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Abstract #1556

Controlled Modeling of Cerebrospinal Fluid Flow Artifacts with a Simple Digital Spine Phantom

Daniel V Litwiller1, R Scott Hinks2, Ajeetkumar Gaddipati3, Trevor Kolupar3, and Suchandrima Banerjee4
1GE Healthcare, Denver, CO, United States, 2GE Healthcare, Albuquerque, NM, United States, 3GE Healthcare, Waukesha, WI, United States, 4GE Healthcare, Menlo Park, CA, United States

Synopsis

Keywords: Spinal Cord, ArtifactsRobust spine imaging with conventional fast spin echo remains a clinical challenge due to motion artifacts from multiple sources. Flow artifacts from cerebrospinal fluid can be especially problematic for assessments of the spinal cord itself. In addition, judging the effectiveness of various protocol modifications can be challenging in vivo due to the stochastic nature of the relationship between image timing and the cardiac cycle. In this work, we present results of a simple digital spine phantom that can be used in the controlled evaluation of strategies to mitigate artifacts from CSF flow.

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