1) Congenital disorder of eye 2) Dog disease 
Ectopia lentis is a displacement or malposition of the eye`s crystalline lens from its normal location. A partial dislocation of a lens is termed lens subluxation or subluxated lens; a complete dislocation of a lens is termed lens luxation or luxated lens. ==Ectopia lentis in dogs and cats== Although observed in humans and cats, ectopia lentis is....
Congenital displacement of the lens resulting from defective zonule formation. ... (12 Dec 1998) ... 
Type: Term Definitions: 1. displacement of the lens of the eye. Synonyms: dislocation of lens