全脑同时神经黑色素敏感与定量磁化率成像
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陈梦颖,武玉朋,逄奇凡,钟昊东,李改英,李建奇
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Simultaneously Neuromelanin-sensitive Imaging and Quantitative Susceptibility Mapping in the Whole Brain
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CHEN Mengying,WU Yupeng,PANG Qifan,ZHONG Haodong,LI Gaiying,LI Jianqi
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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
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Table 1 Comparison of magnetic susceptibility values in deep gray matter nuclei acquired with and without MT pulses
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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 |
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