目的探讨二极管激光治疗糖尿病性视网膜病变的疗效及优越性。方法应用英国keeler公司产二极管激光机治疗均并发不同程度白内障、玻璃体混浊的糖尿病性视网膜病变患者10例16只眼。结果随访1～10个月，视力均无下降，微血管瘤消失，出血、渗出有所吸收，新生血管膜有所退行，占93．8％；1例1只眼，新生血管膜无变化，占6．2％。结论二极管激光穿透力强，在治疗并发白内障及玻璃体混浊的糖尿病性视网膜病变方面，具有满意而确切的疗效。 Objective To investigate the efficacy and superiority of diode laser in the treatment of diabetic retinopathy. Methods 10 patients (16 eyes) with vitreous opacity and diabetic retinopathy were treated with diode laser machine manufactured by Keeler Company in UK. Results Follow-up 1 to 10 months, visual acuity did not decline, disappearance of micro-hemangiomas, bleeding, exudate absorbed, neovascular membrane retrograde, accounting for 93.8%; 1 case of 1 eye, neovascular membrane no change, Accounting for 6.2%. Conclusion The diode laser has strong penetrating power and satisfactory and definite curative effect in the treatment of diabetic retinopathy with cataract and vitreous opacity.