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Abstract #3404

Rapid Relative Pressure Map Computation from Velocity-Encoded Phase-Contrast Measurements

Gerard R. Crelier1,2, David Brunner2, Sebastian Kozerke2, Peter Boesiger2

1GyroTools LLC, Winterthur, Switzerland; 2Institute for Biomedical Engineering, University & ETH Zurich, Zurich, Switzerland

Intravascular relative pressure maps can be calculated from velocity vector fields as obtained with velocity-encoded phase-contrast MR imaging. An efficient iterative solver for the pressure Poisson equation in arbitrary shaped computational domains is presented.