Abstract #2298

Dynamic 3D Ventilation Maps with Phase-Resolved Ultrashort Echo Time (UTE) MRI

Fei Tan¹, Xucheng Zhu¹, and Peder E. Z. Larson^1,2

¹Graduate Program in Bioengineering, UC Berkeley - UCSF, San Francisco, CA, United States, ²Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA, United States

In this abstract, we propose a novel respiratory phase-resolved reconstruction for free-breathing pulmonary ¹H UTE MRI. We compute the tissue deformation-based ventilation maps and further use the parametric and non-parametric fitting methods to reduce the noise and registration errors.

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