Optic nerve atrophy and peripapillary retinal degeneration, horse

Optic nerve atrophy and peripapillary retinal degeneration, horse

In this horse with equine recurrent uveitis, no retinal vessels are visible, which is indicative of optic nerve atrophy. In addition, a butterfly-shaped, hypopigmented lesion consistent with retinal degeneration surrounds the optic nerve.

Courtesy of UC Davis Veterinary Ophthalmology Service.