thyroid function 4

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thyroid function 4
2012-07-01 13:57:30


thyroid function #4
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  1. The most common cause of hyperthyroidism is ?
    Graves’ disease
  2. What is Graves disease?
    • an autoimmune disorder
    • antibodies stimulate the thyroid gland
  3. Graves’ disease is characterized by?
    enlarged thyroid that produces an overabundance of thyroid hormone
  4. The anti-thyroid drugs are used to treat for hyperthyroidism?
    • methimazole or propylthiouracil (PTU)
    • 6-N-propylthiouracil (PROP)
  5. The medications provide prompt relief but cannot be used as ?
    permanent treatment.
  6. What is used to treat symptoms including tremors or palpations?
    Beta‑blockers- propranolol
  7. What is the most widely recommended permanent treatment for Graves?
    Radioactive iodine
  8. Women should avoid _____________ for six to 12 months post-treatment.
  9. Men should consider __________________ prior to treatment with radioactive iodine.
    sperm banking
  10. Thyroid function is especially important during the first 2-14 weeks of pregnancy when fetal brain development is dependent on maternal thyroid hormone
  11. Maternal increased risks with Hyperthyroidism
    • Preeclampsia
    • Pre-term delivery
    • Placental abruption
    • Postpartum hemorrhage
    • SAB
  12. Neonatal increased risks - hyperthyroidism in pregnancy
    • Low birth weight
    • Perinatal death/stillbirth
  13. hyperthyroidism in pregnancy - Children born with
    Adverse effects in cognition, intellect and motor development
  14. Impairment in neuropsychological development?
    • IQ scores and school learning abilities
    • Heart failure
    • Low birth weight
    • Neonatal thyroid dysfunction
    • Perinatal death/stillbirth
    • Placental abruption
    • Preeclampsia
    • Pre-term delivery
    • SAB
    • Thyroid storm
  15. Thyroid function test results change during pregnancy due to the?
    hCG and estrogen hormones.
  16. Being a glycoprotein hormone, hCG is produced during pregnancy by the ?
    developing embryo soon after conception and later by the syncytiotrophoblast.
  17. Glycoprotein hormone acts as a weak thyroid stimulator, causing ________________ in the first trimester.
    a drop in TSH
  18. After the drop in TSH, TSH returns to normal throughout the ?
    duration of pregnancy
  19. If TSH is above ________ in early pregnancy, it may be indicative of subclinical hypothyroidism, which can be defined as an elevated TSH with normal free T4
    2.3 mIU/L
  20. Because there are no universal reference ranges for thyroid function tests in pregnancy, TSH may be in the nonpregnant, normal range.
    However, the normal drop in TSH with pregnancy needs to be considered