#256 Non Invasive Fluid Assessment Explained | IVC, VExUS & Passive Leg Raise ICU Guide

WhiteBoard Medicine - Emergency And Critical Care · Apr 30, 2026 · 26m

In this episode, we break down non-invasive fluid assessment at the bedside, focusing on IVC ultrasound, VExUS (Venous Excess Ultrasound Score), and the passive leg raise (PLR). We walk through how to evaluate fluid responsiveness vs fluid tolerance, when each tool works (and when it fails), and how to integrate these approaches into a practical, physiology-based framework for critically ill patients. This episode tackles one of the most common and challenging decisions in critical care: when to give fluids—and when to stop. By combining ultrasound-based assessment with dynamic testing like…