Intermediate Charcot-Marie-Tooth disease

被引:0
作者
Lei Liu
Ruxu Zhang
机构
[1] Central South University,Department of Neurology, the Third Xiangya Hospital
来源
Neuroscience Bulletin | 2014年 / 30卷
关键词
Charcot-Marie-Tooth disease; intermediate CMT; dominant type CMT; recessive type CMT; diagnostic procedure;
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学科分类号
摘要
Charcot-Marie-Tooth (CMT) disease is a common neurogenetic disorder and its heterogeneity is a challenge for genetic diagnostics. The genetic diagnostic procedures for a CMT patient can be explored according to the electrophysiological criteria: very slow motor nerve conduction velocity (MNCV) (<15 m/s), slow MNCV (15–25 m/s), intermediate MNCV (25–45 m/s), and normal MNCV (>45 m/s). Based on the inheritance pattern, intermediate CMT can be divided into dominant (DI-CMT) and recessive types (RI-CMT). GJB1 is currently considered to be associated with X-linked DI-CMT, and MPZ, INF2, DNM2, YARS, GNB4, NEFL, and MFN2 are associated with autosomal DI-CMT. Moreover, GDAP1, KARS, and PLEKHG5 are associated with RI-CMT. Identification of these genes is not only important for patients and families but also provides new information about pathogenesis. It is hoped that this review will lead to a better understanding of intermediate CMT and provide a detailed diagnostic procedure for intermediate CMT.
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页码:999 / 1009
页数:10
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