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  2. Optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Optic_neuropathy

    The optic nerve can be damaged when exposed to direct or indirect injury. Direct optic nerve injuries are caused by trauma to the head or orbit that crosses normal tissue planes and disrupts the anatomy and function of the optic nerve; e.g., a bullet or forceps that physically injures the optic nerve.

  3. Toxic and nutritional optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Toxic_and_nutritional...

    Toxic optic neuropathy is treated by identification and removal of the offending agent. Depending upon the individual affected, the nature of the agent, total exposure prior to removal, and degree of vision loss at the time of diagnosis, the prognosis is variable. Nutritional optic neuropathy is treated with improved nutrition.

  4. Non-arteritic anterior ischemic optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Non-arteritic_anterior...

    The exact mechanism of optic nerve ischemia in these cases remains unclear, but contributing factors may include hypotension, anemia, hypoxia, and changes in the autoregulation of optic nerve arterial blood flow. The incidence of ischemic optic neuropathy leading to vision loss following general surgeries ranges between 0.1% and 0.002%.

  5. Health officials in Europe are investigating Ozempic and the trendy drug’s possible link to an eye-rotting condition that causes blindness. On Dec. 17, the European Medicines Agency announced ...

  6. Kjer's optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Kjer's_optic_neuropathy

    Cupping of the optic disc was found in 89% of DOA patients in at least one of their eyes. [ 6 ] With loss of the central visual fields, there is impairment of color vision in addition to loss of visual acuity varying from mild to severe, typically ranging from 6/6 (in meters, equivalent to 20/20, ft) to 6/60 (20/200, ft) with a median value of ...

  7. Chronic relapsing inflammatory optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Chronic_relapsing...

    A chest X-ray or CT scan should be ordered if granulomatous optic neuropathy caused by sarcoidosis is suspected. [ 3 ] Magnetic resonance imaging can capture optic nerve inflammation, but this finding is not present in all patients, [ 1 ] [ 3 ] [ 13 ] Diffusion tensor imaging has been shown to detect widespread white matter abnormalities in ...

  8. Autoimmune optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Autoimmune_optic_neuropathy

    Autoimmune optic neuropathy (AON), sometimes called autoimmune optic neuritis, may be a forme fruste of systemic lupus erythematosus (SLE) associated optic neuropathy. AON is more than the presence of any optic neuritis in a patient with an autoimmune process, as it describes a relatively specific clinical syndrome.

  9. Mitochondrial optic neuropathies - Wikipedia

    en.wikipedia.org/wiki/Mitochondrial_optic...

    Toxic optic neuropathy refers to the ingestion of a toxin or an adverse drug reaction that results in vision loss from optic nerve damage. Patients may report either a sudden loss of vision in both eyes, in the setting of an acute intoxication, or an insidious asymmetric loss of vision from an adverse drug reaction.

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