Optic Atrophy

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Optic Atrophy

Examination

• general
  • features of Multiple Sclerosis
• Acuity 
  • decreased
• visual fields
  • Central Scotoma
  • Bitemporal Hemianopia 
• Pupils
  • normal at rest
  • react consensually not directly (Marcus-Gunn Pupil)
• Fundi
  • pale
  • pathological cupping (glaucoma)

Causes

Primary (damage to nerve)

• Optic neuritis
• Demyelination
• Compression
  • Tumour
    • tumour
    • Paget's Disease
    • Thyroid Eye Disease
• Ischaemic
• Toxic
  • methyl alcohol
  • lead
  • quinine
• Infective
  • Syphilis
• Nutritional
  • Vitamin B12
• Hereditary
  • Freidrich's ataxia
  • Leber's optic atrophy
• Glaucoma

Secondary

• Papilloedema

Consecutive

• Retinitis Pigmentosa
• Choroiditis

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