The main problem with CPAP in a clinical setting is that it's not sealed and filtered like a proper ventilator, so it aerosolizes and disperses virus at high pr

The main problem with CPAP in a clinical setting is that it's not sealed and filtered like a proper ventilator, so it aerosolizes and disperses virus at high pressure. It's the same concern that they mention in this article about dispersal and the need for negative pressure rooms and more PPE. It's being used on some patients who aren't bad enough to require intubation.