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  2. Photopsia - Wikipedia

    en.wikipedia.org/wiki/Photopsia

    It moves and vibrates, expanding and slowly fading away over the course of about 20 minutes. Specialty: Ophthalmology, Neurology: Symptoms: Flickering lights or flashes in the field of vision, along with pain, loss of colour perception, and eventual vision loss are also part of the damage to the optic nerve during optic neuritis [1] Usual onset

  3. Visual snow syndrome - Wikipedia

    en.wikipedia.org/wiki/Visual_snow_syndrome

    It is difficult to resolve visual snow with treatment, but it is possible to reduce symptoms and improve quality of life through treatment, both of the syndrome and its comorbidities. [4] In some studies, lamotrigine as a treatment for visual snow syndrome only showed efficacy in 20% of patients, and in one study, patients using lamotrigine ...

  4. Blepharospasm - Wikipedia

    en.wikipedia.org/wiki/Blepharospasm

    Patients suffering from blepharospasm also report sensory symptoms including sensitivity to light, [14] [15] dry eyes, [16] and burning sensation and grittiness in the eyes. [4] Although such symptoms tend to precede the onset of the blepharospasm, they may both be due to a common third factor.

  5. Photosensitive epilepsy - Wikipedia

    en.wikipedia.org/wiki/Photosensitive_epilepsy

    Photosensitive epilepsy (PSE) is a form of epilepsy in which seizures are triggered by visual stimuli that form patterns in time or space, such as flashing lights, bold, regular patterns, or regular moving patterns. PSE affects approximately one in 4,000 people (5% of those with epilepsy).

  6. Scintillating scotoma - Wikipedia

    en.wikipedia.org/wiki/Scintillating_scotoma

    Many variations occur, but scintillating scotoma usually begins as a spot of flickering light near or in the center of the visual field, which prevents vision within the scotoma area. It typically affects both eyes, as it is not a problem specific to one eye. [5] [6] The affected area flickers but is not dark. It then gradually expands outward ...

  7. How doctors may be able to predict your stroke risk through ...

    www.aol.com/doctors-may-able-predict-stroke...

    Changes in the eye can help predict other health concerns in the body, such as diabetes and high blood pressure. A new study has identified a set of 29 vascular health indicators on the retina ...