Lateral medullary syndrome

Lateral medullary syndrome


Lateral medullary syndrome, also known as Wallenberg's syndrome, occurs following occlusion of the posterior inferior cerebellar artery

Cerebellar features
  • ataxia
  • nystagmus

Brainstem features
  • ipsilateral: dysphagia, facial numbness, cranial nerve palsy e.g. Horner's
  • contralateral: limb sensory loss