Optic nerve. Dr.Nupur Dr.Shruti.

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Presentation transcript:

Optic nerve. Dr.Nupur Dr.Shruti

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

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

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

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

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