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skos:definition |
MSH: Conditions which produce injury or dysfunction of the second cranial or optic nerve, which is generally considered a component of the central nervous system. Damage to optic nerve fibers may occur at or near their origin in the retina, at the optic disk, or in the nerve, optic chiasm, optic tract, or lateral geniculate nuclei. Clinical manifestations may include decreased visual acuity and contrast sensitivity, impaired color vision, and an afferent pupillary defect.,CSP: conditions which produce injury or dysfunction in the 2nd cranial nerve; clinical manifestations may include decreased visual acuity and contrast sensitivity or impaired color vision.,NCI: A non-neoplastic or neoplastic disorder affecting the optic nerve (second cranial nerve).,NCI: A disorder characterized by involvement of the optic nerve (second cranial nerve).
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