A patient with COPD presents to the emergency department in
moderate respiratory distress. He is alert and cooperative. Respiratory rate is
26 breaths/min. Lung examination shows poor air entry with expiratory wheezing.
Room air ABGs show pH 7.24, PaCO2 60 mm Hg, and PaO2 60
1. What type of respiratory failure is this?
2. How should the patient be managed?