VPS13D相关疾病:基于发病年龄的新变体和表型谱的描述
Renata Silva de Mendonça1,2, Ana Beatriz Arruda Santana3, Andreia Braga Mota Azzoni3
1Child Neurology Division, Department of Neurology, Hospital das Clínicas da Faculdade de Medicina, Universidade de São Paulo (HC-FMUSP), São Paulo, Brazil. resilvamendonca@gmail.com.
VPS13D基因变异导致运动障碍,如胆固醇和动力不良. 儿科病例表现出明显的,严重的症状,包括,强调了儿童早期诊断的必要性.
科学领域:
- 遗传学 遗传学 是一个
- 神经学 神经学
- 细胞生物学 细胞生物学
背景情况:
- VPS13家族对于线粒体的稳定性至关重要.
- VPS13D基因变异与动力衰竭有关,但各种运动障碍正在出现.
- 早期发作的运动障碍需要进一步调查遗传原因.
研究的目的:
- 为了研究患有童年出发性胆固醇和动力衰竭的兄弟姐妹中的新型VPS13D变异.
- 为了比较儿科与成人VPS13D相关运动障碍的临床表型.
- 为了强调VPS13D在早期发病胆固醇的差异诊断.
主要方法:
- 整体外基因组测序以识别致病变体.
- 两个兄弟姐妹的临床病例报告与详细的神经成像.
- 文献综述和对45个报告病例的比较分析.
主要成果:
- 在VPS13D (c.2504G>A和c.9107T>C) 中确定了复合异质合体新型变异.
- 观察到明显的儿科表型,包括,在成年人中没有发现.
- 儿科的表现呈现出更具残疾的过程.
结论:
- 与VPS13D相关的疾病呈现异质的临床表型.
- 儿科VPS13D表型具有独特的特征和更严重的轨迹.
- 应考虑VPS13D变异在早期发病的胆固醇,特别是或神经成像发现.
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