In our article, we will consider a problem called "blurred vision." In this case, there will be listed frequent causes of the disease and methods to restore normal vision.
Blurred vision is the most common complaint in patients who seek an ophthalmologist. In this case, a person may be distorted vision, narrow his field, and in the most severe cases, there is blindness.
Causes of blurred vision
Nothing appears for no reason. This can be said about blurred vision. The main reasons involved in the appearance of blurred vision are:
- Refractive anomaly;
- Diabetic retinopathy;
- Age macular degeneration.
These causes are, of course, the leading cause of all appearances for ophthalmologists, but one should not forget about the more rare causes of retinal detachment, optic neuropathy, optic neuritis, stroke, retinal vein occlusion, keratitis and uveitis.
What should you know with blurred vision?
If you have to face blurred vision, it is very important to know if one or two eyes are damaged by a shroud. Pay attention to changes in pupils and the presence of an afferent pupillary defect. For a more detailed examination of the problems you should pay attention to the changes that should occur when wearing corrective lenses and glasses. With a monocular nebulous dawn and an afferent pupil defect, the cause may be the presence of a neuritis of the optic nerve, atrophy or neuropathy.
In the dynamic examination of the patient, fluorescence angiography, tonometry, and MRI can be used. Almost all patients have abnormalities of refraction that can be eliminated by means of corrective lenses, but also do not forget about other causes of blurred vision. Blurred vision may also be a manifestation of spasms in the central artery of the retina, the cause may be glaucoma, central artery cramps are most commonly seen in those suffering from frequent migraine attacks, hypertension. The same symptoms are observed during severe toxicosis in pregnant women or when poisoned with certain substances, including nicotine. Peleny in front of the eyes can also be combined with the appearance of black "flies".
If you notice that your eyesight has started to worsen and your eyes are covered with muddy shroud, you should immediately seek qualified help from doctors. They will help to determine the cause of this phenomenon and take all necessary measures to prevent complications and to bring the vision back to its previous state. You can not miss a single minute, because how soon you turn to the hospital will depend on your vision.