Figure 1.
Three different sequences for the comparative ultrashort echo time quantitative susceptibility mapping (UTE-QSM) studies: (a) the 3D UTE continuous single point imaging (CSPI) sequence with a minimum echo time (minTE) of 528 μs, (b) the 3D UTE projection reconstruction (PR) (radial) sequence with a minimum TE of 32 μs, (c) the 3D UTE Cones sequence with a minimum TE of 32 μs. (RF means Radio Frequency pulse, DAW means Data Acquisition Window).