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Abstract #2048

Navigator Gated Cardiac Quantitative Susceptibility Mapping for Differential Oxygen Saturation Quantification: Initial Validation via Invasive Catheterization

Yan Wen1,2, Thanh Nguyen2, Zhe Liu1,2, Sarah Eskreis‐Winkler2, Kofi Deh3, Evelyn M. Horn4, Harsimran Singh4, Jiwon Kim4, Yi Wang1,2, Jonathan W. Weinsaft4, and Pascal Spincemaille2

1Meinig School of Biomedical Engineering, Cornell University, New York, NY, United States, 2Radiology, Weill Cornell Medicine, New York, NY, United States, 3Radiology, Memorial Sloan Kettering Cancer Center, New York, NY, United States, 4Medicine, Weill Cornell Medicine, New York, NY, United States

The feasibility of measuring differential RV-to-LV oxygen saturation with cardiac quantitative susceptibility mapping (QSM) has been demonstrated in healthy volunteers; here, we present our initial validation of cardiac QSM based oxygenation measurement in patients through comparison with gold standard right heart catheter measurements.

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