Laboratory Tests & Values

Question 1

SaO2

What level requires supplemental O2?

Answer 1

> or= 95%

below 88-90% usually requires supplemental O2

Question 2

PaO2

Answer 2

80-100 mmHg

Question 3

PaCO2

Answer 3

35-45 mmHg

Question 4

pH, whole blood

Answer 4

7.35-7.45

Question 5

Prothrombin Time (PT)

Answer 5

11-15 s

Question 6

Partial Thromboplastin Time (PTT)

Answer 6

25-40 s

Question 7

INR

Answer 7

0.9-1.1

Question 8

Bleeding Time

Answer 8

2-10 min

Question 9

WBC count
levels to contraindicate exercise
level to use mask/standard precautions

Answer 9

5,000-10,000 cells/mm3

<1000 use mask/standard precautions

Question 10

RBC count

Answer 10

Male: 4.7-6.1 10^6/mm3
Female: 4.2-5.4 10^6/mm3

Question 11

ESR (or SEDrate)

Answer 11

Male: up to 15 mm/hr
Female: up to 20 mm/hr

Question 12

Hct

Answer 12

Male: 42-52%
Female: 37-47%

Question 13

Hgb

Exercise contraindicated level

Answer 13

Male: 14-18 g/dL
Female: 12-16 g/dL
<8 g/dL exercise contraindicated

Question 14

Platelet Count

Exercise contraindicated level

Answer 14

150,000-450,000 cells/mm

<20,000 exercise contraindicated

Question 15

Fibrinogen, plasma

Answer 15

175-433 mg/dL