Challenging Diagnosis of a Patient with Two Novel Variants in the SYNE1 Gene.

IF 5.6 2区 生物学
Anna Kuchina, Aysylu Murtazina, Artem Borovikov, Dmitrii Subbotin, Sergey Bardakov, Maria Akhkiamova, Aleksandra Nikolaeva, Olga Shchagina, Sergey Kutsev
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引用次数: 0

Abstract

We report a case of SYNE1-associated autosomal recessive spinocerebellar ataxia (SCAR8) presenting with a complex multisystemic phenotype, including highly elevated creatine kinase levels and lower-leg muscle atrophy. In addition to identifying two novel pathogenic variants in the SYNE1 gene, whole-exome sequencing revealed three variants of uncertain significance in the DYSF gene. Electromyography and muscle magnetic resonance imaging indicated a neurogenic pattern of muscle involvement. These findings, along with the segregation analysis of the variants, allowed us to exclude DYSF-associated muscular dystrophy; however, we cannot entirely rule out the possibility that the DYSF gene variants may act as modifiers of the patient's phenotype.

对一名患有两种新型 SYNE1 基因变异的患者的挑战性诊断。
我们报告了一例SYNE1相关常染色体隐性脊髓小脑共济失调症(SCAR8)病例,该病例表现为复杂的多系统表型,包括肌酸激酶水平高度升高和小腿肌肉萎缩。除了在 SYNE1 基因中发现两个新的致病变异体外,全外显子组测序还在 DYSF 基因中发现了三个意义不明的变异体。肌电图和肌肉磁共振成像显示肌肉受累为神经源性模式。这些发现以及变异体的分离分析使我们排除了 DYSF 相关性肌营养不良症的可能性;但是,我们不能完全排除 DYSF 基因变异体可能会改变患者表型的可能性。
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来源期刊
自引率
10.70%
发文量
13472
审稿时长
1.7 months
期刊介绍: The International Journal of Molecular Sciences (ISSN 1422-0067) provides an advanced forum for chemistry, molecular physics (chemical physics and physical chemistry) and molecular biology. It publishes research articles, reviews, communications and short notes. Our aim is to encourage scientists to publish their theoretical and experimental results in as much detail as possible. Therefore, there is no restriction on the length of the papers or the number of electronics supplementary files. For articles with computational results, the full experimental details must be provided so that the results can be reproduced. Electronic files regarding the full details of the calculation and experimental procedure, if unable to be published in a normal way, can be deposited as supplementary material (including animated pictures, videos, interactive Excel sheets, software executables and others).
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