AIM: To explore the clinical curative effect of laser photocoagulation for macular edema.

METHODS: Krypton laser photocoagulation was applied for 42 patients(72 eyes)with macular edema, the situation of patients edema disapperance and vision improvement were observed 3 months after photocoagulation.

RESULTS: Before treatment, the average visual acuity was 0.42 ±0.20, three months after treatment, the average visual acuity was 0.55 ±0.26, vision improvement rate was 93%; edema disappeared and the effective rate was 90%.

CONCLUSION: The curative effect of krypton laser photocoagulation on macular edema is safe and stable.