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当晶体失去其正常透明性,呈局灶性或弥漫性混浊,光线通过受到阻碍时即为白内障。目前对白内障的治疗唯有手术摘除,术后使用光学眼镜,角膜接触镜和眼内人工晶体。白内障包括遗传性、先天性、代谢性、外伤性,中毒性和老年性等类型。诊断的依据是年龄超过45岁,有晶体混浊。并除外了白内障的其他病因。本文将复习有关老年性白内障发生率的文
When the crystal loses its normal transparency, was focal or diffuse opacity, cataract is the passage of light through obstruction. Currently only the treatment of cataract surgery removed, postoperative use of optical glasses, contact lenses and intraocular lenses. Cataracts include genetic, congenital, metabolic, traumatic, toxic and senile types. Diagnosis is based on age over 45 years old, with crystal opacity. With the exception of other causes of cataracts. This article reviews the article on the incidence of senile cataracts