A Chronic Obstructive Pulmonary Disease (COPD) Patient in Respiratory Failure

question 8

Multiple Choice

A chronic obstructive pulmonary disease (COPD) patient in respiratory failure is receiving ventilatory support in the volume-targeted intermittent mandatory ventilation mode at a rate of 6/min. You measure an auto-PEEP level of 9 cm H₂O. Which of the following would you recommend to decrease the effects of auto-PEEP in this patient?

• A) Decreasing the rate and increasing V_T.
• B) Lowering the V_T and letting the PaCO₂ rise.
• C) Applying 4 to 6 cm H₂O PEEP.
• D) Decreasing the peak inspiratory flow.

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