新生儿神经成像在极度早产和学龄运动协调障碍儿童中
Susan R Hintz1, Carla M Bann2, Betty R Vohr3
1Division of Neonatal and Developmental Medicine, Department of Pediatrics, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto, CA.
The Journal of pediatrics
|June 26, 2025
概括
运动协调障碍影响了许多极度早产的婴儿,无论早期的大脑成像结果如何. 持续的长期跟踪和干预对这些孩子至关重要.
科学领域:
- 新生儿神经学 新生儿神经学
- 发育儿科 发育儿科
- 神经成像是一种神经成像.
背景情况:
- 极度早产的婴儿面临神经发育缺陷的风险.
- 头骨超声波 (CUS) 和MRI用于评估新生儿的大脑发育.
- 影像上白质异常 (WMA) 是后来的运动障碍的潜在标志物.
研究的目的:
- 研究新生儿神经影像检测结果 (CUS和MRI) 与极度早产儿学龄运动协调障碍之间的关联.
- 为了确定脑MRI上的WMA是否可预测运动缺陷.
- 根据神经成像结果,评估运动障碍的患病率.
主要方法:
- 对出生于24-27周的婴儿进行前性纵向研究,估计妊娠年龄 (EGA).
- 进行了新生儿CUS和近期MRI.
- 在6-7岁时使用儿童运动评估电池 (MABC-2) 评估运动功能.
- 后勤回归分析了神经成像和运动结果之间的关联.
主要成果:
- 近三分之一的极度早产儿表现出明显的运动障碍.
- 运动损伤率随着EGA的降低而增加.
- 不良的晚期CUS发现和WMA严重程度与较高的损伤率有关.
- 重要的是,在正常晚期CUS (29%) 和MRI上没有WMA (22%) 的儿童中,显著的运动障碍也很普遍.
- 运动障碍在没有脑的儿童中独立地与不良晚期CUS和中度至重WMA有关.
结论:
- 运动协调障碍在极度早产婴儿中很常见,无论新生儿神经成像异常.
- 新生儿大脑成像发现与运动缺陷有关,但不能完全预测.
- 强调需要对所有极度早产婴儿进行持续的发育监测和早期干预.
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