A 17-year-old boy presented with intermittent blurred vision and has had mildly elevated IOP. He had sustained an open globe injury at age 11 with subsequent repair, IOL placement, and pars plana vitrectomy for tractional retinal detachment. What can be the underlying cause responsible for these symptoms?

*This case is from Docplexus Editorial Team for educative purpose only Source: EyeRounds The answer is posted in the comment section. click here.