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32: Do LMAs increase the risk of aspiration compared to ETTs? - Part II of II

Depth of Anesthesia

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Positive Pressure Ventilation Does Not Increase Pulmonary Aspiration

Dr. Chris Ticapua: I think any astute reader will look at this article and squint a little bit, because admittedly an imperfect tool used to detect something that's unlikely to happen in a small sample size with four intervention groups is not really a study you can place much faith in. The next study adds some additional value to our discussion for a number of different reasons. It was a retrospective analysis of prospectively collected data on over 65,000 patients. In their methods, they defined an event as pulmonary aspiration if one, gastric contents, bilious fluids, or other non-respiratory secretions were suctioned from the trachea.

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