Episodic ataxia type 2: phenotype characteristics of a novel CACNA1A mutation and review of the literature.

Abstract excerpt

Episodic ataxia type 2 (EA2) is an autosomal dominant inherited neurological disorder that is characterized by paroxysmal episodes of ataxia. The causative gene for EA2 is CACNA1A which codes for the alpha 1A subunit of the voltage-gated P/Q-type calcium channel (Cav2.1). We detected a novel point mutation in the CACNA1A gene in a large Austrian family. All ten affected family members harbored a heterozygous...

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