自闭症谱系障碍的病因学:最近的进展和新兴方向
Kerim M Munir1,2,3
1Developmental Medicine Center, Division of Developmental Medicine.
Current opinion in psychiatry
|January 16, 2026
概括
自闭症谱系障碍 (ASD) 的病因涉及遗传因素,神经发育和环境影响的复杂相互作用. 最近的研究澄清了遗传贡献,并确定了早期的神经生物学标志物,为有针对性的干预铺平了道路.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
- 发展性精神病学是一个发展性精神病学.
- 环境流行病学环境流行病学
背景情况:
- 自闭症谱系障碍 (ASD) 的特点是深刻的临床异质性.
- 了解自闭症病因对于风险分层,早期识别和有针对性的干预至关重要.
研究的目的:
- 在过去的18个月里,综合了ASD病因学的最新进展.
- 整合遗传学,神经生物学,环境流行病学和发育精神病学的发现.
- 突出需要改善临床应用的病因学清晰度.
主要方法:
- 对最近的科学文献进行叙述性回顾.
- 整合了基因组,多基因组,环境和神经成像研究的发现.
- 在环境研究中应用因果推理方法.
主要成果:
- 基因组研究澄清了常见多基因和罕见变异对ASD的贡献,揭示了子组的独特遗传责任.
- 多原子研究强调了突触信号传递,基因调节和免疫过程中的共享途径.
- 环境研究表明,母亲的免疫激活和代谢因素的可信的因果关系.
- 纵向研究表明,非典型的连接性和社会大脑差异在行为诊断之前.
- 性差异和全球多样性需要性别特异的遗传模型和多样化的祖先代表.
结论:
- 自闭症是由遗传责任,早期神经发育和环境暴露的动态相互作用造成的.
- 整合多层次和多原子数据对于推进病因学理解至关重要.
- 分层的发育模型和量身定制的干预措施是ASD研究的未来方向.
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