Gynecological Disorders — MCQs

Gynecological Disorders Indian Medical PG Practice Questions and MCQs

Question 1131: Which of the following statements about nabothian cysts is true?

A. It is a premalignant condition that requires excision.
B. It is a malignant condition.
C. Squamous epithelium grows over columnar epithelium, blocking mucus-secreting glands. (Correct Answer)
D. It may be associated with chronic irritation and inflammation but is not defined by it.

Explanation: ***Squamous epithelium grows over columnar epithelium, blocking mucus-secreting glands.*** - **Nabothian cysts** form when the **squamous epithelium** of the ectocervix grows over the **columnar epithelium** of the endocervix during the process of **squamous metaplasia**. - This epithelial overgrowth obstructs the ducts of the **mucus-secreting endocervical glands**, leading to mucus retention and cyst formation. - This is the **classic pathophysiological mechanism** and the defining feature of nabothian cyst formation. *It is a premalignant condition that requires excision.* - **Nabothian cysts are completely benign** and have **no malignant or premalignant potential**. - They are **incidental findings** that require **no treatment** and can be safely observed. - Misclassifying them as premalignant would lead to unnecessary surgical interventions. *It is a malignant condition.* - **Nabothian cysts** are universally considered **benign retention cysts** with no malignant characteristics. - They are among the most common benign findings on cervical examination. *It may be associated with chronic irritation and inflammation but is not defined by it.* - While **chronic cervicitis** can be a predisposing factor for squamous metaplasia (which leads to nabothian cysts), this statement is **too vague** to be the best answer. - The **defining characteristic** of a nabothian cyst is the **anatomical mechanism** (squamous epithelium blocking glandular ducts), not the associated inflammatory conditions.

Question 1132: Which of the following ovarian tumors is most prone to undergo torsion during pregnancy?

A. Serous cystadenoma
B. Mucinous cystadenoma
C. Dermoid cyst (Correct Answer)
D. Theca lutein cyst

Explanation: ***Dermoid cyst*** - **Dermoid cysts**, or mature cystic teratomas, are the **most common ovarian tumors** to undergo torsion, especially during pregnancy due to their mobility and moderate size. - They are often **unilateral** and benign, containing various mature tissues such as hair, teeth, and sebaceous material. *Serous cystadenoma* - While common, **serous cystadenomas** are generally **less mobile** than dermoid cysts and thus have a lower propensity for torsion. - They are typically filled with **clear, watery fluid** and can grow to be quite large. *Mucinous cystadenoma* - **Mucinous cystadenomas** tend to be **larger** than dermoid cysts and are less prone to torsion due to their size and often fixed position within the pelvis. - They are filled with **thick, gelatinous mucin** and can reach massive sizes, sometimes filling the entire abdominal cavity. *Theca lutein cyst* - **Theca lutein cysts** are usually **bilateral** and occur with conditions like **gestational trophoblastic disease** or **ovarian hyperstimulation**. - While they can be large, their often bilateral nature and underlying pathological conditions make them **less likely to independently twist** as a primary event compared to a freely mobile dermoid cyst.

Question 1133: Which of the following precancerous conditions, if treated, has the highest likelihood of not leading to cancer?

A. Cervical intraepithelial Neoplasia (Correct Answer)
B. Ductal carcinoma in situ of breast
C. Lobular carcinoma in situ of breast
D. Vaginal intraepithelial neoplasia

