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Have you always had eagle eyes and clear vision? What if vision problems suddenly become a daily problem? And it’s not about the difficulty of seeing from a distance – it’s about the dark spots appearing in front of the eyes. This symptom should not be underestimated. This is because it is an ailment related to the eyes, but it can also be a sign of disease in other organs in the body. This often forces consultation with many different specialists to make a clear diagnosis. What could be the possible reasons for the appearance of scotoma or flying flies in front of the eyes?
Dark circles before the eyes – causes
What are scotoma in front of the eyes? They are most simply described as blurry, black or grey spotsthat appear in the field of vision when we look at a bright, uniform background – usually a white sheet of paper or a cloudless sky. If bow ties appear one at a time, then there is usually no cause for concern. The problem starts when there are more of them, and they are additionally accompanied by flashes of light. It is certainly alarming when, after moving the eyeball, they do not disappear.
A spot in front of the eyes – what can it be a symptom of?
Most often for vision problems in terms of appearance spots or blemishes people over 50 complain before their eyes. This is usually correlated with a previously diagnosed cataract or an increasing problem of myopia. However, if the condition occurs in younger people, it may mean that floaters have occurred in the vitreous body. It is a natural consequence of the aging of the body – the vitreous body shrinks over the years, and with it the delicate collagen fibers break down. Shards move in the glassy liquid, which significantly affects the amount of light entering the retina.
Visual disturbances – scotomas
Darkness before the eyes can be a sign of various diseases. Very often it is associated with ailments related to the retina. This is because the retina may become detached or detached from the choroid, which causes blood vessels to break and blood cells to enter the vitreous body. As a result, they appear in the field of view black spots in front of the eyes.
Flies in front of the eyes are also observed by people in the advanced stage of diabetic retinopathy. High concentration of glucose in the blood causes dilatation of the blood vessels of the retina and their damage, and as a consequence, the functioning of the eyeball is disturbed.
Spots in front of the eyes they can also appear as a result of damage to the optic nerve, which happens when there is a tumor in the eyeball, which, growing, automatically increases intraocular pressure.
Vitreous body diseases are very common causes of appearance dark spots before the eyes. The diagnosis may indicate a vitreous hemorrhage, vitreous detachment, or sympathetic eye inflammation. Darkness they also appear as a postoperative consequence of cataracts. Spots in front of the eyes they can also be the result of ocular hypertension that usually accompanies glaucoma.
Flickering spots before the eyes they can also be a sign of migraine aura. Blood then circulates more slowly, which results in impaired vision. Sometimes spots before the eyes they indicate anemia related to iron or vitamin B12 deficiency, and sometimes it can be an ordinary foreign body stuck in the eye. Fruit flies, dust and sand often get into the eyes. It is worth remembering that you should not rub the eye in such a situation, but only rinse it with clean water or saline.
In addition, a sudden drop in blood pressure when standing up abruptly can also cause the appearance dark spots before the eyes.