What are the symptoms of cataract

summary

We should be familiar with cataract, which is a common symptom of middle-aged and elderly people. The reasons are various and can not be generalized. For example, aging, genetic, local nutritional disorders, abnormal metabolism, radiation and so on may lead to lens metabolic disorder. Lens protein turbidity is the symptom of cataract, which needs our attention Timely treatment is very important, need to understand the symptoms of cataract. So what are the symptoms of cataracts? Now let's share it.

What are the symptoms of cataract

First: there are many symptoms of cataract. According to different types, there will be different symptoms, such as cortical cataract. The main feature of patients is that they will have gray white opacity of lens cortex. The development process is divided into four stages, which need our attention.

Second: in the early stage of lens opacification in patients with nuclear cataract, it is light yellow. With the aggravation of patients' opacification symptoms, it will appear dark brown, the nuclear density will continue to increase, the myopia of patients will increase, and the presbyopia symptoms will reduce. It is necessary to carry out surgery in time.

Third: posterior subcapsular cataract is also a common type of cataract. The lens opacity of patients is located in the subcapsular cortex, which will affect vision in the early stage. We need to pay attention to timely treatment, mainly through surgery.

matters needing attention

There are many ways of operation, mainly including phacoemulsification, extracapsular cataract extraction and so on. We need to pay attention to choose the appropriate way according to the specific symptoms of patients.