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Focal neurological signs

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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Focal neurological signs help discriminate which part of the nervous system is affected by a lesion.

Frontal lobe signs may include:

  • mental disturbance, e.g. dementia, apathy, inappropriate emotion
  • epilepsy
  • grasp reflex, pout and snout reflexes
  • unilateral anosmia

Parietal lobe signs may include:

  • sensory disturbance, agraphia, acalculia

Temporal lobe signs may include:

  • loss of long and short term memory

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