“…1 It has been reported that the pathogenesis of MGS is associated with the maldevelopment of the lamina cribrosa and posterior sclera. 2,3 Persistent hyperplastic primary vitreous (PHPV) is caused by the failure of regression of embryological primary vitreous and hyaloid vasculature. 4 Its characteristic is retrolental fibrovascular tissue, microphthalmia, retinal fold, intraocular hemorrhage, and lenticular opacification.…”