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  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

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  • Full spectrum of neurology in 1,200 comprehensive articles.

Visual aura (drawing)

This illustration of visual aura was drawn by a neurologist experiencing a typical aura without headache. (Contributed by Dr. Allan Purdy.)

Associated Disorders

  • Atherosclerotic heart disease
  • Cerebrovascular disorders