Serial optical coherence tomography revealed continued crystalline deposition with progressiveretinalatrophy.
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Objective: To assess the extent of progressiveretinalatrophy (PRA) genetic heterogeneity within and between domestic dog breeds.
3
These results suggest the existence of a possibly hereditary, late-onset, progressiveretinalatrophy in the Irish setter breed, that is distinct from rcd1.
4
This is also true in dogs, where the term progressiveretinalatrophy (PRA) is used to describe inherited photoreceptor degeneration resulting in progressive vision loss.
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Conclusion: Progressiveretinalatrophy in the dog displays significant genetic heterogeneity within as well as between breeds.