Abstract #4999

ROI-based Evaluation of Diffusion Tensor Metric of Skeleton Muscles

Sarah Keller¹, Jin Yamamura², Shaheen Ahmed³, Gerhard Adam², Nancy Rollins³, and Zhiyue J. Wang³

¹Diagnostic and Interventional Radiology and Nuclear Medicine, University Medical Center Hamburg Eppendorf, Hamburg, Germany, ²Diagnostic and Interventional Radiology and Nuclear Medicine, University Medical Center Hamburg Eppendorf, Hamburg, ³Radiology, University of Texas Southwestern Medical Center, Dallas, TX, United States

This study evaluates and compares a pixel-based and ROI-based quantification of DTI-metrics for skeleton muscles in healthy subjects. Besides SNR, an “intra-ROI diffusion direction dispersion angle" is evaluated as a quantitative metric to assess reliability of ROI-based DTI-metrics

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