An alert and distressed 72-year-old male with a history of congestive heart failure is in severe respiratory distress, breathing 28 to 32 times a minute. His airway is patent, respirations labored, and skin diaphoretic with a weak and rapid radial pulse. Vital signs are: pulse 136, respirations 28, blood pressure 202/110 mmHg, and SpO2 83%. Cyanosis is evident in the fingertips. The best
treatment of his breathing would be:
A) CPAP.
B) albuterol MDI.
C) high-concentration oxygen with a nonrebreather.
D) nasal airway with high-concentration O2.
A
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