Lab Values 2.0

Question 1

Central venous pressure

Answer 1

2-6mmHg OR 5-12cmH2O

The pressure of blood at the vena cava returning to the heart

Indicates
— fluid volume status (overload vs deficit)
— venous compliance

Question 2

Intracranial pressure

Answer 2

Normal

Infant: < 7.5mmHg
Child: <10mmHg
Adult: < 15mmHg

Intracranial Hypertension: 25mmHg

Critical Value: 40mmHg

Question 3

What causes an increase in intracranial pressure?

Answer 3

Lowered HOB
Coughing
Sneezing
Bearing down
Bending over

Question 4

Cerebral perfusion pressure (CCP)

Answer 4

Amount of pressure needed to maintain perfusion of the brain

CCP = MAP - ICP

Target CCP: 60-80mmHg

Question 5

Lactate

Answer 5

0.5-1mmol/L

Question 6

Erythrocyte Sedimentation Rate (ESR)

Answer 6

Men under 50: 0-15mm/h
Men over 50: 0-20mm/h

Women under 50: 0-20mm/h
Women over 50: 0-30mm/h

indicate inflammation

Question 7

C Reactive Protein

Answer 7

less than 10mg/L

indicates inflammation