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Exam (elaborations)

ANCC PMHNP LAB VALUES

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T4, FREE THYROXINE 0.8-2.8 Increased In Graves Decreased In Hypothyroidism TSH 2- 10 mu/l Normal values can range from 0.4 - 4.0 mIU/L (milli-international units per liter), Calcium, Ca++ 8.8-10.5 <7.0, tetany >11.0, hyperparathyroidism >13.5, hypercalcemic coma, met...

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  • September 22, 2023
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  • 2023/2024
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BRAINBOOSTERS
ANCC PMHNP LAB VALUES
T4, FREE THYROXINE - answer 0.8-2.8
Increased In Graves
Decreased In Hypothyroidism


TSH - answer 2- 10 mu/l
Normal values can range from 0.4 - 4.0 mIU/L (milli-international units per liter),


Calcium, Ca++ - answer 8.8-10.5
<7.0, tetany
>11.0, hyperparathyroidism
>13.5, hypercalcemic coma, metastatic cancer


Sodium, Na+ - answer 135-148 mEq/L


hypernatremia - answer dehydration
hypovolemia
diabetes insipidus
eating too much salt
gastroenteritis
drugs such as adrenocorticosteroids, methyldopa, hydrazine, cough meds


hyponatremia - answer drugs such as lithium, vasopressin, diuretics
addisons
renal disorder
gi fluid loss

, Magnesium, Mg - answer 1.3 - 2.1 mEq/L
lithium can increase


hypomagnesemia - answer depression, confusion, irritability,nystagmus, tetany, convulsions,
ataxia, increased reflexes, muscle weakness


hypermagnesemia - answer N/V, respiratory depression, hypotension, depressed skeletal
muscle contraction and nerve function, bradycardia


Potassium, K+ - answer 3.5-5.1 mEq/L


hyperkalemia - answer chronic marijuana use can elevate potassium


Chloride, Cl - answer 98 - 106
passive transport through sodium
major anion in the extracellular fluid


Liver - ALT - answer 5 - 35 U/L - depakote can increase, safe to use up to 2 times normal limit


Liver - AST - answer 5 - 40 U/L
slight elevation can occur in DT's
depakote can increase, safe to use up to 2 times normal limit


Liver - GGT - answer 10 - 38 IU/L


Thrombocytopenia - answer Platelet count normal = 150,000-450,000
if below - bone marrow doesn't make enough platelets.

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