Quiz on Hypothyroidism in Pregnancy

1. Which of the following is the most sensitive test for diagnosing hypothyroidism in pregnancy? A) Free T4
   B) Total T3
   C) TSH
   D) Anti-TPO antibodies

2. In pregnancy, the goal is to maintain TSH levels in the lower part of the normal range for pregnancy. What is the recommended range for TSH? A) 1.0–2.5 mU/L
   B) 0.1–2.5 mU/L
   C) 0.5–3.5 mU/L
   D) 3.5–5.0 mU/L

3. Which thyroid hormone therapy is typically used in the management of hypothyroidism during pregnancy? A) Liothyronine
   B) Levothyroxine
   C) Methimazole
   D) Propylthiouracil

4. A pregnant woman with hypothyroidism should be monitored for all of the following fetal complications EXCEPT: A) Intrauterine Growth Restriction (IUGR)
   B) Miscarriage
   C) Hyperthyroidism
   D) Neurodevelopmental impairment

5. What is the most common cause of hypothyroidism in pregnancy? A) Iodine deficiency
   B) Hashimoto's thyroiditis
   C) Pituitary adenoma
   D) Subacute thyroiditis

6. In which trimester does the maternal thyroid hormone requirement typically increase? A) First trimester
   B) Second trimester
   C) Third trimester
   D) All trimesters

7. Which of the following is an important reason for early treatment of hypothyroidism in pregnancy? A) To prevent excessive weight gain
   B) To reduce the risk of miscarriage
   C) To improve maternal sleep
   D) To prevent gestational diabetes

8. What is the risk of untreated maternal hypothyroidism on fetal neurodevelopment? A) Increased risk of developmental delay
   B) Decreased risk of developmental delay
   C) No effect on neurodevelopment
   D) Increased risk of congenital malformations

9. When should TSH levels be monitored in a pregnant patient on levothyroxine for hypothyroidism? A) Once a year
   B) Every 4–6 weeks during pregnancy
   C) Every trimester only
   D) Only after delivery

10. Which of the following is associated with maternal hypothyroidism in pregnancy? A) Decreased risk of preeclampsia
    B) Increased risk of preterm birth
    C) Decreased risk of gestational diabetes
    D) Increased risk of post-term pregnancy