Leber hereditary optic neuropathy

Leber hereditary optic neuropathy
Leber optic neuropathy a rare hereditary disorder due to mutation in any of multiple genes encoded by the mitochondrial genome, showing variable penetrance, and in Caucasians preferentially expressed in males. It is characterized by degeneration of the optic nerve and papillomacular bundle, resulting in a progressive loss of central vision and scotoma. Called also hereditary optic n. or atrophy, Leber optic atrophy, and Leber disease.

Medical dictionary. 2011.

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