Abstract #1647

SLAM reconstruction of ³¹P Cardiac MRS Improves PCr/ATP Repeatability Without Requiring Cardiac Gating

Andrew Tyler^1,2, Moritz Hundertmark¹, Jack J. Miller^1,2,3,4, Oliver J. Rider¹, Damian J. Tyler^1,2, and Ladislav Valkovic¹

¹OCMR, University of Oxford, Oxford, United Kingdom, ²Department of Physiology, Anatomy & Genetics, University of Oxford, Oxford, United Kingdom, ³Department of Physics, University of Oxford, Oxford, United Kingdom, ⁴The MR Research Centre, Aarhus University, Aarhus, Denmark

Synopsis

Using the SLAM algorithm to reconstruct non-gated acquisition weighted ³¹P cardiac CSI data-sets improved repeatability by 35% and reduced variation by 23%, compared to a Fourier based reconstruction of the same data-set, without requiring a change to acquisition protocol.

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SLAM reconstruction of 31P Cardiac MRS Improves PCr/ATP Repeatability Without Requiring Cardiac Gating

Synopsis

SLAM reconstruction of ³¹P Cardiac MRS Improves PCr/ATP Repeatability Without Requiring Cardiac Gating