pos·te·ri·or in·fe·ri·or cer·e·bel·lar ar·ter·y syn·drome
a syndrome due usually to thrombosis, characterized by dysarthria, dysphagia, staggering gait, and vertigo, and marked by hypotonia, incoordination of voluntary movement, nystagmus, Horner syndrome on the ipsilateral side, and loss of pain and temperature senses on the side of the body opposite to the lesion.
[Adolf Wallenberg, Ger. physician, 1862–1949]
A syndrome resulting from occlusion of the posteroinferior cerebellar artery or one of its branches supplying the lower portion of the brainstem. Dysphagia, muscular weakness or paralysis, impairment of pain and temperature senses, and cerebellar dysfunction are characteristic. Synonym: lateral medullary infarct; lateral medullary syndrome
Wallenberg,Adolf, German physician, 1862-1949.
Wallenberg syndrome - a syndrome usually due to thrombosis. Synonym(s): posterior inferior cerebellar artery syndrome