Extended Validity of Hematocrit for Dual-energy CT Extracellular Volume Calculation in Cirrhosis: A 7-Day Window Enhances Clinical Utility

Hct measurements within a 7-day window of DECT can be reliably used for ECV quantification and Child-Pugh classification assessment in patients with cirrhosis. This approach provides clinicians with a convenient workflow by reducing the necessity for restrictive same-day phlebotomy.