Peter D. Gatehouse1, Marijn P. Rolf2, Martin J. Graves3, Mark B. Hofman2, John Totman4, Beat Werner5, Rebecca Quest6, Yingmin Liu7, Jochen von Spiczak8, Matthias Dieringer9, Juerg Schwitter10, Jeanette Schulz-Menger9, David N. Firmin1, Philip J. Kilner1
1Royal Brompton Hospital, London, UK; 2VU Medical Center, Amsterdam, Netherlands; 3Addenbrooke's Hospital, Cambridge, UK; 4King's College, London, UK; 5Kinderspital, Zurich, Switzerland; 6Imperial College, London, UK; 7University of Auckland, New Zealand; 8University and ETH, Zurich, Switzerland; 9Charit Universittsmedizin, Berlin, Germany; 10University Hospital, Zurich, Switzerland
Velocity offset errors are often reported to damage reliability of cardiac shunt and regurgitation by phase-contrast, hence this inter-site inter-scanner measurement of velocity errors to find out how widespread the problem might be.