Abstract #4995

Quantitative Susceptibility Mapping: A Comparison Between COSMOS and Weighted L1 Regularization from Single Orientation

Tian Liu¹, Jing Liu², James Ledoux², Martin R. Prince², Yi Wang¹

¹Biomedical Engineering, Cornell University, New York, NY, United States; ²Radiology, Weill Cornell Medical College, New York, NY, United States

Quantitative Susceptibility Mapping (QSM) provides both visualization and quantification of endogenous and exogenous susceptibility contrasts. In this study, we compared two validated reconstruction techniques, COSMOS and weighted L1, on a phantom experiment and on healthy volunteer brain scans.