Latest / WhiteBoard Medicine - Emergency And Critical Care
#204 Capillary Refill Time Explained | How to Measure CRT and Assess Shock at the Bedside
Capillary refill time (CRT) is a simple bedside exam that provides powerful insight into tissue perfusion and shock physiology. In this comprehensive review, we break down everything folks need to know about CRT, including how to measure it correctly, how to interpret abnormal values, and how it compares to traditional markers of perfusion. We cover: • What capillary refill time represents physiologically • How to properly measure CRT at the bedside • Normal vs abnormal CRT values • CRT in septic, distributive, cardiogenic, and hypovolemic shock • Limitations and pitfalls of CRT • CRT…
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