Abstract #2369

in-vivo Brain 3D RSI (Rosette Spectroscopic Imaging) with Spherical/ellipsoidal Encoding. Comparison to 3D RSI with Cylindrical Encoding and to Ellipsoidal CSI.

Claudiu Schirda¹, Tiejun Zhao², Ovidiu C. Andronesi³, Fernando Emilio Boada¹

¹Radiology, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States; ²Siemens Medical Solutions, Pittsburgh, PA, United States; ³Radiology, Massachusetts General Hospital, Boston, MA, United States

Rosette Spectroscopic Imaging (RSI) with spherical encoding is demonstrated in-vivo brain and using the braino MRS phantom. The PSF function is compared to the PSF for RSI with cylindrical encoding and to CSI with ellipsoidal/spherical encoding.