Gynecological Disorders Practice Questions

Q: Protective factors against the development of endometriosis include all of the following EXCEPT?

Shorter menstrual cycle length. **Explanation:** The pathogenesis of endometriosis is most widely explained by **Sampson’s Theory of Retrograde Menstruation**. Factors that increase the total lifetime exposure to menstrual flow or increase the volume of retrograde menstruation are considered **risk factors**, whereas factors that reduce menstrual frequency or flow are **protective**. **Why "Shorter menstrual cycle length" is the correct answer:** A shorter menstrual cycle (e.g., <27 days) implies more frequent periods over a woman's lifetime. This increases the cumulative exposure to retrograde menstruation and endometrial seeding in the peritoneal cavity. Therefore, a shorter cycle is a **risk factor**, not a protective factor. **Analysis of Incorrect Options (Protective Factors):** * **Multiparity:** Pregnancy causes a prolonged state of "physiologic amenorrhea" and high progesterone levels, which antagonize estrogen and prevent menstrual reflux. * **Lactation:** Exclusive breastfeeding causes lactational amenorrhea due to elevated prolactin levels suppressing the HPO axis, thereby reducing the number of menstrual cycles. * **Tobacco exposure in utero:** Interestingly, prenatal exposure to tobacco smoke is associated with a decreased risk of endometriosis in the offspring, likely due to its anti-estrogenic effects on the developing fetal uterus. (Note: Active smoking in adulthood also has anti-estrogenic effects but is not recommended due to other health risks). **High-Yield Clinical Pearls for NEET-PG:** * **Risk Factors:** Early menarche ( 4 hours/week), late menarche, and oral contraceptive pills (OCPs). * **Gold Standard Diagnosis:** Laparoscopy with biopsy (visualizing "powder-burn" or "mulberry" lesions). * **Classic Triad:** Dysmenorrhea (congestive), Dyspareunia, and Dyschezia.

Q: Incidence of sterility is maximum in pelvic inflammatory disease caused by:

Gonococci. **Explanation:** The correct answer is **Gonococci (Neisseria gonorrhoeae)**. **Why Gonococci is the correct answer:** Pelvic Inflammatory Disease (PID) caused by *Neisseria gonorrhoeae* is characterized by an intense inflammatory response within the endosalpinx. Gonococci specifically target the mucosal lining of the fallopian tubes, leading to the destruction of the ciliated epithelium, extensive scarring, and subsequent tubal occlusion. This structural damage results in a high incidence of **tubal factor infertility (sterility)**. While *Chlamydia trachomatis* is the most common cause of PID overall and often leads to "silent" tubal damage, *N. gonorrhoeae* is traditionally associated with more acute, severe inflammation and a high rate of subsequent sterility after a single episode. **Why the other options are incorrect:** * **Staphylococci and Streptococci:** These organisms are more commonly associated with secondary infections, post-abortal, or puerperal sepsis. They typically cause cellulitis of the pelvic connective tissue (parametritis) rather than primary endosalpingeal destruction, making them less likely to cause primary tubal sterility compared to Gonococci. * **Proteus vulgaris:** This is an opportunistic gram-negative organism. While it can be part of a polymicrobial PID infection, it is rarely the primary pathogen and does not have the specific predilection for tubal mucosa that Gonococci possess. **High-Yield Clinical Pearls for NEET-PG:** * **Risk of Infertility:** The risk of sterility increases with each episode of PID: ~12% after the first episode, ~25% after the second, and ~50% after the third. * **Fitz-Hugh-Curtis Syndrome:** A complication of PID (often Gonococcal or Chlamydial) involving perihepatitis and "violin-string" adhesions. * **Gold Standard Diagnosis:** Laparoscopy is the gold standard for diagnosing PID and visualizing tubal patency.

Q: Which of the following is a contraindication for the medical management of ectopic pregnancy?

Hemodynamic instability. **Explanation:** The medical management of ectopic pregnancy primarily involves the use of **Methotrexate**, a folic acid antagonist. For this treatment to be safe and effective, the patient must be clinically stable and meet specific criteria. **Why Hemodynamic Instability is the Correct Answer:** Hemodynamic instability (tachycardia, hypotension, or signs of shock) indicates a **ruptured ectopic pregnancy**. This is a surgical emergency. Medical management is strictly contraindicated in these cases because Methotrexate takes time to work and cannot stop active intraperitoneal hemorrhage. Immediate laparoscopy or laparotomy is required to achieve hemostasis. **Analysis of Incorrect Options:** * **A & B (Serum β-hCG < 5,000 IU/L and Mass < 4cm):** These are actually **indications** (inclusion criteria) for medical management. Success rates for Methotrexate are significantly higher when the initial β-hCG is low and the ectopic mass is small. (Note: Some guidelines use 3.5 cm as the cutoff). * **D (Absent embryonic heart activity):** The absence of fetal cardiac activity is a **favorable factor** for medical management. Conversely, the *presence* of embryonic heart activity is a relative contraindication because it predicts a higher rate of Methotrexate failure. **High-Yield Clinical Pearls for NEET-PG:** * **Absolute Contraindications to Methotrexate:** Hemodynamic instability, signs of rupture, breastfeeding, immunodeficiency, and significant renal, hepatic, or hematologic dysfunction. * **Most Common Site of Ectopic Pregnancy:** Ampulla of the Fallopian tube. * **Dose:** Usually 50 mg/m² intramuscularly (Single-dose protocol). * **Monitoring:** β-hCG levels are measured on Day 4 and Day 7. A drop of **≥15%** between Day 4 and Day 7 indicates successful treatment.

