Thyroid and parathyroid disease

Question 1

Why does dietary need for iodine increase in pregnancy?

Answer 1

1. Increased thyroid hormone production 2. Increased renal losses 3. Fetal iodine requirements

Question 2

What is the recommended daily intake of iodine per day for pregnant and lactating women?

Answer 2

Pregnant: 220mcg/day Lactating: 290mcg/day

Question 3

What obstetric complications are more likely with overt hypothyroidism in pregnancy?

Answer 3

• Miscarriage - Hypertension and pre-eclampsia - Placental abruption - Anaemia - PPH

Question 4

What fetal complications are more likely with overt hypothyroidism in pregnancy?

Answer 4

• Prematurity - Low birth weight - Perinatal mortality - Cognitive impairment and developmental delay