A 58-year-old patient in the open heart unit had cardiopulmonary bypass surgery with significant blood loss. On physical exam the patient presents with tachypnea and tachycardia and the SpO2 is 85% on 4 L/min nasal cannula. You should now recommend:
A. non-rebreathing mask at 12 L/min
B. CPAP with 5 cm H2O pressure
C. nasal cannula at 6 L/min
D. 60% air-entrainment mask
Ans: A. non-rebreathing mask at 12 L/min
Health Professions
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