Vitrectomy is the surgical operational technique used for the removal of the vitreous humour from the eyeball. This book provides a systematic and descriptive introduction to the fundamental theory, current developments and surgical methods in vitrectomy. It highlights vitreoretinal surgical indications and contraindications, operating and surgical methodologies, problems associated with surgery along with their preventive measures, post-operation assessment and prognosis. The book is of rich practical and scientific significance and contains sufficient content on various aspects of vitrectomy. The aim of this book is to serve as a good source of reference for ophthalmologists, especially vitreoretinal surgeons and researchers.