J Neurol Neurosurg Psychiatry 76:268 doi:10.1136/jnnp.2003.034371
  • Neurological picture

Checkerboard fields in multiple sclerosis

  1. M A Tamhankar,
  2. C E Markowitz,
  3. S L Galetta
  1. Division of Neuro-Ophthalmology, Departments of Neurology and Ophthalmology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA
  1. Correspondence to:
 Steven L Galetta
 Department of Neurology, 3 West Gates, 3400 Spruce Street, Philadelphia, PA 19104;

    A 43 year old previously healthy woman presented with headache and blurred vision. Visual acuity was 20/30 in both eyes, with normal colour vision, pupil, and funduscopic examinations. Computerised threshold perimetry (fig 1) revealed a left superior and right inferior homonymous quadrantanopia. Magnetic resonance imaging (MRI) of the brain demonstrated high signal abnormality in the right temporal and left parieto-occipital lobes (fig 2). A diagnosis of multiple sclerosis (MS) was established when the patient developed recurrent neurologic dysfunction.

    Figure 1

     Humphrey visual fields [30-2] demonstrate a …

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