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  2. Photopsia - Wikipedia

    en.wikipedia.org/wiki/Photopsia

    Photopsia is the presence of perceived flashes of light in the field of vision. It is most commonly associated with: [4] posterior vitreous detachment; migraine aura (ocular migraine / retinal migraine) migraine aura without headache; scintillating scotoma; retinal break or detachment; occipital lobe infarction (similar to occipital stroke)

  3. Posterior vitreous detachment - Wikipedia

    en.wikipedia.org/wiki/Posterior_vitreous_detachment

    Weiss ring: a large, ring shaped floater that is sometimes seen if the vitreous body releases from the back of the eye. When this occurs there is a characteristic pattern of symptoms: Flashes of light ; A sudden dramatic increase in the number of floaters; A ring of floaters or hairs just to the temporal side of the central vision

  4. Scintillating scotoma - Wikipedia

    en.wikipedia.org/wiki/Scintillating_scotoma

    Symptoms typically appear gradually over 5 to 20 minutes and generally last less than 60 minutes, leading to the headache in classic migraine with aura, or resolving without consequence in acephalgic migraine. [3] For many sufferers, scintillating scotoma is first experienced as a prodrome to migraine, then without migraine later in life ...

  5. Visual snow syndrome - Wikipedia

    en.wikipedia.org/wiki/Visual_snow_syndrome

    At least 1 of the following: excessive floaters in both eyes, excessive blue field entoptic phenomenon, self-light of the eye , or spontaneous photopsia. iii. Photophobia. iv. Nyctalopia; impaired night vision. Symptoms are not consistent with typical migraine aura.

  6. List of systemic diseases with ocular manifestations - Wikipedia

    en.wikipedia.org/wiki/List_of_systemic_diseases...

    An ocular manifestation of a systemic disease is an eye condition that directly or indirectly results from a disease process in another part of the body. There are many diseases known to cause ocular or visual changes.

  7. Aura (symptom) - Wikipedia

    en.wikipedia.org/wiki/Aura_(symptom)

    Simple visual symptoms can include static, flashing, or moving lights/shapes/colors caused mostly by abnormal activity in the primary visual cortex. Complex visual auras can include people, scenes, and objects which results from stimulation of the temporo-occipital junction and is lateralized to one hemifield.

  8. Retinal detachment - Wikipedia

    en.wikipedia.org/wiki/Retinal_detachment

    When the retina detaches, common symptoms include seeing floaters, flashing lights, a dark shadow in vision, and sudden blurry vision. [1] [3] The most common type of retinal detachment is rhegmatogenous, which occurs when a tear or hole in the retina lets fluid from the center of the eye get behind it, causing the retina to pull away. [6]

  9. Blurred vision - Wikipedia

    en.wikipedia.org/wiki/Blurred_vision

    Retinal detachment: Symptoms include floaters, flashes of light across your visual field, or a sensation of a shade or curtain hanging on one side of your visual field. Optic neuritis : Inflammation of the optic nerve from infection or multiple sclerosis may cause blurring of vision. [ 14 ]

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