Fig. 6　Surgery of scleral imbrication. (A) Mattress sutures with 6 mm intervals are placed on the superior and inferior temporal sclera. (B) The posterior vitreous cortex is gently removed but the internal limiting membrane (ILM) is not removed. (C) The sutures are tightened with decreased intraocular pressure and the sclera is infolded. (D) Protrusion by scleral imbrication is observed at the temporal area (arrow) .