The manufacturer became aware that a user of a dreamstation2 auto cpap device alleges his machine is covered with a white, powdery substance that is also on the inlet filter.The user received replacement filters, but the problem continues to be an issue.The user also alleges his air pressure changes and he is having difficulty breathing.The doctor for the user states the user has patches on his lungs from using his device.The va replaced the unit for the patient.The device has not yet been returned to the manufacturer.The investigation is ongoing.When the investigation is complete, a follow up final will be filed.
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