1. Australian Shepherd - retinal dysplasia occurs with other eye disorders, such as an oval pupil, microcornea (small cornea), cataracts, and retinal detachment.
   #[[澳大利亚牧羊犬]]-与其他眼科疾病共发,例如椭圆瞳孔,小角膜,白内障和视网膜脱离.
2. The risk factors of onset are as follows: undergoing surgeries at a young age, microcornea, nuclear cataract and persistent hyperplastic primary vitreous (PHPV).
   手术年龄小，小角膜，核性白内障，永存原始玻璃体增生症(PHPV)等。

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