The Cocker Spaniel is one of the most popular dog breeds in the UK and so it is unsurprising that a number of inherited diseases have been reported over the years in this breed including Progressive Retinal Atrophy (PRA), Retinal Dysplasia (RD) and Retinopathy with Vitamin E Deficiency (RVED). A DNA test for PRA (prcd) has been available for a long time and so this disease is now, fortunately, very rare in this breed. Very recently, the Canine Genetics Centre has also solved the cause of RVED in this breed and so, with the use of DNA testing, this disease should be easy to eradicate in a few generations. Continue reading →