A 50 kg (110 lb) patient is being mechanically ventilated with the following settings: VC, A/C, VT 400 mL, respiratory rate 14/min, FIO2 0.60 and 10 cm H2O PEEP. The chest radiograph demonstrates diffuse bilateral radiopacity. ABG results are: pH 7.36, PaCO2 47 torr, PaO2 50 torr, and HCO3- 28 mEq/L. The respiratory therapist should increase the
A. PEEP.
B. FIO2.
C. expiratory time.
D. respiratory rate.
Answer: A. PEEP.
Health Professions
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