopian tubes, and ovaries?

A. Ovaries, uterus, and fallopian tubes are present.
B. Uterus is absent, but fallopian tubes and ovaries are present. (Correct Answer)
C. Uterus, fallopian tubes, and ovaries are all absent.
D. Uterus is present, but fallopian tubes and ovaries are absent.

Explanation: **Explanation:** **Mayer-Rokitansky-Küster-Hauser (MRKH) Syndrome**, also known as Müllerian agenesis, is a congenital anomaly characterized by the failure of the Müllerian ducts (paramesonephric ducts) to develop. 1. **Why Option B is Correct:** In females, the Müllerian ducts normally differentiate into the **fallopian tubes, uterus, and the upper two-thirds of the vagina**. In MRKH syndrome, these structures are either absent or rudimentary. However, the **ovaries** develop from the primitive germ cells and the genital ridge, not the Müllerian ducts. Therefore, patients with MRKH have a **46,XX karyotype**, normal ovarian function, normal secondary sexual characteristics (due to estrogen production), and normal external genitalia, but lack a uterus and fallopian tubes (though rudimentary "horns" may exist). 2. **Why Other Options are Incorrect:** * **Option A:** If all structures were present, it would represent normal anatomy, not a syndrome. * **Option C:** Ovaries are of different embryological origin (genital ridge) than the Müllerian ducts; thus, they are preserved. * **Option D:** This contradicts the definition of Müllerian agenesis, where the uterus is the primary structure missing. **High-Yield Clinical Pearls for NEET-PG:** * **Primary Presentation:** Primary amenorrhea in a young girl with normal breast development (Tanner Stage 5) and a blind-ending vaginal pouch. * **Karyotype:** 46,XX (distinguishes it from Androgen Insensitivity Syndrome, which is 46,XY). * **Associated Anomalies:** Renal anomalies (e.g., renal agenesis, ectopic kidney) are seen in 40% of cases; skeletal anomalies (e.g., Klippel-Feil syndrome) are also common. * **Hormonal Profile:** Normal FSH, LH, and Estrogen levels because the ovaries are functional. * **Treatment:** Non-surgical vaginal dilation (Frank’s dilator) is the first-line management; McIndoe vaginoplasty is a surgical option.

Question 370: Which of the following conditions is most likely to be associated with a vaginal pH of 6?

A. Atrophic vaginitis
B. Candidal vaginitis
C. Doderlein's bacillus
D. Gardnerella vaginitis (Correct Answer)

Explanation: **Explanation:** The normal vaginal pH in a reproductive-age woman is acidic (**3.8 to 4.5**), maintained by *Lactobacillus* (Doderlein’s bacilli) which convert glycogen into lactic acid. An elevation in pH is a hallmark of specific vaginal infections. **Why Gardnerella vaginitis is correct:** *Gardnerella vaginalis* is the primary organism associated with **Bacterial Vaginosis (BV)**. In BV, the protective Lactobacilli are replaced by anaerobic bacteria, leading to a decrease in lactic acid production. This results in a vaginal **pH > 4.5** (typically between 5.0 and 6.0). A pH of 6 is a classic finding and is one of the four **Amsel’s Criteria** used for diagnosis. **Analysis of Incorrect Options:** * **Atrophic vaginitis:** While this also presents with an elevated pH (>5.0) due to estrogen deficiency, it occurs in postmenopausal women. However, in the context of standard PG-entrance questions, a pH of 5–6 is most classically associated with BV or Trichomoniasis. * **Candidal vaginitis:** This is a "yeast infection." Characteristically, the **pH remains normal (<4.5)**. This is a high-yield differentiating factor from BV and Trichomoniasis. * **Doderlein's bacillus:** These are normal commensals. They produce lactic acid, which keeps the vaginal environment **acidic (pH 3.8–4.5)**. **NEET-PG High-Yield Pearls:** * **Amsel’s Criteria for BV (3 out of 4 required):** 1. Thin, homogenous discharge. 2. **pH > 4.5.** 3. Positive Whiff test (fishy odor with 10% KOH). 4. **Clue cells** on microscopy (Gold Standard). * **Nugent Scoring:** The "Gold Standard" laboratory method for diagnosing BV based on Gram stain. * **Treatment of choice for BV:** Oral Metronidazole (500 mg BID for 7 days). Safe in pregnancy.

Practice by Chapter

Abnormal Uterine Bleeding

Practice Questions

Endometriosis

Practice Questions

Adenomyosis

Practice Questions

Uterine Fibroids

Practice Questions

Ovarian Cysts

Practice Questions

Pelvic Inflammatory Disease

Practice Questions

Vulvovaginitis

Practice Questions

Pelvic Organ Prolapse

Practice Questions

Vulvar Disorders

Practice Questions

Benign Breast Diseases

Practice Questions

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