What is transient blindness

summary

The eye is very important to our body, it will let us see everything in the world, and some people unfortunately suffer from transient blindness. The short time of blindness will bring a lot of inconvenience to their life. Now let's talk about transient blindness.

What is transient blindness

First, central retinal artery embolization. This is a serious eye disease that can cause blindness in minutes or even seconds. The main causes are arteriosclerosis and heart disease. As a result of arteriosclerosis, the wall of artery becomes thicker, the lumen becomes narrower, and the blood gradually forms thrombosis. This process is carried out unconsciously. Once the central retinal artery in the eyeball is blocked by thrombosis, the retina immediately loses blood supply, which can immediately cause blindness.

Second, if you have arteriosclerosis or heart disease, you should strengthen treatment. Some people have premonitory signs before they get sick. They have paroxysmal blindness and can't see clearly in a few seconds or minutes. Then they naturally return to normal. If you find this phenomenon, you should see a doctor in time. In case of sudden blindness, vasodilators should be used immediately. In the first aid box, there is a kind of medicine packed in a thin glass tube, called isoamyl nitrite. Wrap it in a handkerchief and smash it, then put it in the nose immediately for inhalation.

Third: fundus and vitreous hemorrhage. When sick, suddenly feel in front of black, smoke like, sometimes you can see black or red objects floating in front of you. The causes of the disease are hypertension, arteriosclerosis, diabetes, etc. Fundus hemorrhage can occur in any part of the fundus. If it occurs in the center, blindness will occur. It's a serious eye disease, and you'll soon lose your sight. The cause is inflammation of the optic nerve.

matters needing attention

Transient blindness of the retina can cause great damage to the body and mind of patients, and there are many reasons for transient blindness. Sometimes it is an early sign of some diseases, and sometimes it is caused by the patient's own reasons. The latter can be prevented, love to protect their own eyes.