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10 Cards in this Set
- Front
- Back
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Causes of Hypothyroidism?
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1. Iatrogenic: radiation, thyroidectomy
2. Hashimoto's Thyroiditis 3. Congenital hypothyroidism 4. Rx 5. Secondary causes |
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Labs to check?
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TFTs = Thyroid Function Panel
TSH, Free T4/T3 |
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Lab findings in primary hypothyroidism?
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> TSH
< free T4 and T3 |
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Labs in subclinical hypo?
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Normal T4 and T3
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EKG findings in hypothyroidism?
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Bradycardia
Low amplitude QRS complexes ** T waves are flat or inverted |
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Treatment?
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Replace hormone. Synthroid
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Pre-existing hypothyroidism in pregnancy. Any concerns?
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Might need to > dose 2nd pregnancy. Check TSH q semester.
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Other lab findings in hypothyroidism
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> Chol, > Triglycerides, > CPK, >LDH, CBC with Macrocytic Anemia
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Major complication
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Myxedema, usually brought on with stress, cold, infxn, narcotics. S/SX: stuporous, resp. depression with hypercarbia.
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Hashimoto's lab/imaging findings
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+ anti-thyroid antibodies
Maybe palpable |
