Lab Values

Question 1

Sodium (NA+)

Answer 1

136 - 145 mEq/L

Question 2

Potassium (K+)

Answer 2

3.5 - 5 mEq/L

Question 3

Calcium (Ca++)

Answer 3

9.0 - 10.5 mg/dL

Question 4

Magnesium (Mg++)

Answer 4

1.3 - 2.1

Question 5

Phosphorus (PO4)

Answer 5

3.0 - 4.5

Question 6

Chloride (Cl)

Answer 6

98 - 106 mEq/L

Question 7

ph

Answer 7

7.35 -7.45

Question 8

PaCO2

Answer 8

35 - 45 mmHg

Question 9

PaO2

Answer 9

80 - 100 mmHg

Question 10

Bicarbonate (HCO3)

Answer 10

21 to 28 mEq/L

Question 11

Red Blood Cells (RBCs)

Answer 11

females 4.2 - 5.4 million/uL
males 4.7 - 6.1 million/uL

Question 12

Hemoglobin (Hgb)

Answer 12

females 12 - 16 g/dL
males 14 - 18 g/dL

Question 13

Hematocrit (Hct)

Answer 13

females 37 - 47 %
males 42 - 52%

Question 14

White Blood Cells (WBCs)

Answer 14

5000 - 10000 mm3

Question 15

Erythrocyte Sedimentation Rate (ESR)

Answer 15

<20 mm/hr

Question 16

Total serum cholesterol

Answer 16

<200 mg/dL (>150 increased risk for cardiac event and stroke)

Question 17

Low-density lipids (LDL)

Answer 17

<130 mg/dL

Question 18

High-density lipids (HDL)

Answer 18

females > 55 mg/dL
males > 45 mg/dL

Question 19

Triglycerides

Answer 19

< 150 mg/ dL

Question 20

Prothrombin (PT)

Answer 20

11 - 12.5 sec (1.5-2x on anticoagulant therapy; critical values >20 sec)

Question 21

Activated Partial Thromboplastin Time (aPTT)

Answer 21

30 - 40 sec (critical value > 70 sec)

Question 22

Partial Thromboplastin Time (PTT)

Answer 22

60 - 70 sec (1.5-2x on anticoagulant therapy; critical values >100 sec)

Question 23

Internalised Normalised Ratio (INR)

Answer 23

0.8 - 1.1 (2- 3 on anticoagulant therapy; critical values >5)

Question 24

Platelets

Answer 24

150,000 - 400000 (critical values <20,000 - >1 million)

Question 25

Albumin

Answer 25

3.5 - 5 g/dL

Question 26

Ammonia

Answer 26

10 - 80 mcg/dL

Question 27

Total Bilirubin

Answer 27

0.1 - 1.0 mg/dL

Question 28

Total protein

Answer 28

6 - 8 g/dL

Question 29

Urine Specific Gravity

Answer 29

1.005 - 1.030

Question 30

Urine Protein

Answer 30

0 - 8 mg/dL

Question 31

Urine Glucose

Answer 31

<0.5 g/day

Question 32

Urine Ketones

Answer 32

none

Question 33

Urine pH

Answer 33

4.6 - 8

Question 34

Urine WBCs

Answer 34

females 0 - 5 males 0- 3

Question 35

Serum Creatinine

Answer 35

females 0.5 - 1.1 mg/dL males 0.6 - 1.2 mg/dL

Question 36

BUN

Answer 36

10 - 20 mg/dL

Question 37

Creatinine clearance test

Answer 37

females 80-125 mL/min males 90 - 139 mL/min

Question 38

Digoxin

Answer 38

0.8 - 2.0 ng/mL

Question 39

Lithium

Answer 39

0.4 - 1.4 mEq/L

Question 40

Phenobarbital

Answer 40

10 - 40 mcg/mL

Question 41

Theophylline

Answer 41

10 - 20 mcg/mL

Question 42

Phenytoin

Answer 42

10 - 20 mcg/mL

Question 43

Fasting Glucose

Answer 43

70 - 105 mg/dL

Question 44

Glycosylated hemoglobin (HbA1c)

Answer 44

4 - 6% (>8% means poor glycemic control)