title: Progressive retinal atrophy (rod dysplasia in the Norwegian Elkhound.
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000175:diagnosis* / Q000473:pathology; D004285:Dogs; D004596:Electroretinography; D008854:Microscopy, Electron; D009887:Ophthalmoscopy; D010786:Photoreceptor Cells / Q000473:pathology; D012160:Retina / Q000473:pathology; D012174:Retinitis Pigmentosa / Q000175:diagnosis / Q000473:pathology / Q000662:veterinary*