Table 2 Group mean and standard deviation of glucoCEST/DGE, difference of magnetization transfer effect and B0 shift for different regions of interest in the brain
From: Improved postprocessing of dynamic glucose-enhanced CEST MRI for imaging brain metastases at 3 T
Static | ||||
White matter | Grey matter | Cerebrospinal fluid | Sagittal sinus | |
glucoCEST (@1.2 ppm) | -0.34% ± 0.60% | -0.73% ± 0.98% | -0.99% ± 1.24% | -0.29% ± 1.83% |
glucoCEST (@2 ppm) | -0.43% ± 0.78% | -0.80% ± 0.11% | -1.01% ± 1.28% | -1.48% ± 2.32% |
δmagnetization transfera | -0.46% ± 0.88% | -0.29% ± 0.71% | -0.62% ± 1.42% | -0.39% ± 2.59% |
δB0 shift (10−2 ppm) a | -1.84 ± 4.07 | -2.88 ± 3.54 | -1.44 ± 3.93 | -2.00 ± 8.75 |
Dynamic | ||||
DGE (@2 ppm) | White matter | Grey matter | Cerebrospinal fluid | Sagittal sinus |
DGEblock2, before | -0.10% ± 0.06% | -0.10% ± 0.07% | -0.10% ± 0.11% | -1.29% ± 1.10% |
DGEblock2, after | -0.01% ± 0.14% | -0.09% ± 0.06% | -0.01% ± 0.19% | -1.11% ± 1.00% |
DGEblock3, before | -0.14% ± 0.12% | -0.24% ± 0.03% | -0.18% ± 0.17% | -2.67% ± 1.57% |
DGEblock3, after | -0.07% ± 0.21% | -0.24% ± 0.02% | -0.10% ± 0.34% | -2.44% ± 1.55% |
DGEblock4, before | -0.05% ± 0.09% | -0.13% ± 0.05% | -0.14% ± 0.27% | -2.61% ± 1.85% |
DGEblock4, after | -0.05% ± 0.10% | -0.16% ± 0.02% | -0.10% ± 0.22% | -2.50% ± 1.66% |