Development of Vitreous Surgery (G.B. Bietti memorial lecture).- Development of Vitreous Surgery (G.B. Bietti memorial lecture).- Training For Vitreous Surgery: Animal Surgery.- Training For Vitreous Surgery: Animal Surgery.- Instrumentation.- Instrumentation for Vitreoretinal Surgery.- How Automatic Infusion and Suction have Changed During the Last Five Years.- Le System: A Unified Microsurgical Center.- The Phacoexcavator: A New Approach to Lentectomy.- Pneumatic Forceps for the Removal of Epiretinal Membranes.- Mechanical Systems for Irrigation and Suction of High Viscosity Silicone Oil.- Preoperative evaluation and patient preparation.- Pre-Vitrectomy Assessment by Ultrasound.- Preparation of the Patient for Vitrectomy Surgery.- Anterior segment vitrectomy.- Vitrectomy Techniques for the Anterior Segment Surgeon.- The Cornea and Vitreous Surgery.- Management of Complicated Cataracts Using Vitrectomy Instruments.- Pars Plana Lensectomy.- Lens and Vitreous Complications.- Management of Epithelial Cysts and Ingrowth.- Vitrectomy in the Management of Dislocated Crystalline Lenses.- Viscomicrosurgery: The Use of a New Fraction of the Sodium Salt of Hyaluronate.- Use of the Neodynium Yag Laser for the Anterior Segment Surgeon.- Surgical Management of Selected Intraocular Lens Complications.- Closed Vitreous Surgery for Complications of Intraocular Lens Implantation I. Indications.- Closed Vitreous Surgery for Complications of Intraocular Lens Implantation II. Techniques.- Closed Vitreous Surgery for Complications of Intraocular Lens Implantation III. Results and Complications.- Vitrectomy in the Management of Posteriorly Dislocated Intraocular Lenses.- Pseudophakia: Incidence of Cystoid Macular Edema.- Pseudophakic Retinal Detachments.- IOL and Vitreo-Retinal Complications.- Vitreal hemorrhage and opacities.- Pars Plana Vitrectomy for the Treatment of Vitreal Hemorrhage.- Pars Plana Vitrectomy in Chronic Uveitis.- Retinal detachment A. Giant retinal tears.- Giant Rel£P