Chapter 11: Hypothyroidism in pregnancy

Question 1

Hypothyroidism

Answer 1

inadequate production of thyroid hormone

Question 2

S/S

Answer 2

can be masked by hypermetabolic state associated with pregnancy

• weight gain
• decrease in exercise capacity
• lethargy
• cold intolerance
• constipation
• hoarseness
• hair loss
• brittle nails
• dry skin

Question 3

Diagnosis

Answer 3

• elevated TSH level

- low to normal T3 and T4 levels

Question 4

Treatment

Answer 4

• thyroid hormone supplement (levothyroxine (Synthroid) with dose adjusted every 4 weeks until TSH levels reaches the lower end of the normal range for pregnancy)
• radioactive iodine contraindicated in pregnancy

Question 5

If Hypothyroidism if left untreated, there is an increased risk for what?

Answer 5

• preeclampsia
• placental abruption
• preterm birth
• low birth weight
• stillbirth
• fetal neurological development can be affected