心肌面皮综合征的系统眼科评估:一个基因型-内基因型相关性
Emanuele Crincoli1, Chiara Leoni2, Germana Viscogliosi2
1Ophthalmology Unit, "Fondazione Policlinico Universitario A. Gemelli IRCCS", Rome, Italy.
American journal of medical genetics. Part A
|September 12, 2023
概括
心肌面皮综合征 (CFCS) 患者有高视力问题的风险,特别是那些有BRAF突变的患者. 建议进行早期的眼科检查,以预防这种罕见的RASopathy患者的眼盲.
科学领域:
- 遗传学 是一个遗传学.
- 眼科医生 眼科 眼科
- 发展生物学 发展生物学
背景情况:
- 心肌面皮综合征 (CFCS) 是RAS疾病中的一种罕见的遗传性疾病,其特征是上调RAS/MAPK信号.
- 关键的临床特征包括独特的面部特征,外皮和心脏异常,生长缺陷,智力障碍和肌肉骨问题.
- 视力障碍和折射错误等眼部异常在CFCS患者中被事报道.
研究的目的:
- 为了确定患有CFCS的大量个体中的眼科异常的流行率.
- 调查潜在的基因型-内基因型相关性,与CFCS的眼部发现相关.
主要方法:
- 来自CFCS患者单心队列的眼科数据的回顾性分析.
- 特定基因突变 (KRAS,BRAF,MAP2K1,MAP2K2) 与观察到的眼科表型的相关性.
主要成果:
- BRAF突变与较高的异质 (>3D) 和高的发病率有关.
- 其他CFCS相关基因的突变与高近视 (>6D) 的更高患病率相关.
- 白的光学盘与下斜肌过度活动有关,较少与亡有关,通常与外向性和阴影相同时发生.
结论:
- 患有CFCS的患者表现出明显的眼科异常,需要进行彻底的眼睛评估.
- 特定的基因型与明显的眼部发现相关,有助于风险分层.
- 早期的眼科转诊对于CFCS患者至关重要,特别是那些BRAF突变患者,以减轻眼的风险.
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