Urgent bilateral panretinal photocoagulation with the use of an argon laser was performed to preent itreous hemorrhage.At 8 months, her corrected isual acuity was 20/400 in both eyes.

• 急诊行双眼视网膜激光凝固法联合氩激光预防玻璃体出血，术后第8个月，双眼校正视力均为200/400。