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Sudden acquired retinal degeneration syndrome (SARDS) is a disease in dogs causing sudden blindness. It can occur in any breed, but female dogs may be predisposed. [1] Approximately 4000 cases are seen in the United States annually. [2]
Progressive retinal atrophy (PRA) is a group of genetic diseases seen in certain breeds of dogs and, more rarely, cats. Similar to retinitis pigmentosa in humans, [1] it is characterized by the bilateral degeneration of the retina, causing progressive vision loss culminating in blindness.
Albinism is a rare genetic condition that causes a lack of pigmentation in the skin, hair and eyes. Because the gene itself is so rare, albino dogs are also incredibly rare.
Collie eye anomaly (CEA) is a congenital, inherited, bilateral eye disease of dogs, which affects the retina, choroid, and sclera. It can be a mild disease or cause blindness. CEA is caused by a simple autosomal recessive gene defect. There is no treatment.
This test could eliminate progressive retinal atrophy from the English Shepherd.
Just ask Jubilee, the blind dog! This young Australian Shepherd is as joyful as can be, and she spends her days helping her owners educate other pet owners about the rare disease that makes her so ...
Retinal detachment occurs with complete retinal dysplasia, and is accompanied by blindness in that eye. Cataracts or glaucoma can also occur secondary to retinal dysplasia. Other causes of retinal dysplasia in dogs include infection with canine adenovirus or canine herpesvirus , or radiation of the eye in newborns.
For this reason, blindness in animals is a unique topic of study. In general, nocturnal or subterranean animals have less interest in the visual world, and depend on other sensory modalities . Visual capacity is a continuum, with humans falling somewhere in the center.