Normal Lab Values

Question 1

Sodium

Answer 1

135-145 mEq/L

Question 2

Potassium

Answer 2

3.5-5.0 mEq/L

Question 3

Total Calcium

Answer 3

9.0-10.5 mg/dL

Question 4

Magnesium

Answer 4

1.3-2.1 mg/dL

Question 5

Phosphorus

Answer 5

3.0 –4.5 mg/dL

Question 6

BUN

Answer 6

10-20 mg/dL

Question 7

Creatinine

Answer 7

0.5-1.2

Question 8

Glucose

Answer 8

70 -110 mg/dL

Question 9

HgbA1c

Answer 9

< 6%

Question 10

WBC

Answer 10

5,000-10,000/mm3

Question 11

RBC

Answer 11

Men: 4.7-6.1 million/mm3, Women: 4.2-5.4 million/mm3

Question 12

Hemoglobin

Answer 12

Men: 14-18g/100 mL, Women: 12-16 g/100 mL

Question 13

Hematocrit

Answer 13

Men: 42-52%, Women: 37-47%

Question 14

Platelet

Answer 14

150,000-400,000/mm3

Question 15

pH

Answer 15

7.35-7.45

Question 16

pC02

Answer 16

35 to 45 mm Hg

Question 17

p02

Answer 17

80-100 mmHg

Question 18

HCO3

Answer 18

21-26 mmol/L

Question 19

Normal PT

Answer 19

11-12.5 sec

Question 20

Normal INR

Answer 20

0.7-1.8 (Therapeutic INR 2-3)

Question 21

Normal PTT

Answer 21

30-40 sec (Therapeutic PTT 1.5 – 2 x normal or control values)

Question 22

Digoxin

Answer 22

0.5 to 2.0ng/mL

Question 23

Lithium

Answer 23

0.8 to 1.4 mEq/L

Question 24

Dilantin

Answer 24

10-20 mcg/mL

Question 25

Theophylline

Answer 25

10 to 20mcg/mL