Ebstein anomaly Sivasamy Manohar, MD. Article Published: Apr 14, 2011 Madurai, India. Case report This is a case of Ebstein anomaly with markedly dilated right atrium, with apical displacement of the tricuspid valve and tricuspid regurgitation. Images 1,2: Images show a reverse flow through ductus arteriosus. Images 3,4: Image 3 shows a sagittal view of the fetal thorax with markedly dilated right atrium. Image 4 shows a color Doppler during systole demonstrating a severe tricuspid regurgitation. Videos 1-4: Videos 1-3 show grossly dilated right atrium with apical displacement of the tricuspid valve compared to the mitral valve. Video 4 shows color Doppler with a severe tricuspid regurgitation. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Video 5,6: Color Doppler demonstrating a reverse flow in the ductus arteriosus (red color). Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Discussion Board Start a discussion about this article Add bookmark Bookmarked