Respiartory acid-base disorders

Question 1

Respiratory acidosis- Eti

Answer 1

• Due to decreased alveolar ventilation

- Metabolic compensation takes days

Question 2

Respiratory acidosis- Sx

Answer 2

• Somnolence, confusion, mental status change, myoclonus

- Severe hypercapnia

Question 3

Respiratory acidosis- Dx

Answer 3

• Low arterial pH <7.35 & increased PCO2

- Elevated HCO3

Question 4

Respiratory acidosis- Tx

Answer 4

Improve ventilation

Question 5

Respiratory alkalosis- Eti

Answer 5

Hyperventilation

Question 6

Respiratory alkalosis- Sx

Answer 6

• Light headed, anxiety, paresthesias, mouth numbing, tetany

Question 7

Respiratory alkalosis- Dx

Answer 7

• Elevated arterial blood pH (> 7.45), low PCO2 (< 32 mm Hg)

- Decreased HCO3

Question 8

Respiratory alkalosis- Tx

Answer 8

• Rebreathing or sedation

- Tx underlying cause