白内障是因晶状体囊膜受损或晶状体蛋白变性而导致晶状体混浊的一种眼病。该病患者可出现视力模糊、怕光、视物变暗、变形等症状,严重者可出现失明。在此病发生的早期,患者眼睛晶状体的周围可变得混浊。随着病情的发展,患者眼睛的晶状体可渐渐变白,使其在看东西时如隔着一层烟雾或总是觉得 Cataracts are a type of ocular condition that causes lens opacification due to lens capsule damage or lens protein denaturation. The patient may appear blurred vision, fear of light, depending on the material darkening, deformation and other symptoms, severe cases, there may be blindness. In the early stages of the disease, the lens of the patient’s eye may become cloudy around the lens. As the disease progresses, the lens of the patient’s eye may gradually white, so that when looking at things like a layer of smoke or always think