Nd:YAG laser treatment of congenital persistent pupillary membrane.

Five case of severe congenital persistent pupillary membrane were successfully treated with Nd:YAG laser. The patient's age ranged from 6 to 33 years. After operation, they not only improved their visual acuities, but also got a function of round pupil as well as cosmetic effect. The author describes his experience about the choice of laser energy and technical methods used in Nd:YAG laser treatment of persistent pupillary membrane, and discusses the intra- and post-operative complications, too. Finally, the author emphasizes that provided the operator is skillful, and the choice of laser energy used is appropriate, no severe complications will occur. The author believes that treatment of severe congenital persistent pupillary membrane with Nd:YAG laser is a safe more effective method with less complications as compared with the traditional surgical procedures, and recommends to popularize it.