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  2. Optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Optic_neuropathy

    These diseases often cause sudden rapid visual loss in one eye. Inflammatory diseases of the blood vessels, like giant-cell arteritis, polyarteritis nodosa, eosinophilic granulomatosis with polyangiitis, granulomatosis with polyangiitis, and rheumatoid arthritis can cause arteritic AIONs (AAION). The vast majority of AIONs are nonarteritic ...

  3. Acute visual loss - Wikipedia

    en.wikipedia.org/wiki/Acute_visual_loss

    Central retinal artery occlusion: CRAO is characterized by painless, acute vision loss in one eye. [11] Central retinal vein occlusion: CRVO causes sudden, painless vision loss that can be mild to severe. [12] Branch retinal vein occlusion: sudden painless vision loss or visual field defect are the main symptom of BRVO. [13]

  4. Visual impairment - Wikipedia

    en.wikipedia.org/wiki/Visual_impairment

    Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception.In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6]

  5. Myopia - Wikipedia

    en.wikipedia.org/wiki/Myopia

    A 2012 review could not find strong evidence for any single cause, although many theories have been discredited. [35] Twin studies indicate that at least some genetic factors are involved. [27] [36] [37] Myopia has been increasing rapidly throughout the developed world, suggesting environmental factors are involved. [38]

  6. Macular degeneration - Wikipedia

    en.wikipedia.org/wiki/Macular_degeneration

    Normal vision The same view with age-related macular degeneration [10] Early or intermediate AMD may be asymptomatic, or it may present with blurred or decreased vision in one or both eyes. This may manifest initially as difficulty with reading or driving (especially in poorly lit areas). [2]

  7. Blurred vision - Wikipedia

    en.wikipedia.org/wiki/Blurred_vision

    Some glaucomas (e.g. open angle glaucoma) cause gradual loss of vision and some others (e.g. angle closure glaucoma) cause sudden loss of vision. [6] It is one of the leading cause of blindness worldwide. [2] Diabetes: Poorly controlled blood sugar can lead to temporary swelling of the lens of the eye, resulting in blurred vision. While it ...

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