Contraception and Family Planning — MCQs

Contraception and Family Planning Indian Medical PG Practice Questions and MCQs

Question 481: Which is the most likely complication of an intrauterine device (IUD)?

A. Hypofibrinogenemia (Correct Answer)
B. Sterility
C. Cervical tear
D. None of the above

Explanation: **Explanation:** The correct answer is **Hypofibrinogenemia**. While this may seem counterintuitive compared to common side effects like bleeding or pain, it is a recognized systemic complication associated with the chronic inflammatory response triggered by an IUD. **1. Why Hypofibrinogenemia is correct:** Intrauterine devices, particularly non-medicated ones, induce a local sterile inflammatory reaction in the endometrium. This leads to an increase in vascular permeability and the release of lysosomal enzymes and plasminogen activators. The chronic increase in **fibrinolytic activity** within the uterine cavity can lead to the systemic consumption of fibrinogen, resulting in hypofibrinogenemia. This is often the underlying mechanism for the increased menstrual blood loss (menorrhagia) seen in IUD users. **2. Why other options are incorrect:** * **Sterility:** IUDs do not cause permanent sterility. Fertility returns immediately upon removal. While Pelvic Inflammatory Disease (PID) can lead to tubal factor infertility, the IUD itself is not a cause of sterility. * **Cervical tear:** This is a rare mechanical complication that may occur during the *insertion* process (usually due to the tenaculum), but it is not a complication of the device itself. * **None of the above:** Incorrect, as hypofibrinogenemia is a documented hematological association. **High-Yield NEET-PG Pearls:** * **Most common side effect of IUD:** Bleeding (Menorrhagia). * **Most common cause for IUD removal:** Bleeding. * **Second most common cause for removal:** Pain. * **Mechanism of action (Cu-T):** Primarily spermicidal (due to sterile inflammatory response and Cu ions). * **Ideal time for insertion:** Within 10 days of the start of menstruation (to ensure the patient is not pregnant and the cervix is slightly dilated).

Question 482: What is the contraceptive method of choice in lactating mothers?

A. Barrier method
B. Progesterone-only pills (Correct Answer)
C. Combined oral contraceptive pills
D. Lactational amenorrhea

Explanation: **Explanation:** The primary concern when choosing contraception for a lactating mother is the potential impact on breast milk volume and quality. **Why Progesterone-only pills (POPs) are the correct choice:** POPs (also known as the "Minipill") are considered the hormonal method of choice because progestogens do not interfere with the quantity or composition of breast milk. In fact, some studies suggest a slight increase in milk production. They are highly effective and can be started immediately postpartum (WHO MEC Category 1 for breastfeeding women >6 weeks; Category 2 for <6 weeks). **Analysis of Incorrect Options:** * **Barrier methods:** While safe and non-hormonal, they have higher typical-use failure rates compared to hormonal methods. They are often recommended as a secondary choice or until hormonal methods are initiated. * **Combined Oral Contraceptive Pills (COCPs):** These are **contraindicated** in the early months of lactation because the estrogen component suppresses prolactin, leading to a significant decrease in milk production. They also increase the risk of thromboembolism in the early postpartum period. * **Lactational Amenorrhea Method (LAM):** While a natural physiological state, it is only reliable if three criteria are met: the mother is exclusively breastfeeding, is amenorrheic, and the baby is <6 months old. It is often considered a "temporary" state rather than a definitive contraceptive method of choice. **High-Yield Clinical Pearls for NEET-PG:** * **DMPA (Injectable):** Also safe in lactation; usually administered after 6 weeks postpartum to ensure established lactation. * **IUCD (Cu-T):** Can be inserted within 48 hours (Postpartum IUCD) or after 6 weeks. * **Centchroman (Saheli):** A non-steroidal SERM; it is safe during lactation and is a popular choice in the Indian National Family Planning Program. * **WHO MEC Update:** Estrogen-containing pills should be avoided until at least 6 months postpartum if breastfeeding is the primary source of infant nutrition.

Question 483: What is the best method of contraception for a commercial sex worker?

