
Alan Lyles (Edmund A. Liles Jr, MD)
Professor of medicine and senior author of the Rational Clinical Examination article on volume overload, providing clinical expertise on physical exam findings, ultrasound, radiographs, and lab testing for volume assessment.
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Feb 23, 2026 • 19min
Does This Patient Have Volume Overload? The Rational Clinical Examination
Alan Lyles, professor of medicine and senior author on the Rational Clinical Examination, walks through practical tools for assessing volume overload. He discusses symptoms and bedside signs, the value and limits of peripheral edema, crackles, chest x‑ray, and BNP. He also explores POCUS techniques — JVP, IVC, and lung B‑lines — and how clinicians can integrate them into practice.


