[关键词]
[摘要]
目的：观察维生素B
12滴眼液缓解视频终端视疲劳的临床疗效。
方法：纳入患者50例100眼，治疗组及对照组各25例50眼。对照组给予生理盐水点眼，治疗组给予维生素B12滴眼液点眼。使用方法均为每日3次，每次1滴，点双眼，连续用药60d。测定各组患者用药前后眼调节参数及泪液分泌量。
结果：用药后，治疗组与对照组相比泪液分泌量增加，调节幅度加大，调节灵敏度增加，调节滞后减少，差异均具有统计学意义(P<0.05)。
结论：维生素B12滴眼液可以改善干眼症状，提高眼调节能力，治疗视频终端视疲劳。
[Key word]
[Abstract]
AIM: To investigate the clinical effect of vitamin B
12 eye drops for vision fatigue caused by visual display terminals(VDT).
METHODS: Totally 50 patients(100 eyes)with vision fatigue caused by VDT were averagely divided into two groups. The control group were treated with normal saline,the treatment group were treated with vitamin B12 eye drops,3 times per day, one drop each time, continuous for 60d. Accommodative parameters and Schirmer Ⅰtest were measured and analyzed before and after treatment.
RESULTS:After treatment, the results of Schirmer Ⅰtest, accommodative amplitude and accommodative facility of the treatment group were higher than those of the control group(all P<0.05).And the results of accommodation lag of the treatment group were lower than those of the control group(P<0.05).
CONCLUSION: Vitamin B12 eye drops can lessen symptoms of dry eye, improve accommodative function and treat vision fatigue caused by VDT.
[中图分类号]
[基金项目]
黑龙江省卫生厅科研资助项目(No.2014-291)
