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Abstract #3856

SHARP Edges: Recovering Cortical Phase Contrast Through Harmonic Extension

Ryan Topfer1, 2, Ferdinand Schweser3, Andreas Deistung4, Alan H. Wilman1, 2, Jrgen R. Reichenbach3

1Department of Physics, University of Alberta, Edmonton, AB, Canada; 2Department of Biomedical Engineering, University of Alberta, Edmonton, AB, Canada; 3Medical Physics Group, Institute of Diagnostic and Interventional Radiology I, Jena University Hospital - Friedrich Schiller University, Jena, Thuringia, Germany; 4Medical Physics Group, Institute of Diagnostic and Interventional Radiology I, Jena University Hospital - Friedrich Schiller University Jena, Jena, Thuringia, Germany

SHARP and PDF, two recently proposed techniques for filtering B0 field (phase) maps, share a common pitfall: failure to accurately filter background field near the edges of the brain (e.g. cortex). This study presents an adaptation to conventional SHARP whereby

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