在秘鲁的一名患者中,延迟诊断了与眼运动无力症类型2的无力症,这是一个病例报告
Leonardo Cruz-Criollo1, Wilhelm Dávila-Salazar2, Elison Sarapura-Castro3
1Neurogenetics Research Center, Instituto Nacional de Ciencias Neurológicas, Lima, Peru; Department of Neurology, University of Iowa Healthcare, Iowa City, IA, United States.
Clinical neurology and neurosurgery
|March 11, 2025
概括
这种案例研究呈现了一种罕见的遗传疾病,即在50岁的男性中诊断出一种罕见的遗传疾病,即2型眼运动性失调症 (AOA2) 的阿塔克西亚. 基因检测揭示了SETX基因中的一种致病变体,证实了诊断.
科学领域:
- 遗传学 是一个遗传学.
- 神经学 神经学
- 罕见疾病 罕见疾病
背景情况:
- 2型眼运动性无力症 (AOA2) 与眼运动性无力症相关的无力症是一种罕见的自体逆向大脑无力症.
- 它的特点是渐进的小脑缩症,感觉运动外围神经病变和眼运动缩症.
研究的目的:
- 报告一种带有眼运动失调2型 (AOA2) 的阿塔克西亚病例.
- 突出与罕见遗传疾病相关的诊断挑战.
主要方法:
- 一名50岁的男性患者呈现出渐进的动力衰竭和神经病变.
- 实验室检测显示了阿尔法-胎蛋白和总胆固醇的升高.
- 整个基因组测序确定了SETX基因中的同卵性致病变体.
主要成果:
- 该患者被诊断为患有2型眼运动性无力症 (AOA2) 的阿塔克西亚.
- 在SETX中发现了一种c.4853C>G (p.Ser1618Ter) 同卵性致病变体.
结论:
- 这一案例凸显了诊断像AOA2.2这样的罕见疾病的困难.
- 遗传检测的限制和医疗保健障碍导致诊断延迟.
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