Leber hereditary optic atrophy
degeneration of the optic nerve and papillomacular bundle with resulting loss of central vision and blindness, progressive for several weeks, then usually becoming stationary with permanent central scotoma; the age of onset is variable, most often in the third decade; more males than females are affected. Mitochondrial or cytoplasmic inheritance through the maternal lineage, caused by mutation in the mitochondrial gene(s) acting autonomously or in association with each other.
Synonym(s): Leber optic neuropathy
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