拉索病的新特征:肝脏疾病作为一种新兴的表现型
Alyssa L Rippert1,2, Alanna Strong1,3, Rebecca C Ahrens-Nicklas1,3
1Division of Human Genetics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.
American journal of medical genetics. Part A
|February 5, 2026
概括
拉索病,由RAS/MAPK路径变异引起的遗传疾病,经常涉及肝脏问题. 新生儿高 bilirubinemia和胆固醇病是常见的,特别是在BRAF变体的婴儿,需要肝病查.
科学领域:
- 遗传学 是一个遗传学.
- 儿科 儿科 儿科
- 肝病学 肝病学是一种肝病学.
背景情况:
- 拉索病是一种由RAS/MAPK通路基因变异引起的遗传性疾病.
- 肝脏参与是公认的,但在RASopathies中没有系统地研究.
- 缺乏数据阻碍了这些患者的临床指导和肝病查.
研究的目的:
- 系统地描述RAS病症患者肝脏参与的频谱和频率.
- 为了确定与特定的肝脏病理相关的特定RASopathy基因型.
- 在RASopathy患者中为肝脏疾病提供临床管理和查方案的信息.
主要方法:
- 对192名分子确诊RASopathy患者的回顾性分析.
- 从医疗记录中抽取数据,以获取与肝脏相关的临床信息.
- 统计分析以确定肝脏病发病率和风险因素.
主要成果:
- 36.5%的患者表现出肝脏参与.
- 新生儿高 bilirubinemia发生在33.3%,其中24%需要光疗 (或7.1).
- 在患有BRAF变体 (OR 6.2) 的患者中,胆固醇病变更频繁.
结论:
- 拉索病症与新生儿肝病有很强的关联,包括高 bilirubinemia 和胆固醇病.
- 建议对患有RAS病的婴儿进行肝功能评估.
- 患有BRAF变异的个体可能需要更密切地监测胆固醇定位.
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