Explanation: ***Cervical intraepithelial neoplasia (CIN)*** - CIN has a high success rate with treatment (e.g., **cryotherapy**, **LEEP**), often completely eradicating the dysplastic cells and preventing progression to **invasive cervical cancer**. - The effectiveness of screening via **Pap smears** allows for early detection and intervention, significantly reducing cancer risk. *Ductal carcinoma in situ (DCIS) of breast* - While treatable, DCIS carries a higher risk of recurrence and progression to **invasive breast cancer** in the same or contralateral breast compared to CIN. - Treatment often involves **lumpectomy** with or without radiation, and sometimes **total mastectomy**, reflecting its more serious potential. *Lobular carcinoma in situ (LCIS) of breast* - LCIS is largely considered a **risk indicator** for future invasive cancer in either breast, rather than a direct precursor that inevitably progresses. - Management often involves **close surveillance** or **chemoprevention**, as surgical excision does not prevent cancer development in other areas of the breast. *Vaginal intraepithelial neoplasia (VAIN)* - While treatable, VAIN is less common and often coexists with or follows **cervical or vulvar neoplasia**, indicating a broader field defect due to **HPV**. - Recurrence rates post-treatment can be significant, and patients often require long-term follow-up due to the continued risk of progression.

Question 1134: In which part of the fallopian tube is ectopic pregnancy most likely to survive longer?

A. Isthmus
B. Ampulla
C. Cornua
D. Interstitial (Correct Answer)

Explanation: ***Interstitial*** - An **interstitial (intramural) pregnancy** occurs in the portion of the fallopian tube that passes through the muscular wall of the uterus, known as the **cornua**. This position allows for a larger and more distensible space, potentially accommodating the pregnancy for a longer duration before rupture. - The surrounding **myometrial tissue** can provide a temporary blood supply and structural support, leading to later presentation (often up to 12-16 weeks) and often more significant hemorrhage upon rupture due to the rich vascularization of the uterine wall. - Interstitial pregnancies account for approximately 2-4% of all ectopic pregnancies but have a higher mortality rate due to massive hemorrhage when rupture occurs. *Isthmus* - The **isthmus** is the narrowest part of the fallopian tube, making it less accommodating for an ectopic pregnancy. - Pregnancies here tend to rupture earlier (typically by 6-8 weeks) due to limited space and thinner muscular walls. - Accounts for approximately 12% of tubal ectopic pregnancies. *Ampulla* - The **ampulla** is the most common site for ectopic pregnancies (approximately 70-80%), but pregnancies here typically rupture earlier than interstitial ones (usually by 8-12 weeks). - While wider than the isthmus, it lacks the substantial myometrial support of the interstitial portion. - The ampullary wall is thin and distensible but cannot sustain pregnancy as long as the interstitial portion. *Cornua* - While the interstitial part of the tube is located within the uterine wall (cornua), \"cornua\" itself refers to the upper angles of the uterus where the fallopian tubes enter. - The term **\"cornual pregnancy\"** is sometimes used interchangeably with **\"interstitial pregnancy,\"** though some authorities distinguish between them based on precise location. - Without the specific context of \"interstitial,\" this option is less precise in identifying the segment of the fallopian tube associated with prolonged survival.

Question 1135: What condition is diagnosed using the Amsel criteria?

A. Bacterial vaginosis (Correct Answer)
B. Antiphospholipid antibody syndrome
C. Ovarian ectopic pregnancy
D. HELLP Syndrome

Explanation: ***Bacterial vaginosis*** - The **Amsel criteria** are specifically used for the clinical diagnosis of **bacterial vaginosis (BV)**. - The criteria include the presence of at least three of four findings: **homogeneous discharge**, **vaginal pH >4.5**, **positive whiff test**, and **clue cells** on microscopy. *Antiphospholipid antibody syndrome* - This syndrome is diagnosed based on **clinical criteria** (thrombosis, pregnancy morbidity) and the presence of persistent **antiphospholipid antibodies** (lupus anticoagulant, anti-cardiolipin, anti-β2-glycoprotein I antibodies). - It does not involve the use of the Amsel criteria. *Ovarian ectopic pregnancy* - Diagnosed primarily through **ultrasound imaging** showing a gestational sac or fetal heartbeat within the ovary, often accompanied by clinical symptoms like abdominal pain and vaginal bleeding. - This condition is not related to vaginal infections or the Amsel criteria. *HELLP Syndrome* - **HELLP syndrome** (Hemolysis, Elevated Liver enzymes, Low Platelets) is a severe obstetric complication usually occurring in pregnancy, diagnosed by **laboratory findings** of these specific abnormalities. - It is a systemic condition, not a vaginal infection, and does not use the Amsel criteria for diagnosis.

