Optic Nerve Anatomy

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Health Encyclopedia: Optic Nerve Atrophy

Definition

Optic nerve atrophy is damage to the optic nerve. The optic nerve carries images of what we see from the eye to the brain.


Alternative Names

Optic atrophy; Optic neuropathy


Causes, incidence, and risk factors

There are many unrelated causes of optic atrophy. The most common cause is poor blood flow, called ischemic optic neuropathy, which most often affects elderly people. The optic nerve can also be damaged by shock, various toxic substances, radiation, and trauma.

Various eye diseases,...

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More information on "Optic Nerve Anatomy"

From Our Sources

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Ischemic Optic Neuropathy

Source: HealthCentral Encyclopedia

Optic neuropathy describes abnormalities of the optic nerve that occur as a result of ischemia, toxins, vascular and blood pressure abnormalities,... Read more »

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Optic glioma

Source: ADAM Encyclopedia

Gliomas are tumors that grow in various parts of the brain. Optic gliomas can affect: One or both of the optic nerves, which carry visual... Read more »

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Optic neuritis

Source: ADAM Encyclopedia

Optic neuritis is inflammation of the optic nerve. It may cause sudden, reduced vision in the affected eye. Alternative Names Retro-orbital... Read more »

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Optic nerve