<prompt> Ectopia lentis is caused by -Marfan syndromeTraumaEhler danlos syndromeAll  <response>: Ans. is d i.e.. All Ectopia lentiso Ectopia lentis is defined as displacement or malposition of the crystalline lens of the eye. The lens is considered dislocated luxated when it lies completely outside the lens patellar fossa. The lens is described as subluxated when it is partially displaced but contained within the lens space. Causes arei Homocyst in uriav Hyperlysinemiaii Marfan syndromevi Sulphite oxidase deficiencyiii Weil - Marchesani sydromevii Stickler syndromeiv Ehler Danlos syndromeviii Traumaix Consecutive spontaneous Hypermature cataract, buphthalmos, high myopia 