Respiratory Failure

Question 1

respiratory failure

Answer 1

failure of ventilation and/or gas exchange (hypoxemia & hypercapnia)

Question 2

mnfts

Answer 2

• depends on cause
• hypoxemia
• hypercapnia
• resp acidosis

Question 3

hypoxemia

Answer 3

• PaO2 <60 mmHg

- Partial pressure of O2 dec (normal = 80-100)

Question 4

hypercapnia

Answer 4

• PaCO2 >45 mmHg

- Normal = 35-45 mmHg

Question 5

Tx

Answer 5

restore gas exchange:

• O2
• mechanical ventilation
• bronchodilators
• Abx
• treat underlying cause

Question 6

what Tx used if failure d/t COPD

Answer 6

bronchodilators

Question 7

what Tx used if failure d/t infection

Answer 7

Abx