Need to Know Lab Values

total WBCs

5000-10,000/5-10

hemoglobin (Hgb, hb) - males

14-18

hemoglobin (Hgb, hb) - females

12-16

hematorcit (Hct) - males

42-52%

hematocrit (Hct) - females

37%-47%

platelet (PLT)

150-400

activated partial thromboplastin time (aPTT)

30-40 seconds

• therapeutic value: 46-70 seconds

prothrombin time (PT)

11-12.5 seconds

international normalized ratio (INR)

0.75-1.25

• therapeutic value: 2-3 VTE, 2.5-3.5 mechanical value

  • may vary based on comorbidities

d-dimer

<250

sodium

136-145

potassium

3.5-5

calcium

9-10.5

phosphate

3-4.5

magnesium

1.3-2.1

blood urea nitrogen (BUN)

10-20

creatinine (Cr) - males

0.6-1.2

creatinine (Cr) - females

0.5-1.1

pH

7.35-7.45

CO2

35-45

HCO3

22-26

SpO2

>95%

PaO2

80-100

B-type natriuretic peptide (BNP)

<100

left ventricular ejection fraction (LVEF)

55-65%

troponin T (cTnT)

<0.1

troponin I (CTnl)

<0.03

cholesterol

<200

MAP (mean arterial pressure)

>60

HbA1c

4-5.6%

glucose (fasting)

74-106

TSH

2-10

lipase

0-160

amylase

30-220

temp

96.8-100.4

• call if >101.5

blood pressure

120/80

• call if systolic pressure is less than 90 or greater than 160

pulse rate

60-100

• call if less than 50 or greater than 120

respiratory rate

12-20

• call if less than 10 or greater than 30

pulse ox

>90%

• call if less than 90-92% unless expected

urine output

call if less than 240 mL in 8 hours

heart rhythm

any change in rhythm

pulse pressure

difference between systolic and diastolic blood pressure narrows gradual increase or decrease in BP

orthostatic changes

• systolic BP decreases more than 20 or diastolic decreases more than 10

• OR

• heart rate increased more than 20 beats from supine to standing

insensible loss (skin and lungs) daily average

900 mL

1 tbs

15 mL

1 tsp

5 mL

8 oz

1 cup

1 quart

4 cups

1 oz

30 mL