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22 relations: Acetazolamide, Aura (symptom), Blue field entoptic phenomenon, Cortex (anatomy), Floater, Hallucinogen persisting perception disorder, Lamotrigine, Lingual gyrus, Migraine, Neuro-ophthalmology, Neurology, Noise (video), Nyctalopia, Ophthalmology, Palinopsia, Persistent aura without infarction, Phosphene, Photophobia, Photopsia, Tinnitus, Verapamil, Visual field.
Acetazolamide
Acetazolamide, sold under the trade name Diamox among others, is a medication used to treat glaucoma, epilepsy, altitude sickness, periodic paralysis, idiopathic intracranial hypertension, and heart failure.
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Aura (symptom)
An aura is a perceptual disturbance experienced by some with migraines or seizures before either the headache or seizure begins.
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Blue field entoptic phenomenon
The blue field entoptic phenomenon or Scheerer's phenomenon (after the German ophthalmologist Richard Scheerer, who first drew clinical attention to it in 1924) is the appearance of tiny bright dots (nicknamed blue-sky sprites) moving quickly along squiggly lines in the visual field, especially when looking into bright blue light such as the sky.
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Cortex (anatomy)
In anatomy and zoology, the cortex (Latin for bark, rind, shell or husk) is the outermost (or superficial) layer of an organ.
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Floater
Floaters are deposits of various size, shape, consistency, refractive index, and motility within the eye's vitreous humour, which is normally transparent.
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Hallucinogen persisting perception disorder
Hallucinogen persisting perception disorder (HPPD) is a disorder characterized by a continual presence of sensory disturbances, most commonly visual, that are reminiscent of those generated by the use of hallucinogenic substances.
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Lamotrigine
Lamotrigine, sold as the brand name Lamictal among others, is an anticonvulsant medication used to treat epilepsy and bipolar disorder.
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Lingual gyrus
The lingual gyrus is a brain structure that is linked to processing vision, especially related to letters.
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Migraine
A migraine is a primary headache disorder characterized by recurrent headaches that are moderate to severe.
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Neuro-ophthalmology
Neuro-ophthalmology is an academically-oriented subspecialty that merges the fields of neurology and ophthalmology, often dealing with complex systemic diseases that have manifestations in the visual system.
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Neurology
Neurology (from νεῦρον (neûron), "string, nerve" and the suffix -logia, "study of") is a branch of medicine dealing with disorders of the nervous system.
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Noise (video)
Noise, in analog video and television, is a random dot pixel pattern of static displayed when no transmission signal is obtained by the antenna receiver of television sets and other display devices.
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Nyctalopia
Nyctalopia, also called night-blindness, is a condition making it difficult or impossible to see in relatively low light.
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Ophthalmology
Ophthalmology is a branch of medicine and surgery (both methods are used) that deals with the anatomy, physiology and diseases of the eyeball and orbit.
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Palinopsia
Palinopsia (Greek: palin for "again" and opsia for "seeing") is the persistent recurrence of a visual image after the stimulus has been removed.
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Persistent aura without infarction
Persistent aura without infarction (PAWOI) is a little-known condition, first described under the designation prolonged migraine aura status, that is not yet fully understood.
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Phosphene
A phosphene is a phenomenon characterized by the experience of seeing light without light actually entering the eye.
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Photophobia
Photophobia is a symptom of abnormal intolerance to visual perception of light.
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Photopsia
Photopsia is the presence of perceived flashes of light.
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Tinnitus
Tinnitus is the hearing of sound when no external sound is present.
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Verapamil
Verapamil, sold under various trade names, is a medication used for the treatment of high blood pressure, angina (chest pain from not enough blood flow to the heart), and supraventricular tachycardia.
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Visual field
The visual field is the "spatial array of visual sensations available to observation in introspectionist psychological experiments".
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Grainy vision, Noisy vision, Snowy vision, Static vision, Visual Snow, Visual static.
References
[1] https://en.wikipedia.org/wiki/Visual_snow
