The Factology Daily

Artery of Percheron deserves a closer look.

The artery of Percheron (AOP) is a rare anatomical variation in the brain vascularization in which a single arterial trunk arises from the posterior cerebral artery (PCA) to supply both sides of the thalamus and midbr...

Jul 8, 2026
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The artery of Percheron (AOP) is a rare anatomical variation in the brain vascularization in which a single arterial trunk arises from the posterior cerebral artery (PCA) to supply both sides of the thalamus and midbrain.

The artery of Percheron (AOP) is a rare anatomical variation in the brain vascularization in which a single arterial trunk arises from the posterior cerebral artery (PCA) to supply both sides of the thalamus and midbrain.

  1. https://en.wikipedia.org/wiki/Artery_of_Percheron
  2. https://www.wikidata.org/wiki/Q2070179
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