Question 1136: Which of the following conditions is most commonly associated with malodorous vaginal discharge?

A. Bacterial vaginosis (Correct Answer)
B. Chlamydia trachomatis
C. Trichomonas vaginalis
D. Neisseria gonorrhoeae

Explanation: ***Bacterial vaginosis*** - This condition is characterized by a "fishy" or **malodorous vaginal discharge**, particularly noticeable after intercourse due to the release of amines. - It results from an imbalance in the vaginal flora, with an overgrowth of anaerobic bacteria and a decrease in protective lactobacilli. *Chlamydia trachomatis* - Often presents with **asymptomatic cervicitis** or mild watery discharge; **malodorous discharge** is not a common or prominent symptom. - While it can cause pelvic pain or dysuria, it's not typically associated with the characteristic smell of bacterial vaginosis. *Trichomonas vaginalis* - Can cause a **frothy, yellow-green discharge** that may be malodorous, but the "fishy" odor is more classically associated with bacterial vaginosis. - Other common symptoms include intense itching, burning, and dyspareunia. *Neisseria gonorrhoeae* - Causes cervicitis, which can lead to a **purulent or mucopurulent vaginal discharge**, but it does not typically produce the distinctive malodor seen in bacterial vaginosis. - Infection can also manifest as dysuria, pelvic pain, or be asymptomatic.

Question 1137: In MRKH syndrome, which of the following structures is typically absent?

A. Testes
B. Uterus (Correct Answer)
C. Breast development
D. Pubic hair development

Explanation: ***Uterus*** - **Mayer-Rokitansky-Küster-Hauser (MRKH) syndrome** is characterized by congenital aplasia of the **uterus** and upper two-thirds of the vagina. - This is due to abnormal development of the **Müllerian ducts**, which are embryonic structures that form the uterus, fallopian tubes, cervix, and upper vagina. *Breast development* - **Breast development** is typically normal in MRKH syndrome as it is influenced by ovarian hormones, and the **ovaries are usually functional** in these individuals. - Normal breast development indicates that the **estrogen production** from the ovaries is intact. *Pubic hair development* - **Pubic hair development** is also normal in MRKH syndrome, as it is a secondary sexual characteristic driven by **adrenal androgens** and ovarian hormones, which are generally not affected. - The presence of pubic hair indicates **normal adrenal and ovarian androgen production**. *Testes* - **Testes** are male gonads and are therefore not present in individuals with MRKH syndrome, as these patients are **genetically female (46,XX karyotype)**. - The absence of testes is a normal finding in females, and thus not a characteristic feature or absence due to MRKH syndrome itself.

Question 1138: What is the most common cause of pelvic inflammatory disease?

A. Chlamydia and gonorrhea infections (Correct Answer)
B. Pelvic peritonitis
C. Puerperal sepsis
D. Intrauterine Contraceptive Device (IUCD)

Explanation: ***Correct: Chlamydia and gonorrhea infections*** - **Chlamydia trachomatis** and **Neisseria gonorrhoeae** are the most frequently identified bacterial causes of PID, accounting for the majority of cases. - These infections often begin as **asymptomatic cervical infections** that ascend to the upper genital tract (uterus, fallopian tubes, ovaries). - They cause inflammation and scarring of the fallopian tubes and surrounding pelvic structures, forming the pathological basis of PID. - Early detection and treatment are crucial to prevent long-term complications like infertility and chronic pelvic pain. *Incorrect: Pelvic peritonitis* - **Pelvic peritonitis** is an inflammation of the peritoneum within the pelvis, which is a **complication** of severe PID, not the primary cause. - It represents a more advanced stage of infection where inflammation has spread beyond the reproductive organs to the peritoneal cavity. - While it involves pelvic inflammation, its origin typically stems from untreated bacterial infections like Chlamydia or gonorrhea. *Incorrect: Puerperal sepsis* - **Puerperal sepsis** is an infection of the genital tract occurring specifically after **childbirth, miscarriage, or abortion**. - While it involves pelvic infection, it is a distinct clinical entity related to the **postpartum or post-abortion period**. - PID, in contrast, typically occurs in sexually active women of reproductive age, unrelated to pregnancy outcomes. *Incorrect: Intrauterine Contraceptive Device (IUCD)* - An **IUCD** is an **independent risk factor** for PID, particularly in the first 3 weeks after insertion. - The IUCD itself does not directly cause PID; rather, it may facilitate the entry and ascent of pre-existing cervical infections. - The increased risk is primarily during insertion when bacteria can be introduced into the uterine cavity. - Modern IUCDs have lower PID risk, and the benefit-risk ratio favors their use in appropriate candidates.

