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Optic nerve.

Optic nerve. Dr.Nupur Dr.Shruti. LAQs. OPTIC NEURITIS. DEFINITION AND CLASSIFICATION ETIOLOGY SIGNS AND SYMPTOMS. TREATMENT. OPTIC ATROPHY. DEFINITION CLASSIFICATION INVESTIGATIONS AND TREATMENT. SAQs. Papilloedema Toxic amblyopia. Acute retrobulbar neuritis. Amblyopia.

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Optic nerve.

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  1. Optic nerve. Dr.Nupur Dr.Shruti

  2. LAQs. • OPTIC NEURITIS. • DEFINITION AND CLASSIFICATION • ETIOLOGY • SIGNS AND SYMPTOMS. • TREATMENT. • OPTIC ATROPHY. • DEFINITION • CLASSIFICATION • INVESTIGATIONS AND TREATMENT.

  3. SAQs • Papilloedema • Toxic amblyopia. • Acute retrobulbar neuritis. • Amblyopia. • Anterior ischaemic optic neuropathy.

  4. MCQs • Distance between optic nerve head n macula is; • Disc diameter(dd) • 2DD • 3DD • 4DD • Optic nerve carries axons of neurons of • Fourth order • First order • Third order • Second order

  5. Foster keneddy syndrome is due to tumours of; • Pontine • Midbrain • Cerebellar • Orbital surface of frontal lobe. • Macular fan is seen in • Oedema of optic nerve • Atrophy of the nerve • Macular degeneration • None

  6. Swelling of disc in pappilitis rarely exceeds; • 1-2 dd • 4-6dd • 2-3dd • 3-5dd • Vitreous opacities are seen in • Papilloedema • Acute retrobulbar neuritis • Papilitis • none

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