Neuropathy, Hereditary Motor and Sensory, Type Via, with Optic Atrophy, also known as peripheral neuropathy and optic atrophy, is related to charcot-marie-tooth disease type 2a2a and neuropathy, congenital hypomyelinating, 1, autosomal recessive. An important gene associated with Neuropathy, Hereditary Motor and Sensory, Type Via, with Optic Atrophy is MFN2 (Mitofusin 2). Affiliated tissues include brain and peripheral nerve, and related phenotypes are optic atrophy and hyporeflexia