Acute, usually monocular, vision loss occurring over days (occasionally over hours)
May range from mildly reduced to no light perception whatsoever
Retro-orbital headache
Pain (esp with eye movement)
Loss of color vision out of proportion to loss of visual acuity
Pulfrich effect - swing object side to side like pendulum, but patient feels like the object is coming at them in elliptical fashion; suggestive of demyelination
May range from mildly reduced to no light perception whatsoever
Optic neuritis
Painful
Traumatic optic neuropathy
Arteritic anterior ischemic optic neuropathy
Vestibular neuritis
Endophthalmitis
Temporal arteritis†
Labyrinthitis