Home Registration Cases of the Month Echo Pearls Echocardiographic Atlas of Cardiac Pathology Digital Cases Library Lectures Echo Challenges Learning Quizes Vascular Module POCCUS (Point of Care Cardiac Ultrasound) Technology Updates Contact Us ASecho Website   Learning Center - Echo Challenges   Echo Challenges   EchoU members can view difficult cases posted as challenges for interpretation in the members area.   Note: All the digital clips are in Windows Media Video (.wmv) format. So they require Windows Media Player to be installed on your system.     Sample Echo Challenge #1: Digital Clips   challenge1.wmv   EchoU Member Echo Challenges   EchoU members can view all the Challenges in the Learning Center Echo Challenges by logging in to the members area.   For a list of challenges in the members library, click here. Click here to enter the member area of the Learning Center Echo Challenges.   Copyright © 2004-2012 >Echo University, A division of Z-Educational Enterprise LLC, All rights reserved.