What are the symptoms of cataract

Update Date: 2022-06-21 Source: Network

summary

The early symptoms of cataract, cataract is a common disease in the elderly, with the growth of age, the condition will continue to deteriorate, until blindness, bring a lot of inconvenience to the patient's own family. So how should we treat cataract and what are the early symptoms of cataract? Now follow me to see the symptoms of cataract.

What are the symptoms of cataract

Symptoms 1: 1, vision loss 2, refractive changes, such as the original presbyopia reduced and myopia increased. 3. What you see overlaps. 4. The contrast sensitivity decreased under strong light, and glare was produced under night light. 5. In front of the eyes appear the size of black spots or streak shadow.

Symptom 2: abnormal color vision: abnormal color vision. In the early stage of cataract, the lens swells due to absorbing more water, and its epithelial cell gap is enlarged and filled with micro droplets. When light passes through it, it will refract and present color halo, commonly known as siphon.

Symptom 3: day blindness or night blindness: day blindness or night blindness, if the lens opacity starts at the central part first, the light intensity and pupil shrinkage in the daytime are small, the light entering the eye is blocked, so the day blindness occurs; For example, lens opacity is located in the peripheral part, dark light entering the equatorial retina is blocked at night, and the rod-shaped visual cells of the equatorial retina are specialized in liquid vision, so there will be liquid blindness, which is also one of the early symptoms of cataract.

matters needing attention

The above are the early symptoms of cataract. Early stage is the best time for disease treatment. Sometimes we don't understand the early symptoms of cataract, which leads to the loss of the best opportunity for treatment. If we don't treat and prevent in time at the early stage, the lens will become more and more turbid, and finally lead to the formation of cataract, so we should leave more time to take care of ourselves, Once you have any discomfort, you must go to the hospital for treatment in time.