Q: Endometriosis has been identified in all of the following organs except:

Spleen. **Explanation:** Endometriosis is defined as the presence of functioning endometrial tissue (stroma and glands) outside the uterine cavity. While it is most commonly found in the dependent parts of the pelvis (ovaries, pouch of Douglas, and uterosacral ligaments), it can spread to distant sites via hematogenous or lymphatic routes. **Why Spleen is the correct answer:** The **spleen** is famously known as the only organ in the human body where endometriosis has **never** been documented. This is a classic "except" question in PG entrance exams. The reason is likely due to the spleen’s high immunologic activity and its unique microenvironment, which prevents the implantation and growth of ectopic endometrial cells. **Analysis of other options:** * **Pleura:** Thoracic endometriosis is a recognized entity. It can lead to **Catamenial Pneumothorax** (collapsed lung occurring during menstruation). * **Pericardium:** Though extremely rare, cases of pericardial endometriosis have been documented, presenting as catamenial pericardial effusion or tamponade. * **Ureter:** Urinary tract endometriosis occurs in about 1–2% of cases, with the bladder being the most common site, followed by the ureter. It can lead to silent hydronephrosis. **High-Yield Clinical Pearls for NEET-PG:** * **Most common site:** Ovary (often forming "Chocolate cysts" or Endometriomas). * **Most common site for distant/extra-pelvic endometriosis:** Lungs and Pleura. * **Sampson’s Theory:** The most accepted theory for pelvic endometriosis (Retrograde Menstruation). * **Halban’s Theory:** Explains distant spread via lymphatics. * **Gold Standard Diagnosis:** Laparoscopy with biopsy (visualized as "powder-burn" or "gunshot" lesions).

Q: A lady presented with creamy white vaginal discharge with fishy odor. What is the drug of choice?

Metronidazole. ### Explanation The clinical presentation of **creamy white vaginal discharge with a fishy odor** is characteristic of **Bacterial Vaginosis (BV)**. This condition is caused by a shift in vaginal flora, where normal *Lactobacillus* species are replaced by anaerobes, most notably ***Gardnerella vaginalis***, *Prevotella*, and *Mobiluncus*. **Why Metronidazole is the Correct Choice:** Metronidazole is the **Drug of Choice (DOC)** for Bacterial Vaginosis. It is a nitroimidazole that acts by inhibiting DNA synthesis in anaerobic bacteria [1]. According to CDC and standard treatment guidelines, the regimen is typically **500 mg orally twice daily for 7 days**. It effectively targets the overgrowth of anaerobes while sparing the beneficial *Lactobacilli*. **Analysis of Incorrect Options:** * **Doxycycline:** This is the drug of choice for *Chlamydia trachomatis* (often presenting as mucopurulent cervicitis) and Lymphogranuloma Venereum (LGV), but it is ineffective against the anaerobes causing BV. * **Ofloxacin:** A fluoroquinolone used for Pelvic Inflammatory Disease (PID) or urinary tract infections; it does not provide adequate anaerobic coverage for BV. * **Clindamycin:** While Clindamycin is an **alternative** treatment for BV [2] (especially in patients allergic to Metronidazole), it is not the primary drug of choice in standard clinical scenarios. **High-Yield Clinical Pearls for NEET-PG:** * **Amsel’s Criteria for BV:** (Requires 3 out of 4) 1. Thin, homogenous discharge; 2. Vaginal pH > 4.5; 3. **Positive Whiff Test** (fishy odor on adding 10% KOH); 4. Presence of **Clue Cells** on microscopy (most specific). * **Whiff Test:** The fishy odor is due to the release of volatile amines (putrescine/cadaverine). * **Counseling:** Patients on Metronidazole must avoid alcohol due to the **Disulfiram-like reaction** [1]. * **Pregnancy:** Metronidazole is safe to use in pregnant women with symptomatic BV.

Q: A patient presented with vaginal discharge and a positive Whiff test. What is the most likely diagnosis?

