Positive end-expiratory pressure (PEEP) is one of the most powerful — and misunderstood — tools in mechanical ventilation. In this episode, we break down how PEEP works, why it improves oxygenation, and when it can actually harm patients. We’ll walk through: • How PEEP recruits alveoli and improves oxygenation • The relationship between PEEP, lung compliance, and overdistension • How excessive PEEP affects venous return, cardiac output, and blood pressure • The concept of optimal PEEP and how to think about titration at the bedside • Common mistakes clinicians make when setting PEEP 📚 DOWNLOAD MINI COURSES, STUDY GUIDES, PRACTICE QUESTIONS, AD FREE VIDEOS, EDUCATIONAL DISCUSSIONS in our WBM Emergency Critical Care Patreon Community - Join Today!! https://www.patreon.com/c/WhiteBoardMedicine Link to this video: https://www.youtube.com/watch?v=SYdB1ciFNgs DISCLAIMER THIS PODCAST DOES NOT PROVIDE MEDICAL ADVICE. The information, including but not limited to, audio, text, graphics, images and other material contained on this website are for informational purposes only. No material on this site is intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read, watched, or listened to on this video, or any other videos, reports, texts tweets or other sources.

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“What did the council decide on item 42?” — answered with the speaker and the moment.

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