A. Intrauterine contraceptive device (IUCD)
B. Oral contraceptive pills (OCP)
C. Permanent sterilization
D. Barrier methods (Correct Answer)

Explanation: **Explanation:** The primary concern for a commercial sex worker (CSW) is not only the prevention of unintended pregnancy but also the high risk of exposure to **Sexually Transmitted Infections (STIs)** and **HIV**. **1. Why Barrier Methods are the Correct Choice:** Barrier methods, specifically male or female condoms, are the only contraceptive options that provide **dual protection**. They act as a physical barrier that prevents the exchange of bodily fluids, thereby reducing the transmission of STIs (like Syphilis, Gonorrhea, and Chlamydia) and HIV. In high-risk groups, preventing infection is as clinically significant as preventing conception. **2. Why Other Options are Incorrect:** * **IUCD (Option A):** These are generally contraindicated or used with extreme caution in individuals at high risk for STIs. If a patient with an IUCD acquires an infection (like Chlamydia), there is a significantly higher risk of developing **Pelvic Inflammatory Disease (PID)**, which can lead to tubal factor infertility and chronic pelvic pain. * **OCPs (Option B):** While highly effective at preventing pregnancy, OCPs offer **zero protection** against STIs/HIV. * **Permanent Sterilization (Option C):** Like OCPs, surgical sterilization (Tubectomy) only prevents pregnancy and provides no protection against the high risk of infections associated with the profession. **High-Yield Clinical Pearls for NEET-PG:** * **Dual Protection Strategy:** For CSWs, the ideal recommendation is often "Dual Protection"—using a condom (for STI prevention) plus a highly effective method like an injectable or OCP (for superior pregnancy prevention). However, if only one "best" method is asked, **Barrier methods** take precedence due to the STI risk. * **Nonoxynol-9 Warning:** Spermicides (often used with barriers) can cause vaginal irritation and actually *increase* the risk of HIV transmission; they are not recommended for frequent use in high-risk groups. * **WHO Eligibility Criteria:** High risk for STIs is a **Category 4** (unacceptable health risk) for IUCD insertion.

Question 484: Which of the following is a natural family planning method?

A. Abstinence
B. Coitus interruptus
C. Basal Body Temperature (BBT) charting (Correct Answer)
D. Safe period calculation

Explanation: **Explanation:** **Correct Option: C. Basal Body Temperature (BBT) charting** Natural family planning (NFP) methods, also known as **Fertility Awareness-Based Methods (FABM)**, rely on identifying the fertile window of the menstrual cycle through physiological signs. BBT charting is a classic NFP method where a woman measures her body temperature every morning before rising. A slight rise in temperature (0.4°F to 1.0°F) occurs immediately **after ovulation** due to the thermogenic effect of **Progesterone**. By tracking this shift, the fertile period can be identified to avoid unprotected intercourse. **Analysis of Incorrect Options:** * **A. Abstinence:** While a behavioral approach to preventing pregnancy, it is classified as a **behavioral method** rather than a "natural family planning" technique, which specifically refers to timing intercourse around the menstrual cycle. * **B. Coitus interruptus (Withdrawal):** This is a **traditional/behavioral method** of contraception. It does not involve monitoring physiological signs of fertility and has a high failure rate due to the presence of sperm in pre-ejaculatory fluid. * **D. Safe period calculation (Calendar Method):** While this is a form of NFP, the question asks for the most definitive physiological marker among the choices. In many standard classifications, "Natural Family Planning" specifically refers to methods like BBT, Cervical Mucus (Billings), or Symptothermal methods, whereas the Calendar method is often categorized separately as a "Periodic Abstinence" calculation based on history rather than current physiological signs. **NEET-PG High-Yield Pearls:** * **Pearl 1:** The BBT rise is **retrospective**; it confirms ovulation has occurred but does not predict it in advance. * **Pearl 2:** **Spinnbarkeit phenomenon** (increased elasticity of cervical mucus) occurs just before ovulation due to peak Estrogen levels. * **Pearl 3:** The **Symptothermal method** (combining BBT, cervical mucus, and calendar) is the most effective natural method. * **Pearl 4:** **Lactational Amenorrhea Method (LAM)** is only reliable for up to 6 months postpartum, provided the mother is exclusively breastfeeding and remains amenorrheic.

