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Optic disc pallor in postoperative bilateral posterior ischemic optic neuropathy

Fundus photograph of the right eye (A) shows a flat macula, pale optic nerve and retinal vessels of normal caliber. Fundus photograph of the left eye (B) shows a flat macula, some hypopigmented spots just nasal to the fovea, optic nerve pallor, and retinal vessels of normal caliber. (Contributed by Dr. Felipe De Alba.)

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  • Aseptic meningitis
  • Border-zone infarction
  • Brachial plexus injury
  • Femoral neuropathy
  • Hypoxic or ischemic encephalopathy
  • Lumbosacral plexopathy
  • Neuromuscular disorders
  • Polyneuropathy
  • Posterior reversible leukoencephalopathy
  • Small vessel infarction
  • Watershed infarction