Launch of DNA test for progressive retinal atrophy in the English Shepherd dog

The Canine Genetics Centre (CGC) is excited to announce the launch of a new DNA test, for progressive retinal atrophy (PRA) in the English Shepherd Dog, a breed that has shared ancestry with the Border Collie, the Rough Collie and the Australian Shepherd. Continue reading

Multiocular defect in Old English Sheepdogs

Multiolcular defect in Old English SheepdogsIn recent years multiple dogs of the Old English Sheepdog (OES) breed have been diagnosed with an ocular (eye) disease that can affect multiple parts of the eye and is therefore known as multiocular defect (MOD). Most affected dogs suffer from cataracts, but additional abnormalities can include any of the following:

  • microphakia (small lens),
  • lens coloboma (a hole in the lens),
  • macrophthalmos (enlarged globe),
  • retinal detachment,
  • vitreopathy and
  • retinal degeneration

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