NCLEX Review - Lab Values

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Hemoglobin

(f) 12-16 ; (m) 14 - 18

Hematocrit

(f) 37-47% ; (m) 42-52 %

Platelets

150,000-400,000

RBC

(f) 4.2-5.4 ; (m) 4.7-6.2 million

WBC

5,000 - 10,000

Sed Rate/ESR

(f) 0-20 sec ; (m) 0-15 sec

Prothrombin Time (PT)

11 - 12 sec (Coumadin)

International Normalized Ratio (INR)

Normal <2, Coumaden 2-3 reported with PT

Partial thromboplastin time (PTT)

normal 30-40 ; heparin 53-70

Sodium (Na)

135-145 critical <120 or >160

Potassium (K)

3.5-5.5 critical =< 2.5 or > 6.5

Chloride (Cl)

98-106 critical =< 80 or > 115

Calcium (Ca)

8.2-10.2 critical =<7 or > 12

Bilirubin

0.3 - 1.0

BUN

10-20 critical >100 (have acidemia, confusion, fatigue, N/V, coma)

Creatinine

0.5-1.2 critical >7.4, renal insufficiency if 1.5-3

Glucose

Fasting 60-110

Hemoglobin A1c

4-6% = good glucose control

Creatinine enzymes

CK-MB, troponin 1, AST, myoglobin, B-type natiuretic peptide

pH of urine

4.5 - 7.5

Specific gravity of urine

1.010 - 1.030

ABG pH

7.35 - 7.45

pCO2

35 - 45

HCO3

22-26

pO2

80-100

O2 saturation

95-100%

Cholesterol level

140-200

LDL level

<130

HDL level

>45

Serum Osmolality

285-295

Magnesium

1.5 - 2.5 mEq/L ( toxic level: 4.8 - 9.6 mEq/L)

Phosphorus

2.5-4.5 mEq/L

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