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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. It can be a mild disease or cause blindness.
Rough Collie – occurs at one to four years of age in the inferior or central cornea. English Toy Spaniel – occurs at two to five years of age and has a crystalline, circular appearance. German Shepherd Dog – occurs at one to six years of age and is usually oval. Golden Retriever – occurs at less than two years of age and can be progressive.
Collie eye anomaly (CEA) is a congenital, inherited, bilateral eye disease of dogs involving the retina, choroid, and sclera. It can be a mild disease or cause blindness. It is known to occur in Smooth and Rough Collies, Shetland Sheepdogs, Australian Shepherds, Border Collies, and Nova Scotia Duck Tolling Retrievers. [63]
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While Rough Collies are generally resilient and healthy, there are some health problems that can affect the breed. Collie eye anomaly (CEA), a genetic disease which causes improper development of the eye and possible blindness, is a common ailment in the breed. [ 8 ]
[2] [3] The breed as it is known today developed in California in the 19th century, as a sheep herding dog for Californian shepherds. [2] [4] [3] The Australian Shepherd is also believed to be descended from a variety of herding dogs imported to California with imported sheep, including collies from Australia and New Zealand. It was from these ...
Some collie breeds (especially the Rough Collie, Smooth Collie, and the Australian Shepherd) are affected by a genetic defect, a mutation within the MDR1 gene, [8] formerly known as "ivermectin sensitivity", but now known to cause lowered tolerance to a wide variety of different veterinary drugs. [9]
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