Abstract #4990

A Field Comparison of R1 and R2* Relaxivities of Gd-DTPA in Aqueous Solution and Whole Blood: 3T Versus 7T

Chaitanya Kalavagunta¹, Gregory John Metzger¹

¹Center of Magnetic Resonance Research, University of Minnesota, Minneapolis, MN, United States

The goal of this study was to measure r1 and r2* relaxivity of Gd-DTPA in bovine blood and aqueous solution at 3T and 7T. To our knowledge this is the first time that the r2* characteristic for blood has been measured at 7T.