Recent advances in Acanthamoeba keratitis

Acanthamoeba keratitis is a refractory and progressive eye disease caused by Acanthamoeba.Acanthamoeba exists in natural environment,tap water and corneal contact lens care solution,so the incidence of Acanthamoeba keratitis is increasing because of the corneal contact lens.The diagnosis of Acanthamoeba keratitis depends on the history of disease,signs and symptoms as well as rapidly developed laboratory examinations.The management of Acanthamoeba keratitis includes medical therapy and surgery,and photorefractive keratectomy is a new operation for Acanthamoeba keratitis.Some new knowledge in our understanding of the disease is being produced in recent years.The etiology,novel diagnosis and therapy for this disease were reviewed. Key words: Acanthamoeba;  Etiology;  Infection;  Keratitis/diagnosis, therapy