Posterior choroidal artery infarct

Last revised by Rohit Sharma on 3 Jul 2024

Posterior choroidal artery infarct is a rare isolated ischemic stroke syndrome due to occlusion of the posterior choroidal artery. It usually coexists with posterior cerebral artery, and often superior cerebellar artery, infarction.

Clinical presentation

When infarction is limited to to the lateral posterior choroidal artery territory, the most common clinical manifestations include:

  • homonymous quadrantanopia or homonymous horizontal sectoranopia (uncommon but highly suggestive of involvement of the lateral geniculate body)

  • hemisensory loss

  • neuropsychological dysfunction (transcortical aphasia, memory disturbances)

Medial posterior choroidal artery territory infarction is less frequent with Its neurologic presentation dominated by eye movement disorders.

Pathology

When seen in isolation, damage due to posterior choroidal artery infarction is characteristically limited to the:

Cases and figures

  • Case 1: lateral posterior choroidal infarct
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