目的了解社区老年视觉障碍人群就医行为与影响因素，为社区建立健全老年眼保健服务提供依据。
Objective to study the influencing factors and the treatment seeking behavior of old patients with vision impairment in community.
湿性老年黄斑变性amd是欧洲和北美超过了50岁的人们的视觉减退的首要原因。
Wet AMD is the leading cause of visual loss in people over the age of 50 in Europe and North America.
目的观察老年性白内障摘除术后早期患者双眼视觉的恢复情况，并探讨影响其恢复的原因。
Objective To study the recovery of binocular vision and the risk factors that affect the recovery in the early post-operative stage of senile cataract patients.
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