White particulate matter was noted in humidifier canister.The humidifier canister, the sterile water bag and oscillator circuit was replaced with new supplies.The endotracheal tube remained in place.Five days later: debris floating in humidifier canister when removed.All equipment changed including, ventilator, medical air supply filter, humidifier canister, sterile- water for inhalation and ventilator circuit.Seven days later: particulate matter was found in humidifier canister.All new equipment replaced, changed from carefusion water to hospira water.No further growth.
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