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First Posted Dec 15, 2007Jul 22, 2010

Eye Diseases Associated With Specific Horse Breeds

The following is a direct quote from a wonderful web site dealing with the ophthalmology of the horse. Ophthalmology of the Horse, by Dennis Brooks, DVM, PhD, Diplomate, American College of Veterinary Ophthalmologists. Visit this site and learn all about eye problems in horses.

Appaloosa
  • Congenital stationary night blindness (CSNB)
  • Congenital cataracts
  • Glaucoma
  • Equine recurrent uveitis (ERU)
  • Optic disc colobomas

Arabian

  • Congenital cataracts

Belgian Draft Horses

  • Aniridia and secondary cataracts
  • Cataracts

Morgan

  • Cataracts - nuclear, bilateral, symmetrical, and non-progressive
Quarter Horse

  • Congenital cataracts
  • Entropion

Rocky Mountain Horse

  • Chocolate coat color most often affected. Collectively the cornea, iris and ciliary body lesions are termed anterior segment dysgenesis.
  • Congenital miosis, and corpora nigra and iris hypoplasia
  • Macrocornea
  • Ciliary Cysts
  • Cataract, Lens Luxation
  • Retinal Dysplasia, Retinal Detachment

Thoroughbred

  • Congenital cataracts
  • Microphthalmia associated with multiple ocular defects
  • Retinal dysplasia associated with retinal detachments in some cases
  • Entropion
  • Progressive retinal atrophy

Color Dilute Breeds

  • Iridal hypoplasia - photophobia

Standardbreds

  • Retinal detachments
  • Congenital Stationary Night Blindness (CNBC)

Paso Fino

  • Congenital Stationary Night Blindness (CSNB)
  • Glaucoma

American Saddlebred

  • Cataracts
  • Aggressive keratomycosis

Warm Bloods

  • Glaucoma
  • Equine recurrent uveitis (ERU)

Miniature Horses

  • Cataracts

Mules


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