磁共振弥散张量成像对偏瘫型脑瘫患儿颈总动脉交感神经网剥脱术后脑白质恢复的评价分析

SONG Juan, MAYILA Xia-kan,NIE Cong-ke,栾新平

China Medical Equipment(2023)

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Abstract
目的:颈总动脉交感神经网剥脱术对偏瘫型脑瘫患儿脑白质恢复的磁共振成像(MRI)弥散张量成像(DTI)评价.方法:选取在医院行颈总动脉交感神经网剥脱术的37例偏瘫型脑瘫患儿,并将其纳入病例组,另选取20名正常儿童作为健康对照组.对两组患儿进行常规MRI及DTI检查,选取内囊前肢、内囊后肢、胼胝体膝部、胼胝体压部和脑桥为感兴趣区域并应用后处理工作软件获得各向异性分数(FA)进行统计分析.结果:病例组患儿内囊前肢、内囊后肢、胼胝体膝部、胼胝体压部和脑桥感兴趣区的FA值均小于健康对照组,差异有统计学意义(t=7.851,t=7.940,t=2.126,t=3.141,t=2.552;P<0.05).术后1个月脑瘫患儿内囊前肢、内囊后肢、胼胝体膝部、胼胝体压部及脑桥FA值与术前相比有所增加,术后6月进一步增加,手术前后比较差异有统计学意义(F=18.002,F=8.981,F=3.724,F=5.273,F=3.27;P<0.05).结论:颈总动脉交感神经网剥脱术可以促进脑瘫患儿脑白质的恢复,使脑瘫患儿从中获益,DTI能直观显示白质纤维形态及走行,可作为评估脑瘫患儿术后脑白质恢复无创的影像学检查方法.
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Key words
Diffusion tensor imaging(DTI),Pediatric hemiplegic cerebral palsy,Common carotid artery sympathetic nerve net stripping,Recovery of cerebral white matter
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