Question 1139: Which of the following is not a standard treatment option for CIN III?

A. LLETZ
B. Conization
C. Hysterectomy
D. Wertheim's hysterectomy (Correct Answer)

Explanation: ***Wertheim's hysterectomy*** - A **Wertheim's hysterectomy**, also known as a **radical hysterectomy**, involves removal of the uterus, cervix, parametrium, and upper vagina, along with pelvic lymph node dissection. This is typically reserved for **invasive cervical cancer**, not CIN III. - While hysterectomy can be a treatment option for CIN III in specific circumstances (e.g., patient preference, coexisting uterine pathology), a Wertheim's hysterectomy is an **overly aggressive procedure** for precancerous lesions due to its significant morbidity. *LLETZ* - **Large Loop Excision of the Transformation Zone (LLETZ)**, also known as LEEP (Loop Electrosurgical Excision Procedure), is a common and effective outpatient treatment for CIN III. - It involves using a heated wire loop to **excise the abnormal tissue** from the cervix, allowing for histological examination. *Conization* - **Cold knife conization** involves excising a cone-shaped piece of tissue from the cervix using a scalpel. This method is highly effective for CIN III. - It provides **excellent pathological specimens** for evaluation of margins, which is crucial for confirming complete removal of the lesion. *Hysterectomy* - **Hysterectomy** (removal of the uterus, usually simple hysterectomy) can be considered a treatment option for CIN III, particularly in women who have completed childbearing and have other indications for hysterectomy, or when repeated excisional procedures have failed. - While effective, it is a more **invasive procedure** than LLETZ or conization and generally reserved for specific cases where conservative management is not suitable or desired.

Question 1140: Most common complication of dermoid cyst is -

A. Cyst Rupture
B. Torsion (Correct Answer)
C. Malignant degeneration
D. Infection

Explanation: ***Torsion*** - Ovarian dermoid cysts (mature cystic teratomas) are prone to **torsion** due to their common unilateral, round, and easily mobile nature. - Torsion results from the **twisting of the ovarian pedicle**, which can lead to exquisite pain and potential **ischemic necrosis** of the ovary. - **Most common complication** occurring in **15-20% of dermoid cysts**. *Cyst Rupture* - While rupture can occur, it is a **less common complication** than torsion, occurring in **1-4% of cases**. - Rupture can release sebaceous material and hair into the peritoneal cavity, leading to **chemical peritonitis**. *Malignant degeneration* - **Malignant transformation** within a dermoid cyst is rare, occurring in **less than 1-2% of cases**, making it much less common than torsion. - The most common type of malignancy arising from a dermoid cyst is **squamous cell carcinoma**. *Infection* - **Secondary infection** of dermoid cysts is a rare complication. - Much less common than torsion, and typically presents with fever, pain, and signs of inflammation.

Practice by Chapter

Abnormal Uterine Bleeding

Practice Questions

Endometriosis

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Adenomyosis

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Uterine Fibroids

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Ovarian Cysts

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Pelvic Inflammatory Disease

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Vulvovaginitis

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Pelvic Organ Prolapse

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Vulvar Disorders

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Benign Breast Diseases

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