Claude syndrome

Claude's syndrome
Classification and external resources
Specialty	neurology
ICD-10	G46.3
ICD-9-CM	352.6
DiseasesDB	33869
MeSH	D020526
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Claude's syndrome is a form of brainstem stroke syndrome characterized by the presence of an ipsilateral oculomotor nerve palsy, contralateral hemiparesis, contralateral ataxia, and contralateral hemiplegia of the lower face, tongue, and shoulder. Claude's syndrome affects oculomotor nerve, red nucleus and brachium conjunctivum

Claude's syndrome is caused by midbrain infarction as a result of occlusion of a branch of the posterior cerebral artery. This lesion is usually a unilateral infarction of the red nucleus and cerebral peduncle, affecting several structures in the midbrain including:

It is very similar to Benedikt's syndrome.

It has been reported that posterior cerebral artery stenosis can also precipitate Claude's syndrome.

It carries the name of Henri Charles Jules Claude, a French psychiatrist and neurologist, who described the condition in 1912.