optic neuritis Flashcards by abbey hart

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features

unilateral decrease in visual acuity over hours or days
poor discrimination of colours, ‘red desaturation’
pain worse on eye movement
relative afferent pupillary defect
central scotoma

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investigation

MRI of the brain and orbits with gadolinium contrast is diagnostic in most cases

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management

high-dose steroids
recovery usually takes 4-6 weeks

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causes

multiple sclerosis: the commonest associated disease
diabetes
syphilis

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what is optic neuritis

any condition causing inflammation of optic nerve

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optic neuritis Flashcards

(6 cards)