Venous excess doppler ultrasound: What radiologists should know in 2026

Figure 4 Schematic illustration of normal, mildly abnormal, and severely abnormal Doppler patterns of the hepatic, portal, and intrarenal veins. Panels are displayed side-by-side to facilitate comparison of waveform evolution across severity grades. Figure are reproduced with permission from NephroPOCUS.com. The corresponding author (Abhilash Koratala), as the owner of the website, has authorized the use of these figures in this manuscript by all authors. Proof of ownership can be found on the ‘About’ page of the website: https://nephropocus.com/about/.