Question 485: Oral contraceptive pills offer protection against which of the following conditions?

A. Sexually transmitted diseases (STDs)
B. Breast cancer
C. Ovarian cancer (Correct Answer)
D. Hepatocellular carcinoma

Explanation: ### Explanation **Correct Answer: C. Ovarian Cancer** Combined Oral Contraceptive Pills (COCPs) provide significant non-contraceptive benefits, most notably a reduction in the risk of **ovarian and endometrial cancers**. The protective effect against ovarian cancer is attributed to the **suppression of ovulation**. According to the "incessant ovulation" theory, repeated trauma to the ovarian epithelium during ovulation increases the risk of malignant transformation. By inhibiting the release of gonadotropins (FSH and LH) and preventing ovulation, COCPs allow the ovarian surface to remain "at rest." This protection begins after just 3–6 months of use and can reduce the risk by up to 50% with long-term use, persisting for 15–20 years after discontinuation. **Why other options are incorrect:** * **A. Sexually Transmitted Diseases (STDs):** OCPs provide no barrier protection. In fact, they may slightly increase the risk of certain STDs (like Chlamydia) by causing cervical ectopy, though they may reduce the risk of Pelvic Inflammatory Disease (PID) by thickening cervical mucus. * **B. Breast Cancer:** The relationship is controversial, but most studies suggest a slight **increase** in the relative risk of breast cancer during current use, which returns to baseline 10 years after stopping. * **D. Hepatocellular Carcinoma:** Long-term OCP use is a known risk factor for **benign hepatic adenomas** and has a weak, inconsistent association with an increased risk of hepatocellular carcinoma in non-cirrhotic patients. **High-Yield Clinical Pearls for NEET-PG:** * **Protective Effects:** OCPs reduce the risk of Ovarian cancer, Endometrial cancer, Colorectal cancer, Ectopic pregnancy, and Benign breast disease (e.g., fibroadenoma). * **Increased Risks:** OCPs are associated with an increased risk of Cervical cancer (especially with >5 years of use), Hepatic adenoma, and Thromboembolism (VTE). * **Mechanism:** OCPs prevent pregnancy primarily by suppressing the LH surge, thereby inhibiting ovulation.

Question 486: Peritoneum is opened in all of the following sterilization procedures except?

A. Mini lap
B. Laparoscopy
C. Vasectomy (Correct Answer)
D. Transvaginal tubectomy

Explanation: **Explanation:** The core concept tested here is the anatomical approach to sterilization. In females, the fallopian tubes are located within the pelvic cavity, which is lined by the peritoneum. Therefore, any surgical approach to the tubes (tubectomy) necessitates entering the peritoneal cavity. In males, the vas deferens is located within the scrotal sac and the spermatic cord, which are extraperitoneal structures. **Why Vasectomy is the correct answer:** * **Vasectomy:** This procedure involves an incision in the scrotal skin to access the vas deferens. Since the scrotum is an extension of the abdominal wall but the procedure is performed distal to the internal inguinal ring, the **peritoneum is never opened**. It is an extraperitoneal procedure. **Why the other options are incorrect:** * **Mini-lap (Mini-laparotomy):** This involves a small suprapubic abdominal incision (usually 2-3 cm). To reach the uterus and tubes, the surgeon must incise the rectus sheath and **open the parietal peritoneum**. * **Laparoscopy:** This requires the creation of a pneumoperitoneum. A trocar is inserted through the abdominal wall, directly **piercing the peritoneum** to visualize the pelvic organs. * **Transvaginal Tubectomy:** The surgeon enters through the posterior vaginal fornix (colpotomy). This requires opening the **Pouch of Douglas**, which is the lowest reflection of the peritoneal cavity. **High-Yield Clinical Pearls for NEET-PG:** * **Most common site** for tubal ligation: Isthmus (specifically the isthmic-ampullary junction). * **Pomeroy’s Method:** The most commonly used technique for tubectomy due to its simplicity and efficacy. * **Failure Rates (Pearl Index):** Vasectomy (0.1–0.15) is generally more effective and has fewer complications than female sterilization (0.5). * **Post-Vasectomy Advice:** Sterility is not immediate. A patient is considered sterile only after **two consecutive negative semen analyses** or after 12 weeks/20 ejaculations.

