Merck Manual

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Progressive retinal atrophy, dog
progressive-retinal-atrophy-miniature-poodle-hamor-sized
Progressive retinal atrophy, dog

    The increased tapetal reflectivity, decreased retinal vascularity, and early optic nerve atrophy evident in this photograph of a Miniature Poodle's eye are consistent with a diagnosis of progressive retinal atrophy.

Courtesy of K. Gelatt.