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Labs and Reference Ranges Flashcards

1
Q

chem 7 panel

A

na cl bun glucose
k hco3 scr

wbc (hgb/hct) plt

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2
Q

leukocytosis

A

inc wbc

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3
Q

polycythemia

A

inc rbc

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4
Q

thrombocytosis

A

inc platelets

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5
Q

leukopenia

A

dec wbc

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6
Q

anemia

A

dec rbc or hgb

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7
Q

thrombocytopenia

A

dec platelets

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8
Q

agranulocytosis

A

dec in neutrophils, basophils, eosinophils

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9
Q

causes of agranulocytosis

A

propylthiouricil,methimazole, procainamid, clozapine, carbamazepine, bactrim, isoniazid

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10
Q

calcium total

A

8.5-10.5mg/dL

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11
Q

when to calculate corrected calcium

A

if the albumin is low

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12
Q

causes of calcium increase

A

vitamin D, thiazide diuretics

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13
Q

causes of calcium decrease

A

long term heparin, loop diuretics, bisphosphonates,cinacalcet

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14
Q

magnesium

A

1.3-2.1

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15
Q

causes of magnesium derease

A

PPIs, diuretics

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16
Q

phosphate

A

2.3-4.7

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17
Q

causes of phosphate increase

A

renal failure

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18
Q

potassium

A

3.5-5

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19
Q

causes of potassium increase

A

ace/arb, aldosterone receptor antagonists, aliskiren, cyclosporine, tacrolimus, potassium supplements, drospirenone, canaglifozin

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20
Q

causes of potassium decrease

A

beta 2 agonists, diuretics, insulin

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21
Q

sodium

A

135-145

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22
Q

causes of sodium decrease

A

carbamazepine, oxcarbazepine, ssris, diuretics

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23
Q

bicarb

A

venous: 24-30

arterial 22-26

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24
Q

causes of bicarb decrease

A

topiramate

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25
Q

BUN

A

7-20

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26
Q

causes of bun increase

A

renal impairment and dehydration

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27
Q

scr

A

0.6-1.3

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28
Q

causes of scr increase

A

aminoglycosiders, ampho b, cisplatin, colistimethate,cyclosporine, loop diuretics, polymyxin, nsaids, contrast dye, tac, and vanc

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29
Q

anion gap

A

5-12

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30
Q

wbc

A

4-11000

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31
Q

causes of wbc increase

A

systemic steroids

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32
Q

causes of wbc decrease

A

clozapine, carbamzepine

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33
Q

neutrophils

A

45-73%

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34
Q

bands

A

3-5%

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35
Q

eospinophils

A

0-5%

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36
Q

causes of eosinophil increase

A

parasitic infection

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37
Q

basophils

A

0-1%

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38
Q

causes of basophil increase

A

hypersensitivity reaction

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39
Q

lymphocytes

40
Q

causes of lymphocyte increase

A

viral infections, lymphoma

41
Q

causes of lymphocyte decrease

A

bone marrow suppression, HIV or systemic steroids

42
Q

RBC

A
  1. 5-5.5 (m)

4. 1-4.9 (f)

43
Q

causes of RBC decrease

A

chemo, deficiency anemias, hemolytic anemia, sickle cell

44
Q

hgb

A

13.5-18 (m)

12-16(F)

45
Q

causes of hgb increase

46
Q

causes of hgb decrease

47
Q

mcv

48
Q

causes of mcv increase

A

b12 or folate deficiency

49
Q

causes of mcv decrease

A

iron deficiency

50
Q

folic acid

51
Q

causes of folic acid decrease

A

phenytoin/fosphenytoin, phenobarbital, primidone, mtx, bactrim

52
Q

vitamin b12

53
Q

causes of vitamin b12 decrease

A

PPIs, metforomin

54
Q

coombs test, direct

A

used to determine cause of hemolytic anemia

55
Q

cause of positive coombs test

A

penicillins/cephalosporoins, isoniazid, levodopa, methyldopa, nitrofurantoin, quinidine, quinine, rifampin, sulfonamide

56
Q

g6pd

57
Q

causes of g6pd deficiency

A

fava beans, chloroquine, dapsone, methylene blue, nitrofurantoin, primaquine, probenecid, quinidine, quinine, rasburicase, and sulfonamides

58
Q

anti-Xa

A

obtained 4 hours after sc

59
Q

causes of increase anti-xa

A

heparin, lmwhs

60
Q

pt

61
Q

inr

A

<1.2 (if not on warfarin)

62
Q

causes of increase in pt/inr

A

liver disease, daptomycin

63
Q

aPTT

A

22-38 seconds

64
Q

plts

A

150-450,000

65
Q

causes of PLT decrease

A

heparin, lmwh, fondaparinux, valproic acid

66
Q

albumin

67
Q

drugs that require correction for low albumin

A

phenytoin, valproic acid, calcium

68
Q

AST

69
Q

ALT

70
Q

T bili

71
Q

amylase

72
Q

lipase

73
Q

causes of increased pancreatitis

A

didanosine, GLP-1 agonists, valproic acid, hypertriglyceridemia

74
Q

creatinine kinase

A

55-170 (m)

30-135 (f)

75
Q

causes of creatinine kinase increase

A

daptomycin, statins, tenofovir, raltegravir, dolutegravir

76
Q

ldl

77
Q

hdl

78
Q

non hdl

79
Q

CRP

80
Q

fasting glucose

A

100-125 (prediabetes)

81
Q

c peptide

82
Q

UAE

A

<30mg/24 hrs

83
Q

TSH

84
Q

causes of tsh increase

A

interferons, tyrosine kinase inhibitors, lithium, carbamazepine

85
Q

uric acid

A

3.5-7.2 (m)

2-6.5 (f)

86
Q

increase in uric acid

A

diuretics, niacin, aspirin,pyrazinamide, cyclosporine,tac,pancreatic enzyme product, chemotherapy

87
Q

causes DILE

A

anti-tnf, hydralazine, isoniaxid, methimazole, methyldopa, minocycline, procainamide, propylthiouracil, quinidine, terbinafine

88
Q

HIV CD4 count

89
Q

pH

90
Q

psa

91
Q

lactic acid

92
Q

causes of increased lactic acid

A

NRTIs, metformin

93
Q

causes of increase in prolactin

A

haloperidole, risperidone, paliperidone

94
Q

RPR

A

used for syphilis

95
Q

vit D

Naplex (6 decks)

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