A Patient Has Been Supported by a Mechanical Ventilator Using

A patient has been supported by a mechanical ventilator using a heat-moisture exchanger for the last 3 days. Suctioning reveals an increase in the amount and tenacity of secretions. Which of the following actions is indicated?

A) Increase the hygroscopic condenser humidifier temperature.
B) Reassess the patient's secretions over the next 24 to 48 hours.
C) Replace the hygroscopic condenser humidifier with a new one.
D) Switch the patient to a large-volume heated humidifier.

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