Lab Values

Question 1

pH

Answer 1

7.35-7.45

Question 2

PaCO₂

Answer 2

35-45 mm Hg

Question 3

HCO_3^-

Answer 3

21-28 mEq/L

Question 4

PaO₂

Answer 4

80-100 mm Hg

Question 5

SaO₂

Answer 5

95-100%

Question 6

SpO₂

Answer 6

95-100%

Question 7

ABGs

Answer 7

• pH
• PaCO₂
• HCO_3^-
• PaO₂
• SaO₂

Question 8

CVP

Answer 8

• central venous pressure
• 2-6 mm Hg

Question 9

MAP

Answer 9

• 70-110 mm Hg
• critical: < 60 mm Hg

Question 10

lactate

Answer 10

• venous: 0.5-1.5 mmol/L
• arterial: 0.5-2.0 mmol/L
• shock: lactate > 5 + pH < 7.35

Question 11

K⁺

Answer 11

3.5-5.0 mmol/L

Question 12

Na⁺

Answer 12

135-145 mEq/L

Question 13

Cl^-

Answer 13

100-106 mEq/L

Question 14

Mg⁺⁺

Answer 14

1.3-2.1 mg/dL

Question 15

Ca⁺⁺

Answer 15

9.0-10.5 mg/dL

Question 16

P⁺

Answer 16

3.0-4.5 mg/dL

Question 17

serum osmolality

Answer 17

280-295

Question 18

BUN

Answer 18

10-20 mg/dL

Question 19

Cr

Answer 19

0.5-1.2 mg/dL

Question 20

uric acid

Answer 20

2.5-7.5 mg/dL

Question 21

PT

Answer 21

11.0-12.5 sec

Question 22

INR

Answer 22

• 0.8-1.1
• warfarin: 2.0-3.0

Question 23

aPTT

Answer 23

• 25-35 sec
• heparin: 1.5-2.0x normal

Question 24

D-dimer

Answer 24

< 0.43-2.33 mcg/mL

Question 25

RBC

Answer 25

• (million cells/mcL)
• male: 4.7-6.1
• female: 4.2-5.4

Question 26

Hct

Answer 26

• male: 42-52%
• female: 37-47%

Question 27

Hgb

Answer 27

• male: 14-18 g/dL
• female: 12-16 g/dL

Question 28

MCV

Answer 28

• 80-95 fL
• normo-, micro-, or macrocytic

Question 29

WBC

Answer 29

5,000-10,000 cells/µL

Question 30

neutrophils

Answer 30

48-73%

Question 31

lymphocytes

Answer 31

18-48%

Question 32

monocytes

Answer 32

0-9%

Question 33

eosinophils

Answer 33

0-5%

Question 34

basophils

Answer 34

0-2%

Question 35

Plt

Answer 35

150,000-400,000/µL

Question 36

RDW

Answer 36

11.6-14.6%

Question 37

reticulocyte

Answer 37

0.5-2.5%

Question 38

TIBC

Answer 38

250-460 mcg/dL

Question 39

Fe

Answer 39

• male: 80-180 mcg/dL
• female: 60-160 mcg/dL

Question 40

BG

Answer 40

70-100 mg/mL

Question 41

HbA1c

Answer 41

• 4-6%
• DM
  
  • 6.5-8%
  • target: 7%

Question 42

TC

Answer 42

• total cholesterol
• < 200 mg/dL

Question 43

LDL

Answer 43

< 70 mg/dL

Question 44

HDL

Answer 44

> 60 mg/dL

Question 45

triglycerides (TG)

Answer 45

< 150 mg/dL

Question 46

total bilirubin

Answer 46

≤ 1.0 mg/mL

Question 47

direct bilirubin

Answer 47

≤ 0.4 mg/mL

Question 48

alkaline phosphatase

Answer 48

• (ALP)
• 40-130 IU/L

Question 49

albumin

Answer 49

3.5-5 g/dL