Question 487: Menstrual regulation is done up to how many days of amenorrhea?

A. 35 days of amenorrhea
B. 42 days of amenorrhea
C. 49 days of amenorrhea (Correct Answer)
D. 56 days of amenorrhea

Explanation: **Explanation:** **Menstrual Regulation (MR)** is a procedure used to induce menstruation in a woman who has missed her period, typically before a pregnancy is clinically confirmed by conventional tests. According to standard clinical guidelines and the National Health Programs in India, Menstrual Regulation is performed up to **42 to 49 days (7 weeks)** from the first day of the last menstrual period (LMP). While some older texts mention 42 days, current clinical standards and the NEET-PG curriculum recognize **49 days** as the upper limit for MR. * **Why Option C is Correct:** The procedure involves the aspiration of the endometrial lining using a Karman’s cannula (4-6 mm) and a 60ml syringe (Manual Vacuum Aspiration). It is most effective and safest when performed within **49 days of amenorrhea**. Beyond this period, the products of conception become too large for simple MR, and the procedure is then classified as a first-trimester Medical Termination of Pregnancy (MTP). * **Why Other Options are Incorrect:** * **35 days (5 weeks):** This is too early; while MR can be done, it is not the upper limit. * **42 days (6 weeks):** This was the traditional limit in older protocols, but 49 days is now the accepted standard for the maximum duration. * **56 days (8 weeks):** At this stage, the procedure is strictly considered a formal MTP (Surgical or Medical) and requires larger cannulas or pharmacological intervention (Mifepristone/Misoprostol). **Clinical Pearls for NEET-PG:** * **Instrument:** Uses the **Karman’s Syringe/Cannula** (Manual Vacuum Aspiration). * **Confirmation:** MR is often done without a formal pregnancy test; however, if the test is positive, it is technically an early MTP. * **MTP Act (India):** Under the amended MTP Act, medical termination is now legal up to **24 weeks** for specific categories of women, but MR remains a specific subset for very early intervention (up to 7 weeks).

Question 488: Which of the following statements about the Rhythm method of contraception is false?

A. Anencephaly is a reported complication of the calendar method. (Correct Answer)
B. It is associated with no costs.
C. The safe period can also be observed using the temperature rhythm or mucous method.
D. Abstinence is needed for about 7-10 days.

Explanation: **Explanation:** The Rhythm (Calendar) method is a natural family planning technique based on predicting ovulation. **Why Option A is the Correct Answer (The False Statement):** There is **no scientific evidence** or established clinical correlation linking the Rhythm method to congenital anomalies like **Anencephaly**. Anencephaly is a neural tube defect primarily associated with folic acid deficiency, genetic factors, or maternal diabetes. While some older hypotheses suggested that "aged gametes" (due to fertilization occurring at the edges of the fertile window) might lead to chromosomal abnormalities or spontaneous abortions, structural defects like anencephaly are not reported complications of this method. **Analysis of Other Options:** * **Option B:** It is indeed associated with **no financial costs**, as it requires no drugs, devices, or clinical procedures. * **Option C:** The "Safe Period" can be identified via multiple physiological markers. The **Temperature method** (detecting the 0.3–0.5°C rise post-ovulation) and the **Mucous (Billings) method** (observing thin, slippery cervical mucus) are valid variants used to increase the method's efficacy. * **Option D:** In a standard 28-day cycle, ovulation occurs on day 14. Considering sperm survival (3–5 days) and ovum viability (12–24 hours), abstinence is typically required from **Day 10 to Day 17** (approx. 7–10 days) to prevent pregnancy. **High-Yield Clinical Pearls for NEET-PG:** * **Ogino-Knaus Formula:** To calculate the fertile period, subtract 18 days from the shortest cycle and 11 days from the longest cycle. * **Pearl Index:** The failure rate of the Rhythm method is high, ranging from **20–25 per 100 woman-years** with typical use. * **Contraindication:** It is unreliable in women with irregular menstrual cycles. * **Spinnbarkeit Phenomenon:** Refers to the elasticity of cervical mucus during the ovulatory phase, a key component of the Mucous method.

