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7 Cards in this Set
- Front
- Back
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unexplained incr in TSH in pts on chronic LT4 (levothyroxine) Tx
-first step? |
R/O non-compliance
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monitoring Tx for hypothyroidism
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wait at least 6 wks before rechecking TFT's after starting LT4 (Levothyroxine) or changing hte dose
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MC mistakes in Tx hypothyroidism
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-incr LT4 dopsease by too much (>0.25-.05 mg/day)
-waiting <6 wks to recheck TFT's or change dose |
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lid retration
-what dz? -what causes it? |
-seen in hyperthy
-cause by contraction of levator palpebrae muscle of eyelid |
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subacute thyroiditis
-what causes it -char? |
-caused by virus (URI)
-exam: very tender thyroid |
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Tx hyperthyroidism
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Incr RAIU:
1. Graves: Tx=I-131 + BB til euthyroid 2. Toxic MNG: I-131 + BB til euthyroid 3. Solitary toxic nodule: I-131 or suirgery + BB til euthyroid Decr RAIU: 4. Subacute thyroiditis: BB, NSAIDS 5. Iodine-induced: endocrine consult 6. Factitious: d/c LT4, BB |
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how manage thyroid nodule
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-First get TSH
-if nl TSH==>FNA -if lo TSH==>thyroid scan, RAIU -if hi TSH==>Tx w/LT4 |
