What does cataract show

summary

The symptoms of cataract often vary according to the type of cataract and the course of the disease. Cataract often occurs in both eyes, but it may occur in different degrees. The main symptoms were anterior shadow and progressive and painless visual loss. There are various clinical manifestations in different turbid parts. Let's share with you the performance of cataract.

What does cataract show

First: cortical cataract, early does not affect vision; after the development of good vision 0.6, to read books and newspapers in strong light. Some people read clearly in the dark, and the center is cloudy. Some of them develop slowly (fissures) and rapidly (turbid fissures).

Second: nuclear cataract such as high myopia, in the process of vision loss may appear refractive power enhancement, both the original myopia increase or the original presbyopia reduce, some people who usually need to wear presbyopia even remove glasses can see newspapers and books, second vision.

Third: can also appear monocular diplopia or multi vision, iridescence, photophobia and glare and other symptoms. Generally speaking, the development of symptoms is slow, but if patients are accompanied with systemic diseases such as diabetes or local eye diseases such as high myopia, glaucoma, retinitis pigmentosa, uveitis, etc., the occurrence of cataract will be earlier and progress faster.

matters needing attention

If you want to distinguish whether you have cataract, you need to carefully observe the lens of the eye. After suffering from cataract, people often show that the lens cortex is completely turbid, the appearance is diffuse milky white, the lens expansion completely subsides, the anterior chamber depth returns to normal, and the iris projection does not exist.