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AIM: To evaluate the clinical effect of treating ocular hypertention (OH) through selective laser trabeculoplasty (SLT). METHODS: Among 28 eyes diagnosed as OH were treated with a frequency-doubled, Q-switched Nd : YAG laser (532nm). A total of approximately 80-120 non-overlapping spots were placed over 180 of the TM at the energy levels range from 0.85-1.56mJ/pulses. Every patient was asked for follow-up at 1 hour, 2 hours, 3 hours, 4 hours; 1 day; 1 week; 1 month, 3 months, 6 months, 1 year after treatment. Intraocular pressure (IOP), visual acuity, C/D and visual field were examined every time. RESULTS: The pretreatment IOP was 29.33 ± 4.17mmHg. After the end of 1 month of follow-up the IOP was 20.92 ± 3.74mmHg, after the end of 3 months of follow-up the IOP was 23.05 ± 3.06mmHg, after the end of 6 months of follow-up the IOP was 23.54 (plus or minus) 3.12mmHg, after the end of 1 year of follow-up the IOP was 24.68 ± 2.57mmHg, without significant differences in visual acuity, visual field, and C/D. CONCLUSION: SLT is a kind of effective treatment method of OH. LA: Chinese
Dr. L. Chen, Department of Ophthalmology, China Medical University, Shenyang 110001, Liaoning Province, China. leichen51@hotmail.com
12.4 Laser trabeculoplasty and other laser treatment of the angle (Part of: 12 Surgical treatment)