Question 489: What is the recommended lifespan of a Copper T 380A intrauterine device?

A. 4 years
B. 5 years
C. 3 years
D. 10 years (Correct Answer)

Explanation: **Explanation:** The **Copper T 380A (CuT 380A)** is a highly effective, long-acting reversible contraceptive (LARC). The "380" refers to the surface area of copper wire (380 $mm^2$) wrapped around the vertical stem and the copper sleeves on the horizontal arms. This high copper content increases its efficacy and longevity. **Why Option D is Correct:** The FDA and the Government of India (under the National Family Planning Program) recommend a lifespan of **10 years** for the CuT 380A. The primary mechanism of action is the release of copper ions, which are spermicidal, inhibit sperm motility, and cause a sterile inflammatory response in the endometrium, preventing implantation. **Why Other Options are Incorrect:** * **Options A & C (3-4 years):** These are too short for modern copper IUDs. Older models like the Lippes Loop or CuT 200 had shorter durations, but they are no longer the standard of care. * **Option B (5 years):** This is the lifespan of the **CuT 375 (Multiload)** and the **Mirena (LNG-IUD)**. While Mirena is now often used for up to 8 years in some clinical guidelines, 5 years remains the standard duration for CuT 375. **High-Yield Clinical Pearls for NEET-PG:** * **Ideal Insertion Time:** Within 10 days of the onset of menstruation (to ensure the patient is not pregnant and the cervix is slightly dilated). * **Post-Placental Insertion:** Can be inserted within 48 hours of delivery (PPIUCD). * **Emergency Contraception:** CuT 380A is the **most effective** method of emergency contraception if inserted within 5 days (120 hours) of unprotected intercourse. * **Common Side Effects:** The most common side effect is **menorrhagia** (increased menstrual bleeding), followed by pelvic pain.

Question 490: Which of the following is a barrier method of contraception?

A. Hormonal contraceptive
B. Intrauterine device (IUD)
C. Condom (Correct Answer)
D. Sterilization

Explanation: **Explanation:** **Barrier methods** of contraception work by creating a physical or chemical blockade that prevents sperm from entering the uterine cavity and reaching the oocyte. The **condom** (both male and female) is the most widely used barrier method. It acts as a mechanical sheath that traps semen, preventing direct contact between spermatozoa and the vaginal mucosa. **Analysis of Options:** * **A. Hormonal Contraceptives:** These work primarily by suppressing ovulation via the HPO (Hypothalamic-Pituitary-Ovarian) axis and thickening cervical mucus. They do not provide a physical barrier. * **B. Intrauterine Device (IUD):** These are long-acting reversible contraceptives (LARC). They work by causing a sterile inflammatory response in the endometrium (Copper-T) or thinning the lining and thickening mucus (LNG-IUS), making the environment hostile to sperm and implantation. * **D. Sterilization:** This is a permanent surgical method (Vasectomy/Tubectomy) that involves occluding the transport ducts (vas deferens or fallopian tubes). **High-Yield Clinical Pearls for NEET-PG:** 1. **Dual Protection:** Condoms are the **only** contraceptive method that provides protection against both unintended pregnancy and **Sexually Transmitted Infections (STIs)**, including HIV. 2. **Failure Rate:** The typical use failure rate of male condoms is approximately **13-18%**, whereas perfect use is **2%**. 3. **Other Barrier Methods:** Include the diaphragm, cervical cap, vaginal sponge, and chemical barriers (spermicides like Nonoxynol-9). 4. **Contraindication:** Oil-based lubricants should never be used with latex condoms as they cause degradation and breakage.

Practice by Chapter

Natural Family Planning Methods

Practice Questions

Barrier Methods

Practice Questions

Hormonal Contraceptives

Practice Questions

Intrauterine Devices

Practice Questions

Emergency Contraception

Practice Questions

Permanent Contraception Methods

Practice Questions

Contraception in Special Populations

Practice Questions

Contraceptive Counseling

Practice Questions

Side Effects and Complications of Contraceptives

Practice Questions

Future Contraceptive Technologies

Practice Questions

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