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  2. Cotton wool spots - Wikipedia

    en.wikipedia.org/wiki/Cotton_wool_spots

    Cotton wool spots are commonly caused by changes to the retina secondary to diabetes, hypertension, or blockages to blood vessels to the retina, such as central retinal vein occlusion. [ 5 ] [ 8 ] While at one point believed to have been the result of nerve damage in the retina, interruptions to axoplasmic flow to these nerves may result from ...

  3. White dot syndromes - Wikipedia

    en.wikipedia.org/wiki/White_dot_syndromes

    Multiple evanescent white dot syndrome occurs mostly in females. Symptoms include a sudden loss of central vision, but patients eventually regain normal vision. The white dots are small and located in the posterior pole at the level of the retinal pigment epithelium. The white dots may disappear after the first few weeks of the disease.

  4. Acute posterior multifocal placoid pigment epitheliopathy

    en.wikipedia.org/wiki/Acute_posterior_multifocal...

    Patients can typically present erythema nodosum, livedo reticularis, bilateral uveitis, and sudden onset of marked visual loss associated with the appearance of multiple lesions in the retina. These lesions may be colored from grey-white to cream-shaded yellow. Other symptoms include scotomata and photopsia. In weeks to a month times the ...

  5. Vitreomacular traction syndrome - Wikipedia

    en.wikipedia.org/wiki/Vitreomacular_traction...

    Vitreomacular traction syndrome (VTS) is a medical condition in the eye that is the result of tractional forces (pulling) being placed on the retina. [1] [2] VTS is common in people who have an incomplete posterior vitreous detachment, a type of retinal detachment at the periphery of the retina. [1]

  6. Multiple evanescent white dot syndrome - Wikipedia

    en.wikipedia.org/wiki/Multiple_evanescent_white...

    The etiology of multiple evanescent white dot syndrome is currently unknown but two potential origins have been postulated. Gass, et. al. suggests a virus invades retinal photoreceptors through cell-to-cell transmission via either the ora serrata or optic disc margin. [3]

  7. Visual snow syndrome - Wikipedia

    en.wikipedia.org/wiki/Visual_snow_syndrome

    The dots are usually black/gray on a white background and gray/white on a black background; however, they can also be transparent, white flashing, or colored. Presence of at least 2 additional visual symptoms of the 4 following categories: i. Palinopsia. At least 1 of the following: afterimages or trailing of moving objects. ii.

  8. Acute zonal occult outer retinopathy - Wikipedia

    en.wikipedia.org/wiki/Acute_zonal_occult_outer...

    This retinal disease was first described by Donald Gass in 1992. [3] Relatively little is known about the condition. Caucasian females in their mid-thirties appear to be most susceptible but the disease may affect anyone regardless of age, sex or race. [3] The disease mechanism is unknown but it is believed that it may be caused by a virus. [3]

  9. Susac's syndrome - Wikipedia

    en.wikipedia.org/wiki/Susac's_syndrome

    Susac's syndrome is a very rare disease, of unknown cause, and many persons who experience it do not display the bizarre symptoms named here. Their speech can be affected, such as the case of a female of late teens who suffered speech issues and hearing problems, and many experience unrelenting and intense headaches and migraines, some form of ...