Meeting Banner
Abstract #1313

Three-Dimensional Image-Based Navigator for 3D MR Coronary Angiography

Mehdi H. Moghari1, Markus Henningsson2, Sbastien Roujol3, Kraig V. Kissinger3, David Annese1, Warren J. Manning3, 4, Tal Geva1, Andrew J. Powell1, Reza Nezafat3

1Department of Cardiology, Boston Childrens Hospital, Boston, MA, United States; 2Kings College London, London, United Kingdom; 3Cardiovascular Division, Beth Israel Deaconess Medical Center, Boston, MA, United States; 4Radiology Department , Beth Israel Deaconess Medical Center, Boston, MA, United States

A novel technique was developed to correct for respiratory-induced heart motion during 3D MR coronary angiography. Phantom and human subject data are presented to validate the proposed method.

Keywords

acceptance acknowledge acquisition addition adult allows angiography anterior approximately array artery authors automatically balanced beth blinded body bubble bulk cardiac cardiology cardiovascular children coil college commonly compensate compensation compromising coronal coronary correct corrected correcting correction corrupted create cycle dataset deaconess develop diagram diaphragm dimensional display division efficacy efficiency element encode encoding estimating estimation evaluate excellent experiment expert extract facilitating feasibility female frequency gating gradients grading half healthy heart hospital human immediately improve improved included induced investigate king kingdom magnitude male males manning many material measured medical modified monitors motion motions moved narrow navigator normalized novel occur orientation paused performance phantom poor posterior profile proposed pulse pulses quality radiology rank readers recently reduced reformatted registered resolution respectively respiratory retrospectively scanner schematic scored scores segmented sharpness signed slice sought space spatial startup studies subject subjects subsequently support table temporal thereby thirteen tracking translational vessel visual warren whole window years