AIM To compare and evaluate the success rates of various surgical techniques of pterygium excision, including pterygium excision with complete suture of conjunctivae (PESC), pterygium excision with conjunctival auto-graft transplantation with graft from the inferior temporal bulbar conjunctiva (ITBC) and pterygium excision with conjunctival auto-graft transplantation with graft from the superio...

Introduction: Pterygium is a common degenerative disease of the anterior segment eye characterized by wedge-shaped fibrovascular dysplasia bulbar conjunctiva with prevalence 12%. Exact etiology unknown; risk factors include, long term exposure ultraviolet B rays, dust, wind, chemicals and air pollution. To minimize recurrence after traditional bare sclera surgical technique, adjuvant therapies ...