在SH3TC2神经病变中,电生理学发现模仿炎症神经病变的SH3TC2神经病变
Rodrigo Siqueira Soares Frezatti1, Pedro José Tomaselli1,2, Manoella Guerra de Albuquerque Bueno1
1Department of Neurosciences and Behavioural Sciences, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, São Paulo, Brazil.
双性SH3TC2变异导致Charcot-Marie-Tooth型4C (CMT4C),通常被误诊为炎症性神经病变,原因是神经传导不均减缓. 早期识别这种模式对于准确的诊断和治疗至关重要.
科学领域:
- 神经学 神经学
- 遗传学 是一个遗传学.
背景情况:
- 双性SH3TC2变异导致Charcot-Marie-Tooth型4C (CMT4C),一种脱髓化的神经病变.
- CMT4C与早期开始的脊柱形和独特的电生理学发现有关.
- 在CMT4C中减缓的非均导电速度 (CV) 可以模仿炎症性神经病变,导致误诊.
研究的目的:
- 报告巴西最大的Charcot-Marie-Tooth型4C患者队列.
- 在这个队列中描述CMT4C的临床和神经生理特征.
- 突出诊断挑战和错误诊断的可能性.
主要方法:
- 追溯收集临床和神经生理学数据.
- 该研究包括来自16个无关家庭的19名患者,其中有确认的CMT4C.
- 数据来自巴西的六个神经肌肉参考中心.
主要成果:
- 在19名患者中,有11名患者是血缘亲属.
- 大多数患者在10岁之前出现了行走困难.
- 六名患者最初被误诊为炎症性神经病变.
- 靠近肌肉的软弱和非均的心血管减速是常见的发现.
结论:
- 这项研究代表了巴西最大的CMT4C患者队列.
- 频繁的非均的心血管减速和过度的时间分散导致误诊.
- 了解SH3TC2相关的神经病变的神经生理模式至关重要,以避免误诊和不适当的治疗.
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