Corticostriatal functional connectivity predicts transition to chronic back pain.

Corticostriatal functional connectivity predicts transition to chronic back pain.
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DOI:
10.1038/nn.3153
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发表时间:
2012-07-01
影响因子:
25
通讯作者:
Apkarian, A. Vania
Apkarian, A. Vania
中科院分区:
医学1区
文献类型:
--
作者:
Baliki, Marwan N.;Petre, Bogdan;Torbey, Souraya;Herrmann, Kristina M.;Huang, Lejian;Schnitzer, Thomas J.;Fields, Howard L.;Apkarian, A. Vania

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疼痛慢性化过程中大脑重组的机制尚不清楚。在一项纵向脑成像研究中,对亚急性背痛(SBP)患者进行了一年以上的随访。当疼痛持续时(SBPp,与恢复的SBP和健康对照相比),脑灰质密度降低。重要的是,最初更大的功能连接的前额叶皮层神经核预测疼痛的持续性,这意味着皮质纹状体电路是因果关系参与从急性到慢性疼痛的过渡。
The mechanism of brain reorganization in pain chronification is unknown. In a longitudinal brain imaging study, sub–acute back pain (SBP) patients were followed over one year. When pain persisted (SBPp, in contrast to recovering SBP, and healthy controls), brain gray matter density decreased. Importantly, initially greater functional connectivity of nucleus accumbens with prefrontal cortex predicted pain persistence, implying that corticostriatal circuitry is causally involved in the transition from acute to chronic pain.
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