Non-infectious corneal ulceration after uneventful phacoemulsification cataract surgery is a rare complication after cataract surgery. It may be associated with autoimmune conditions and neurotrophic corneal epitheliopathy in patients. Rheumatoid disease, arthritis, Sjogren's syndrome, Crohn's disease, tuberculosis and using non-steroidal anti-inflammatory drugs are all high-risk factors for corneal ulceration after cataract surgery. This article reviews the cases report and clinical manifestations, mechanism of occurrence, prevention and treatment of corneal non-infectious ulceration after cataract surgery.