临床推理:一个48岁的男子患有性和渐进性心力衰竭
Joaquin A Vizcarra1, Rachel A Paul1, Ali G Hamedani1
1From the Department of Neurology (J.A.V.), Emory University School of Medicine, Atlanta; Departments of Neurology (R.A.P., A.G.H., D.R.L., W.W.A.) and Ophthalmology (A.G.H.), University of Pennsylvania Perelman School of Medicine, Philadelphia; and Division of Neurology (D.R.L.), Department of Pediatrics, Children's Hospital of Philadelphia, PA.
Neurology
|August 18, 2023
概括
一名48岁的男子经过广泛的测试后被诊断出一种罕见的遗传性. 向基因组对诊断罕见的神经系统疾病和及时治疗至关重要.
科学领域:
- 神经遗传学 神经遗传学
- 运动障碍 运动障碍
- 神经学 神经学
背景情况:
- 一名48岁的男性出现了十年来的进展性神经症状,包括说话不清,性和步态无力.
- 最初的综合神经学调查,包括脑脊液 (CSF) 分析,神经成像,电诊断研究,外体序列测定和线粒体测试,得不到结论.
- 患者的症状表明了复杂的神经疾病,需要进一步的诊断探索.
研究的目的:
- 报告晚期发病的,自体相衰退的小脑动症病例.
- 为了突出阿塔克西亚的诊断效用,在复杂的神经病例中重复扩展面板.
- 强调针对罕见遗传疾病进行有针对性的基因检测的重要性,以防止诊断延迟,并促进获得新兴疗法的机会.
主要方法:
- 一个患有进展性神经缺陷的患者的临床病例介绍.
- 对包括神经成像,脑脊液分析和遗传检测 (外体序列测序,线粒体检测) 在内的广泛但未具结论的诊断工作的审查.
- 为了确定的遗传诊断,利用了一种衰重复扩张面板.
主要成果:
- 复发性扩张面板发现了一种罕见的,晚发症的,自体相逆性小脑动脉动脉动.
- 这种有针对性的基因测试在其他广泛的工作失败后,在确定最终诊断方面起到了关键作用.
- 该案强调了罕见遗传神经系统疾病所带来的诊断挑战.
结论:
- 针对性基因检测,如动性反复扩张面板,对于诊断罕见的神经疾病,如自体相递归大脑动性,至关重要.
- 早期和准确的诊断对于患者管理和及时启动治疗至关重要,特别是随着基因疾病的新疗法变得可用.
- 这一案例强调了在运动障碍中对遗传诊断的系统方法的需要,以克服诊断旅程.
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