Fig. 1From: Vitrectomy for diabetic macular edema and the relevance of external limiting membranea Preoperative OCT with an intact external limiting membrane (ELM) (arrowheads). b Postoperative OCT of the same patient 22 months after the surgery. The ELM remained intact (arrowheads). BCVA = best corrected visual acuity, CMT = central macular thicknessBack to article page