Labs and Reference Ranges Flashcards
chem 7 panel
na cl bun glucose
k hco3 scr
wbc (hgb/hct) plt
leukocytosis
inc wbc
polycythemia
inc rbc
thrombocytosis
inc platelets
leukopenia
dec wbc
anemia
dec rbc or hgb
thrombocytopenia
dec platelets
agranulocytosis
dec in neutrophils, basophils, eosinophils
causes of agranulocytosis
propylthiouricil,methimazole, procainamid, clozapine, carbamazepine, bactrim, isoniazid
calcium total
8.5-10.5mg/dL
when to calculate corrected calcium
if the albumin is low
causes of calcium increase
vitamin D, thiazide diuretics
causes of calcium decrease
long term heparin, loop diuretics, bisphosphonates,cinacalcet
magnesium
1.3-2.1
causes of magnesium derease
PPIs, diuretics
phosphate
2.3-4.7
causes of phosphate increase
renal failure
potassium
3.5-5
causes of potassium increase
ace/arb, aldosterone receptor antagonists, aliskiren, cyclosporine, tacrolimus, potassium supplements, drospirenone, canaglifozin
causes of potassium decrease
beta 2 agonists, diuretics, insulin
sodium
135-145
causes of sodium decrease
carbamazepine, oxcarbazepine, ssris, diuretics
bicarb
venous: 24-30
arterial 22-26
causes of bicarb decrease
topiramate
BUN
7-20
causes of bun increase
renal impairment and dehydration
scr
0.6-1.3
causes of scr increase
aminoglycosiders, ampho b, cisplatin, colistimethate,cyclosporine, loop diuretics, polymyxin, nsaids, contrast dye, tac, and vanc
anion gap
5-12
wbc
4-11000
causes of wbc increase
systemic steroids
causes of wbc decrease
clozapine, carbamzepine
neutrophils
45-73%
bands
3-5%
eospinophils
0-5%
causes of eosinophil increase
parasitic infection
basophils
0-1%
causes of basophil increase
hypersensitivity reaction