Bacterial vaginosis. **Explanation:** The clinical presentation of vaginal discharge combined with a **positive Whiff test** is pathognomonic for **Bacterial Vaginosis (BV)**. BV is not a true infection but a clinical syndrome characterized by a shift in vaginal flora, where protective *Lactobacillus* species are replaced by anaerobes like *Gardnerella vaginalis* and *Mobiluncus*. **Why Bacterial Vaginosis is correct:** The Whiff test (Amine test) involves adding 10% KOH to a sample of vaginal discharge. In BV, the alkaline KOH causes the release of volatile amines (putrescine and cadaverine), resulting in a characteristic **"fishy odor."** This is one of the four **Amsel’s Criteria** (3 out of 4 required for diagnosis): 1. Thin, homogenous, grayish-white discharge. 2. Vaginal pH > 4.5. 3. Positive Whiff test. 4. Presence of **Clue cells** on wet mount (most specific finding). **Why other options are incorrect:** * **Candidal vaginitis:** Presents with a thick, "curd-like" or "cottage cheese" discharge and intense pruritus. The pH is typically normal (<4.5), and the Whiff test is negative. * **Gonococcal/Chlamydial infections:** These primarily cause cervicitis rather than vaginitis. While they may cause mucopurulent discharge, they do not produce the volatile amines necessary for a positive Whiff test. **High-Yield Clinical Pearls for NEET-PG:** * **Drug of Choice:** Oral Metronidazole (500 mg twice daily for 7 days). * **Pregnancy:** BV is associated with preterm labor and PPROM; it should be treated even in asymptomatic pregnant patients in some clinical contexts. * **Gold Standard Diagnosis:** Nugent Scoring (based on Gram stain morphotypes). * **Key Distinction:** Unlike Trichomoniasis (which also has a high pH and sometimes a positive Whiff test), BV is **not** considered a classic sexually transmitted infection, and routine treatment of the male partner is not recommended.

Q: Which uterine malformation is most commonly associated with poor obstetric outcomes?

Septate uterus. **Explanation:** The **Septate uterus** is the most common uterine anomaly and is associated with the **poorest obstetric outcomes**. This is primarily due to the presence of a midline septum (a failure of resorption of the Mullerian ducts). The septum is composed of fibroelastic tissue with **poor vascularization** and an irregular arrangement of muscle fibers. If an embryo implants on the septum, the inadequate blood supply leads to early pregnancy loss, recurrent miscarriages (highest rate among all anomalies), and malpresentation. **Analysis of Options:** * **Bicornuate Uterus (Option A):** Results from partial failure of fusion of the Mullerian ducts. While it increases the risk of preterm labor and malpresentation, the pregnancy outcomes are generally better than a septate uterus because the uterine horns have normal vascularity. * **Unicornuate Uterus (Option B):** Results from the failure of one Mullerian duct to develop. It is associated with high rates of ectopic pregnancy (in the rudimentary horn) and preterm birth, but it is less common than septate uterus. * **Uterus Didelphys (Option C):** A complete failure of fusion resulting in two separate uteri and cervices. Surprisingly, this condition often has a relatively good prognosis for carrying a pregnancy to term compared to a septate uterus. **High-Yield Clinical Pearls for NEET-PG:** * **Most Common Uterine Anomaly:** Septate Uterus. * **Anomaly with Best Obstetric Outcome:** Uterus Didelphys / Arcuate Uterus. * **Gold Standard Investigation:** Combined Laparoscopy and Hysteroscopy (to differentiate Bicornuate from Septate). * **Treatment of Choice for Septate Uterus:** Hysteroscopic Septal Resection (Metroplasty). * **Renal Anomalies:** Always screen the renal system (e.g., renal agenesis) in patients with Mullerian duct anomalies, as they share a common embryological origin.

Q: Which one of the following sites of endometriosis is not treated by medical therapy?

Ovarian. **Explanation:** The primary reason **Ovarian Endometriosis (Endometrioma)** does not respond to medical therapy is the nature of the lesion. Unlike superficial peritoneal implants, an endometrioma (Chocolate cyst) is a collection of old, sequestered blood within a thick fibrous capsule. While hormonal treatment (like GnRH agonists or Progestins) can suppress the ectopic endometrial lining, it cannot "dissolve" or drain the pre-existing thick, tarry fluid within the cyst. Therefore, surgical intervention (cystectomy) is the gold standard for ovarian endometriomas. **Analysis of Options:** * **Rectosigmoid (A):** While deep infiltrating endometriosis (DIE) often requires surgery, medical therapy is frequently used to reduce inflammation and alleviate cyclic bowel symptoms. * **Episiotomy (C):** Cutaneous or scar endometriosis can be managed with hormonal suppression to reduce the size and pain of the nodule, though definitive treatment is wide local excision. * **Pulmonary (D):** Thoracic endometriosis (causing catamenial pneumothorax or hemoptysis) is primarily managed medically with GnRH agonists to suppress the menstrual cycle and prevent recurrent lung collapse. **Clinical Pearls for NEET-PG:** * **Drug of Choice:** Combined Oral Contraceptive Pills (COCPs) or Progestins (Dienogest) are first-line for pain. * **Gold Standard Diagnosis:** Laparoscopy with biopsy ("Powder-burn" or "Gunshot" lesions). * **Ovarian Endometrioma:** Characterized by a "Ground-glass appearance" on Ultrasound. * **Sampson’s Theory:** The most accepted theory for the pathogenesis of endometriosis (Retrograde menstruation).

