False localising signs

Evidence-based neurology checklist on false localising signs: Kernohan-Woltman notch phenomenon This is hemiparesis ipsilateral to the side of a brain lesion It occurs with tentorial herniation of the uncus of the temporal lobe This causes contralateral pyramidal tract compression against the…

Kernohan-Woltman notch phenomenon

  • This is hemiparesis ipsilateral to the side of a brain lesion
  • It occurs with tentorial herniation of the uncus of the temporal lobe
  • This causes contralateral pyramidal tract compression against the tentorium

Foster-Kennedy syndrome

Cranial nerve palsies

Cerebellar ataxia

False localising signs with spinal cord lesions

References

  1. Larner AJ. False localising signs. JNNP 2003; 74:415-418. 
  2. Zhang CH, DeSouza RM, Kho JS, Vundavalli S, Critchley G. Kernohan-Woltman notch phenomenon: a review article. Br J Neurosurg 2017; 31:159-166. 
  3. McKenna C, Fellus J, Barrett AM. False localizing signs in traumatic brain injury. Brain Inj 2009; 23:597-601.
  4. Carrasco R, Pascual JM. False localising hemiparesis: a puzzling pathophysiological phenomenon. Br J Neurosurg 2017; 31:293-294.
  5. McKenna C, Fellus J, Barrett AM. False localizing signs in traumatic brain injury. Brain Inj 2009; 23:597-601.
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