Merck Manual

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Progressive retinal atrophy, Collie
Progressive retinal atrophy, Collie

Early progressive retinal atrophy in a Collie with increased tapetal reflectivity and reduced number of retinal vessels. Other fundic changes include Collie eye anomaly and previous chorioretinitis (consistent with canine distemper) .

Courtesy of K. Gelatt.

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Ocular Fundus