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Concept information

Preferred term

Circle of Willis  

Type

  • mesh:Descriptor

Definition

  • A polygonal anastomosis at the base of the brain formed by the internal carotid (CAROTID ARTERY, INTERNAL), proximal parts of the anterior, middle, and posterior cerebral arteries (ANTERIOR CEREBRAL ARTERY; MIDDLE CEREBRAL ARTERY; POSTERIOR CEREBRAL ARTERY), the anterior communicating artery and the posterior communicating arteries.

Broader concept

Entry terms

  • Cerebral Arterial Circle
  • Willis' Circle

In other languages

URI

http://data.loterre.fr/ark:/67375/JVR-GG3ZR6SZ-X

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