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Abstract #0492

Highly Efficient Respiratory Gating in Whole Heart MR Employing Non-Rigid Retrospective Motion Correction

Johannes F M Schmidt1, Martin Buehrer1, Peter Boesiger1, Sebastian Kozerke1

1Institute for Biomedical Engineering, University and ETH Zurich, Zurich, Switzerland

Respiratory motion artifacts in coronary MR scans were retrospectively corrected using a non-rigid motion model acquired interleaved during the sequence pauses in each heart cycle. Gating efficiency could be doubled without loss in image quality.