In which situation should the heat moisture exchanger (HME) be replaced with a heated humidi-fication system?
a. With all tracheostomy tubes
b. After 3 days of ventilation
c. After 24 hours of ventilation
d. Thick secretions not cleared by suctioning
ANS: D
If secretions appear thick after two consecutive suctioning procedures, the heat moisture ex-changer (HME) should be removed and the patient switched to a heated humidification system.
Health Professions
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