PMHNP ANCC LAB VALUES exams

PMHNP ANCC LAB VALUES exams
Get a hint
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, metastatic cancer



Sodium, Na+ - ✔✔135-148 mEq/L



hypernatremia - ✔✔dehydration

hypovolemia

diabetes insipidus

eating too much salt

gastroenteritis

drugs such as adrenocorticosteroids, methyldopa, hydrazine, cough meds



hyponatremia - ✔✔drugs such as lithium, vasopressin, diuretics

addisons

renal disorder

, gi fluid loss



Magnesium, Mg - ✔✔1.3 - 2.1 mEq/L

lithium can increase



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



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



Potassium, K+ - ✔✔3.5-5.1 mEq/L



hyperkalemia - ✔✔chronic marijuana use can elevate potassium



Chloride, Cl - ✔✔98 - 106

passive transport through sodium

major anion in the extracellular fluid



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



Liver - AST - ✔✔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 - ✔✔10 - 38 IU/L