Sensory ataxic neuropathy due to a novel C10Orf2 mutation with probable germline mosaicism

被引:74
作者
Hudson, G
Deschauer, M
Busse, K
Zierz, S
Chinnery, PF
机构
[1] Univ Newcastle Upon Tyne, Sch Med, Dept Neurol, Newcastle Upon Tyne NE2 4HH, Tyne & Wear, England
[2] Univ Halle Wittenberg, Dept Neurol, Halle Saale, Germany
[3] Univ Halle Wittenberg, Teaching Hosp, Berufsgenossenschaftlichen Kliniken Bergmannstros, D-4010 Halle Saale, Germany
关键词
D O I
10.1212/01.WNL.0000149767.51152.83
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
The authors describe siblings with progressive external ophthalmoplegia (PEO) due to a novel heterozygous A to G transition at nucleotide 955 of C10Orf2 (Twinkle). The mutation was not identified in parents' blood, hair follicles, buccal mucosa, or urinary epithelium, indicating germ line mosaicism. One sibling presented with sensory ataxic neuropathy, dysarthria, and ophthalmoparesis (SANDO), a phenotype previously associated with the POLG1 gene, highlighting the clinical overlap in autosomal PEO.
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页码:371 / 373
页数:3
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