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老年性白内障是老年人常见的眼部疾病,其临床表现可因晶状体混浊的部位与程度不同而有很大的差别。在白内障初期混浊仅位于晶状体周边部,中央瞳孔区晶状体仍保持透明,病人可以没有视力障碍和任何自觉症状,此期的白内障常常在体检时才被发现。随着白内障继续发展,混浊逐步加重,且向中央瞳孔区发展,此时病人会感到视物模糊,少数患者还会有重影现象,检查发现视力下降,此期临床上称为白内障进展期。如果瞳孔区晶状体完全混浊,变为白色,白内障就进入到成熟期,也就是老百姓常说的白内障“长熟
Senile cataract is a common eye disease in the elderly, its clinical manifestations may vary greatly depending on the location and extent of lens opacity. In the early stage of cataract, the opacity is only in the peripheral part of the lens. The lens in the central pupil area remains transparent. The patient can have no visual impairment and any symptoms. Cataracts in this period are often found only on physical examination. With the continuous development of cataracts, turbidity gradually increased, and to the development of the central pupil area, this time the patient will feel blurred vision, a few patients will have ghosting phenomenon, check the visual acuity decreased, this period clinically known as cataract progression. If the pupil of the lens completely cloudy, white, cataracts into the maturity, that is, people often say cataract "long-cooked