Why do you see the stars?
Rubbing the eyes exerts a mechanical action on the retina: the photoreceptors, stimulated by this pressure, send a signal to the brain that is completely similar to the light one and in this way they lead it to believe that it is seeing colored flashes and sparkling dots.
What does it mean when you see the lights?
The term photopsies (or phosphenes) indicates an entoptic visual phenomenon ("inside the eyes") characterized by the perception of sudden luminous visual sensations, perceived as flashes of light in the eyes, which appear in a totally independent way from light stimuli deriving from the environment external.
What does it mean to see bright dots?
Scotoma is a partial alteration of the visual field, characterized by the appearance of blind, dark or colored, fixed or sparkling spots (bright spots or flashes). In practice, the patient perceives an area of lesser visual efficiency, around which vision is generally good.
What are the stars in the eye?
They are the so-called flashes of light in the eyes. These lights, which in general resemble stars due to their shape, are not those that the patient usually perceives when the eyes are subjected to too intense light sources or when he / she passes from a dark room to a too bright one.
How are phosphenes treated?
If the cause of the phosphenes is an eye condition, the solution is to appropriately treat the disease. Disorders such as retinal tears can be treated today with a laser, commonly known as argon laser, with which you can "fix" the retina around the damaged or diseased areas.
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Find 18 related questions
What are the phosphenes like?
What are? Phosphenes consist in the vision within the visual field, of sparks and flashes of light, sometimes colored, which could be a symptom of retinal or vitreo-retinal diseases (i.e. affecting both the retina and the vitreous body, the gelatinous liquid that fills the cavity of the eyeball).
What are the photopsies like?
Photopsies, also known as “phosphenes”, represent bright visual sensations, even colored, similar to sparks or flashes of light (such as camera flashes) in the absence of a real light stimulus in the external environment.
When to worry about floaters?
If the phenomenon arises in a completely sudden and particularly intense way or if the flying flies are particularly large, if the disorder occurs in combination with blurred vision, pain in the eyes or in the head, it is good to contact your trusted specialist, who will evaluate carefully ...
How do you know you have eye cancer?
Symptoms of ocular melanomas- Blurred vision.
- Double vision.
- Appearance of black spots.
- Flashes of light within the field of view.
- Reduction of the visual field.
- Sudden loss of vision.
- Presence of a dark spot within the iris.
- Change in size and / or shape of the pupil.
How long do flying flies last?
It can last a few minutes or a few months. In these cases there is originally a traction of the vitreous gel on the retina. An eye examination is therefore necessary to rule out the risk of retinal detachment.
What does it mean to see midges?
"Floaters" are defined as mobile point-like or filiform bodies that cast their shadow on the retina appearing within the visual field and giving rise to the so-called phenomenon of "flying flies" from which they take their name: from the Greek òpsis = "vision" and myōdes = “similar to flies”.
What are sparkling scotomas?
Scotomas are black or colored spots, sometimes sparkling, that appear in the visual field when the sensitivity of the retina decreases, thus reducing the efficiency of vision.
When does the view flicker?
Many people see flashes, "flying flies", flickering or "filaments", which streak the visual field and which involve, in particular, peripheral vision: this may be due to an imperfect transparency of the vitreous humor of the eye ( miodesospia) or to more serious problems such as detachment of the vitreous body.
What are the symptoms of retinal detachment?
"The first symptoms of retinal detachment are the sudden appearance of flashes of light, of black spots floating in the visual field and the perception in the visual field of a scotoma - a shadow similar to a curtain - that expands progressively."
How is ocular melanoma treated?
Ocular melanoma is treated with surgery, to which the specialist will decide whether to combine radiotherapy or chemotherapy. Today the surgical approach tends to be as conservative as possible, so we try to safeguard the patient's sight where possible.
What is eye melanoma?
Ocular melanoma is a form of cancer that affects the cells that produce melanin, the pigment that gives the body its color. Although it is an uncommon disease, it is still the most common type of cancer that can affect the eyes.
How does ear cancer manifest itself?
An ear tumor usually occurs with the classic signs and symptoms of a chronic infection: progressive unilateral reduction hearing, persistent secretions more or less fetid ear canal, pain, tinnitus, deficits in advanced cases of the ipsilateral facial nerve, etc. .
How to cure flying flies?
Treatment. For physiological floaters there is no definitive treatment, patients must try to live with the symptoms by alerting the doctor in case of development of other symptoms such as light flashes (suggestive of damage to the retina), eye pain, loss of vision.
How to reduce floaters?
Through the laser, floaters can be eliminated in three ways, by vaporization, delocalization or thinning. vaporization consists in hitting the fibrils that form the mobile bodies directly with the laser, transforming them into gas.
How do you see with floaters?
Flying flies, blurred vision, blurred vision: the symptoms of floaters. Floaters stand out more when you stare at a clear and bright surface or background (such as a white wall or the sky) or when you use a computer (monitor with a white or, in any case, clear background).
How long do photopsies last?
Generally, photopsies appear peripherally and last a few seconds or minutes. If these increase in frequency or intensity, it is important to carry out a thorough eye examination with a fundus examination.
When do you see the white dots?
Its scientific name is miodesopsia, but the expression of "flying flies" is commonly used to indicate floaters that appear before the eyes. This is a very frequent visual disturbance, especially when we look at an illuminated surface or background in which there is excessive backlight.
Why does vitreous detachment occur?
Causes. The main cause or, if you prefer, the most important risk factor for vitreous detachment is aging. In fact, with advancing age, the vitreous humor tends to lose part of the hyaluronic acid and, after this modification, to become progressively more watery.
What does it mean to flicker in the eyes?
These are the so-called “flying flies”, associated with hair-like “filaments” that “streak” the visual field. In these cases, experts tell us that it may be floaters, due to an imperfect transparency of the vitreous humor of the eye, but also a more serious problem called detachment of the vitreous body.
What disturbances does vision bring?
Most common visual disturbances - What are the main vision defects? List and advice- Hyperopia.
- Myopia.
- Astigmatism.
- Presbyopia.
