Chiasmal enlargement and optic nerve enhancement on magnetic resonance imaging in leber hereditary optic neuropathy.
Phillips PH, Vaphiades M, Glasier CM, Gray LG, Lee AG. Chiasmal enlargement and optic nerve enhancement on magnetic resonance imaging in leber hereditary optic neuropathy. Arch Ophthalmol. 2003 Apr; 121(4):577-9.