Ettinger 9th Edition Webinar Shorts – TFAST® and Characterization of the Caudal Vena Cava and Hepatic Veins for Volume Status and Right-sided Congestive Heart Failure/Volume Overload.  This FASTVet Webinar Short reviews – “FAT” (fluid intolerant/hypervolemic), “flat” (fluid starved/hypovolemic) and “Bounce” (fluid responsive) and “FAT” with the “Tree Trunk Sign” – author’s coined term for hepatic venous distention.  These are short 3-8 minute topics for your review. We hope you find these helpful. This is another FASTVet Teaching Original from 2010 – Send any comments to Dr. Greg Lisciandro at LearnGlobalFast@gmail.com