A young man with blurring of vision in right eye, followed by left eye after 3 months, showing disc hyperemia, edema, circumpapillary telangiectasia with normal pupillary response with centrocecal scotoma on perimetry, the cause is:
D. i.e. Leber's hereditary optic neuropathy
Typical optic neuritis
Acute Papilledema
Toxic optic neuropathy
Leber's hereditary optic neuropathy