AIIMS Bhopal NO - 2018 (Shift-1st)
Obstetrics & Gynaecology
Easy

Which of the following is the method of termination of pregnancy in the second trimester (13 to 20 weeks)?

Appeared in: AIIMS Bhopal NO - 2018 (Shift-1st)

Explanation

  • Termination of pregnancy in the second trimester (13-20 weeks) can be performed either surgically (Dilation and Evacuation - D&E) or medically by inducing labor.
  • Oxytocin is a potent uterotonic agent, meaning it stimulates the uterus to contract.
  • A concentrated oxytocin infusion is administered intravenously to induce strong, regular uterine contractions, mimicking labor to expel the fetus and placenta.
  • This method is one of the established pharmacological options for inducing a second-trimester abortion.

Why Other Options Were Wrong

  • Option A: Mifepristone is primarily used for medical abortion in the first trimester, typically up to 10 weeks (70 days) of gestation. It works by blocking the hormone progesterone, which is necessary to sustain a pregnancy.
  • Option B: Methotrexate is a folic acid antagonist used for medical termination of very early first-trimester pregnancies. It is also the primary treatment for unruptured ectopic pregnancies.
  • Option D: Vacuum aspiration, also known as suction curettage, is the most common surgical method for pregnancy termination during the first trimester (up to 12-14 weeks).

Related Visual

Visual explanation — Related Visual
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Methods of second-trimester pregnancy termination as background academic context rather than a clinical decision trigger.
  • Nurses play a critical role in managing patients undergoing second-trimester termination. This includes administering medications like oxytocin, managing pain, monitoring vital signs, and observing for complications such as hemorrhage, infection, or retained products of conception.
  • Providing non-judgmental emotional and psychological support is a crucial nursing responsibility, as patients may experience a range of emotions including grief, anxiety, or relief.
  • What if? If the patient had a previous cesarean section, the use of uterotonic agents like oxytocin or prostaglandins for second-trimester induction carries an increased risk of uterine rupture. The care team would need to counsel the patient on this risk and might consider D&E as a potentially safer alternative.
How to Approach the Question
  • First, identify the key parameters in the question stem: 'termination of pregnancy' and the specific time frame, 'second trimester (13 to 20 weeks)'.
  • Next, systematically evaluate each option based on your knowledge of abortion methods and their typical gestational windows.
  • Recall that Mifepristone and Methotrexate are drugs primarily used for medical abortions in the first trimester.
  • Recall that Vacuum Aspiration is a surgical procedure for the first trimester. The corresponding second-trimester procedure is Dilation and Evacuation (D&E).
  • Identify that inducing labor is a valid medical method for second-trimester termination.
  • Recognize Oxytocin as a powerful uterotonic agent used to induce labor contractions. This makes it the correct choice among the given options for a second-trimester termination.
Concept Tested & Keywords
  • Concept Tested: Methods of second-trimester pregnancy termination.
  • Stem keywords: termination of pregnancy, second trimester, 13 to 20 weeks
  • Lead-in keywords: Which of the following

Question ID

QUSOUr27YRRRsF-5hXke6N

Reference Book

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) pp. 8401-8404, 8398-8400

E6 Obstetrics Williams p. 8-20

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Which of the following is the method of termination of pregnancy in the second trimester (13 to 20 weeks)? - AIIMS Bhopal NO - 2018 (Shift-1st) | NPrep