Publications by authors named "Polina Chausova"

Article Synopsis
  • Charcot-Marie-Tooth disease type 4C (CMT4C) is a common type of recessive neuropathy caused by genetic variants in a specific gene.
  • A study of 700 unrelated Russian patients found 10 cases of CMT4C, indicating a prevalence of 2.5% among those with demyelinating neuropathy.
  • Researchers identified 4 new and 9 previously known genetic variants related to CMT4C, with one variant (p.Arg954*) appearing in about 30% of the patients, showing no major variant accumulation overall.
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5q spinal muscular atrophy (5q SMA) is one of the most common autosomal recessive disorders in the Russian Federation. The first medication to treat 5q SMA was registered in the Russian Federation for treatment of all 5q SMA types in 2019, and the last of the three currently available in December 2021. We launched the pilot newborn screening (NBS) program for 5q SMA in Moscow, the Russian Federation, starting in 2019.

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X-linked centronuclear myopathy is caused by pathogenic variants in the gene, which encodes myotubularin, a phosphatidylinositol 3-phosphate (PI3P) phosphatase. This form of congenital myopathy predominantly affects males. This study presents a case of X-linked myotubular myopathy in a female carrier of a pathogenic c.

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Congenital myopathy associated with pathogenic variants in the gene has long been considered native American myopathy (NAM). In 2017, the first case of a non-Amerindian patient with this myopathy was described. Here, we report the first Russian patient with NAM.

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