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  2. Visual snow syndrome - Wikipedia

    en.wikipedia.org/wiki/Visual_snow_syndrome

    Visual snow syndrome (VSS) is an uncommon neurological condition in which the primary symptom is that affected individuals see persistent flickering white, black, transparent, or colored dots across the whole visual field. [7] [4] Other common symptoms are palinopsia, enhanced entoptic phenomena, photophobia, and tension headaches.

  3. Cyanopsia - Wikipedia

    en.wikipedia.org/wiki/Cyanopsia

    The primary causes include post-cataract surgery, certain medications, and, less commonly, neurological or ophthalmological conditions. Post-cataract surgery is a common cause, as replacing the natural lens with a synthetic one increases exposure to blue light, leading to temporary blue-tinted vision. This effect usually resolves as the eye adapts.

  4. Illusory palinopsia - Wikipedia

    en.wikipedia.org/wiki/Illusory_palinopsia

    Illusory palinopsia is often worse with high stimulus intensity and contrast ratio in a dark adapted state.Multiple types of illusory palinopsia often co-exist in a patient and occur with other diffuse, persistent illusory symptoms such as halos around objects, dysmetropsia (micropsia, macropsia, pelopsia, or teleopsia), Alice in Wonderland Syndrome, visual snow, and oscillopsia.

  5. If You’re Seeing Spots or Flashes In Your Vision, It Could Be ...

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  6. Peduncular hallucinosis - Wikipedia

    en.wikipedia.org/wiki/Peduncular_hallucinosis

    Peduncular hallucinosis (PH) is a rare neurological disorder that causes vivid visual hallucinations that typically occur in dark environments and last for several minutes. . Unlike some other kinds of hallucinations, the hallucinations that patients with PH experience are very realistic, and often involve people and environments that are familiar to the affected individua

  7. Scintillating scotoma - Wikipedia

    en.wikipedia.org/wiki/Scintillating_scotoma

    In teichopsia, migraine sufferers may see patterns that look like the shape of the walls of a star fort. As the scotoma area expands, some people perceive only a bright flickering area that obstructs normal vision, while others describe seeing various patterns. Some describe seeing one or more shimmering arcs of white or colored flashing lights.

  8. This Nighttime Habit Could Be A Key Indicator Of Dementia ...

    www.aol.com/nighttime-habit-could-key-indicator...

    This could also cause a “marked lack of enthusiasm for daily tasks,” Porter says, adding that these symptoms “go beyond” normal fatigue. What is the connection between sleep and preventing ...

  9. Visual release hallucinations - Wikipedia

    en.wikipedia.org/wiki/Visual_release_hallucinations

    As time passes from the initial onset of visual hallucinations, studies show that around 60% of those living with CBS feel that visual hallucinations have no effect on their lives, 33% of people feel that the hallucinations are disruptive to their lives, and 7% of people even find pleasure in the hallucinations.