[SYNGAP1变种儿童早期神经发育特征及其基因型的相关性]
Haoran Liu1, Shenghai Yang, Jiayi Li
1Genetics Research Unit, Capital Institute of Pediatrics, Beijing 100020, China. xiaolichen@pumc.edu.cn; xiehua_2005@126.com.
概括
患有SYNGAP1变异的幼儿早期神经发育特征包括全球发育迟缓和. 这种延迟的严重程度可能与SYNGAP1变种的特定类型和位置相关.
科学领域:
- 遗传学 是一个遗传学.
- 神经发育障碍 神经发育障碍
- 儿科神经学 儿科神经学
背景情况:
- SYNGAP1基因变异与神经发育障碍 (NDD) 有关.
- 了解受影响儿童早期神经发育特征对于及时干预至关重要.
- 基因型-表型相关性可以为预后和管理提供信息.
研究的目的:
- 为了研究SYNGAP1变异的幼儿 (<5岁) 的早期神经发育特征.
- 探索SYNGAP1基因型和观察到的表型之间的关系,包括发育迟缓和.
- 确定基因型-表型相关性,以更好地了解与SYNGAP1相关的NDD.
主要方法:
- 对患有NDD和确诊的SYNGAP1变异的幼儿 (<5岁) 的回顾性分析.
- 包括来自儿童医院的病例和对中国NDD儿童的文献综述.
- 利用整体外体序列,儿科神经心理评估和临床数据,包括发育系数 (DQ).
主要成果:
- 总共分析了23名患有SYNGAP1变异的中国NDD儿童 (<5岁) (82.6%患有功能丧失变异).
- 所有儿童在两岁之前出现了全球发育迟缓 (GDD);69.6%的儿童患有发作/.
- 在异构1-5变异的儿童中,与异构8-15.5变异的儿童相比,观察到较轻的发育延迟.
结论:
- 患有SYNGAP1变异的幼儿早期神经发育特征主要包括GDD和.
- GDD是一个一致的特征,通常在两岁之前呈现.
- 发育迟缓的严重程度似乎受到SYNGAP1变种的类型和位置的影响.
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