全脑同时神经黑色素敏感与定量磁化率成像
陈梦颖,武玉朋,逄奇凡,钟昊东,李改英,李建奇

Simultaneously Neuromelanin-sensitive Imaging and Quantitative Susceptibility Mapping in the Whole Brain
CHEN Mengying,WU Yupeng,PANG Qifan,ZHONG Haodong,LI Gaiying,LI Jianqi
表1 施加和未施加MT射频脉冲采集得到的大脑深部灰质核团磁化率对比
Table 1 Comparison of magnetic susceptibility values in deep gray matter nuclei acquired with and without MT pulses
核团 磁化率值($\bar{\chi }$± s/ppb) 配对样本t检验(p值)
MT-5ms MT-8ms MT-10ms MT-12ms MT-Off MT-5ms
vs.
MT-Off
MT-8ms
vs.
MT-Off
MT-10ms
vs.
MT-Off
MT-12ms
vs.
MT-Off
尾状核 53±13 55±13 55±13 51±13 52±12 0.450 0.130 0.145 0.967
壳核 38±10 39±13 38±11 36±10 36±11 0.485 0.221 0.469 0.971
苍白球 127±13 125±11 126±13 123±13 127±10 0.738 0.227 0.450 0.288
红核 67±21 66±18 64±17 65±22 63±21 0.210 0.196 0.845 0.618
黑质 81±13 80±10 79±10 78±13 79±12 0.278 0.490 0.947 0.757
齿状核 74±11 73±9 74±12 71±10 73±10 0.706 0.879 0.378 0.489