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

Sarcomatous change. **Explanation:** Uterine fibroids (leiomyomas) are benign smooth muscle tumors that frequently undergo various types of degeneration due to an outgrown blood supply. **Why Sarcomatous Change is the Correct Answer:** Sarcomatous change (transformation into leiomyosarcoma) is the **least common** occurrence, seen in **less than 0.1%** (approximately 0.5% in some texts) of cases. It is typically suspected in postmenopausal women who present with a rapidly enlarging uterus and postmenopausal bleeding. Because it is a malignant transformation rather than a simple degenerative process, it is statistically the rarest outcome among the options provided. **Analysis of Incorrect Options:** * **Hyaline Degeneration (A):** This is the **most common** type of degeneration (seen in ~65% of cases). It occurs when the fibrous tissue replaces the smooth muscle, giving it a homogenous appearance. * **Red Degeneration (C):** Also known as carneous degeneration, this typically occurs during **pregnancy** (usually the 2nd trimester) due to aseptic infarction. It is characterized by severe pain and a "beefy red" appearance. * **Fatty Degeneration (D):** This is relatively common, especially in older women or following menopause, occurring after hyaline degeneration as the tissue further breaks down. **NEET-PG High-Yield Pearls:** * **Most common degeneration overall:** Hyaline degeneration. * **Most common degeneration during pregnancy:** Red degeneration. * **Calcific degeneration:** Most common in postmenopausal women (seen as "womb stones" on X-ray). * **Cystic degeneration:** Occurs when hyaline tissue liquefies; often mimics an ovarian cyst on ultrasound. * **Key Clinical Sign of Sarcoma:** Rapid growth of a fibroid in a **postmenopausal** woman.

Question 1

Protective factors against the development of endometriosis include all of the following EXCEPT?

Accepted Answer

Shorter menstrual cycle length

Answer

Multiparity

Answer

Lactation

Answer

Tobacco exposure in utero

Question 2

A 14-year-old girl presents with primary amenorrhea and monthly lower abdominal pain. She has good secondary sexual characteristics with axillary and pubic hair. Examination of the external genitalia reveals a bulging bluish membrane. What is the most appropriate next step in diagnosis?

Accepted Answer

Perform an ultrasound

Answer

Perform a hormonal profile

Answer

Perform a karyotype

Answer

Perform a laparoscopy

Question 3

Incidence of sterility is maximum in pelvic inflammatory disease caused by:

Accepted Answer

Gonococci

Answer

Staphylococci

Answer

Streptococci

Answer

Proteus vulgaris

Question 4

Which of the following is a contraindication for the medical management of ectopic pregnancy?

Accepted Answer

Hemodynamic instability

Answer

Serum b-hCG less than 5,000 IU/L

Answer

Ectopic mass measuring less than 4cm in diameter

Answer

Absent embryonic heart activity

Question 5

Endometriosis has been identified in all of the following organs except:

Accepted Answer

Spleen

Answer

Pleura

Answer

Pericardium

Answer

Ureter

Question 6

A lady presented with creamy white vaginal discharge with fishy odor. What is the drug of choice?

Accepted Answer

Metronidazole

Answer

Doxycycline

Answer

Ofloxacin

Answer

Clindamycin

Question 7

A patient presented with vaginal discharge and a positive Whiff test. What is the most likely diagnosis?

Accepted Answer

Bacterial vaginosis

Answer

Candidal vaginitis

Answer

Gonococcal infection

Answer

Chlamydial infection

Question 8

Which uterine malformation is most commonly associated with poor obstetric outcomes?

Accepted Answer

Septate uterus

Answer

Bicornuate uterus

Answer

Unicornuate uterus

Answer

Uterus didelphys

Question 9

Which one of the following sites of endometriosis is not treated by medical therapy?

Accepted Answer

Ovarian

Answer

Rectosigmoid

Answer

Episiotomy

Answer

Pulmonary

Question 10

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

Accepted Answer

Sarcomatous change

Answer

Hyaline degeneration

Answer

Red degeneration

Answer

Fatty degeneration

Gynecological Disorders — MCQs

Gynecological Disorders — MCQs

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