AIM:To discuss the cause and management of the complications of phacoemulsification combined with intraocular lens(IOL)implantation in age-related cataract.METHODS:Totally 578 cases(603 eyes)of postoperative complications were clinically analyzed.RESULTS:Corneal endothelial edema was in 42 eyes(7.0%),ruptured posterior lens capsule 19 eyes(3.2%),temporary ocular hypertension 29 eyes(4.8%),toxic anterior segment syndrome 2 eyes(0.3%),cystoid macular edema 2 eyes(0.3%),IOL dislocation 1 eye(0.2%).CONCLUSION:Complications are related to the latent factors of phacoemulsification,surgical technique and experience of surgeons.Through understanding the reasons and symptoms of complications before the operation,the complications can be prevented and managed.