在阻塞性睡眠呼吸暂停的儿童中进行全脑胺质子转移加权成像
Guisen Lin1, Weiting Tan1, Shaojun Zhang2
1Department of Radiology, Shenzhen Children's Hospital, Shenzhen, China.
Brain and behavior
|September 2, 2025
概括
脑部成像显示了阻塞性睡眠呼吸暂停 (OSA) 的儿童中变化的胺质子转移加权 (APTw) 信号,将这些变化与认知障碍联系起来. 在OSA患者中,APTw可能会检测到大脑损伤.
科学领域:
- 神经成像
- 儿童睡眠医学
- 认知神经科学
背景情况:
- 在儿童中,阻塞性睡眠呼吸暂停 (OSA) 与认知缺陷有关.
- 阿米德质子转移加权 (APTw) 成像是一种敏感的MRI技术,用于检测微妙的脑组织变化.
研究的目的:
- 研究患有OSA的儿童脑中APTw信号的变化.
- 评估特定脑区APTw信号变化与儿童OSA认知功能之间的关系.
主要方法:
- 使用全脑APTwMRI对比46名OSA儿童和20名对照儿童的前性研究.
- 统计分析包括费舍尔的LSD,克鲁斯卡尔-瓦利斯和Steel-Dwass测试进行组对比.
- 皮尔森或斯皮尔曼的相关性分析检查了APTw信号与认知分数之间的关联.
主要成果:
- 与中度至重的OSA相比,患有轻度OSA的儿童在下额头环,角环和乳头环中显示出较低的白质APTw信号.
- 与对照组相比,中度至重度的OSA与上边缘和舌头回旋,冠状辐射和体基因的灰色物质APTw信号明显较低有关.
- 额头--部区域,海马体和冠状辐射的APTw信号与认知评估得分有显著的相关性.
结论:
- 在患有OSA的儿童中,APTw成像可以识别受影响的大脑区域,包括前额外部和海马.
- 这些APTw信号变化可能是小儿OSA所观察到的认知障碍的基础.
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