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GENATLAS PHENOTYPE
last update : 26-08-2016
Symbol PCH6
Location 6q16.1
Name pontocerebellar hypoplasia 6
Corresponding gene RARS2
Other symbol(s) PCH4
Main clinical features
  • infantile encephalopathy with putative defect in mitochondrial translation, generalized hypotonia and poor sucking
  • at MRI, cerebellar and vermian hypoplasia but normal brain volume, with intractable seizures resistant to multidrug therapy, failure to thrive because of poor sucking and gastroesophageal reflux
  • pontine atrophy, vermian hypoplasia, infantile encephalopathy, generalized hypotonia, and intractable seizures
  • early death
  • Genetic determination autosomal recessive
    Function/system disorder neurology
    Type malformation
    Remark(s)