Paroxysmal exercise‐induced dystonia within the phenotypic spectrum of ECHS1 deficiency

Abstract excerpt

BACKGROUND: ECHS1 encodes a mitochondrial enzyme involved in the degradation of essential amino acids and fatty acids. Recently, ECHS1 mutations were shown to cause a new severe metabolic disorder presenting as Leigh or Leigh-like syndromes. The objective of this study was to describe a family with 2 siblings affected by different dystonic disorders as a resulting phenotype of ECHS1 mutations. METHODS: Clinical...

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