AACN ACNPC-AG Practice Questions - AACN Acute Care Adult-Gerontology Nurse Practitioner Certification (ACNPC-AG) Exam

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A 58-year-old patient with ARDS is on volume-control ventilation. Weight is 80 kg, height 178 cm (predicted body weight 73 kg). The current tidal volume is 600 mL with plateau pressure 34 cmH2O, PEEP 12, FiO2 0.7, PaO2 62. Per ARDSnet protocol, what is the most appropriate next adjustment?

Decrease tidal volume to 440 mL and recheck plateau pressure Increase tidal volume to 700 mL to improve oxygenation Increase respiratory rate but maintain current tidal volume Switch to pressure-control ventilation at the same settings

Correct Answer:

Decrease tidal volume to 440 mL and recheck plateau pressure

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