"Circle of Willis" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
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.
|Circle of Willis
- Circle of Willis
- Willis' Circle
- Circle, Willis'
- Willis Circle
- Cerebral Arterial Circle
- Arterial Circle, Cerebral
Below are MeSH descriptors whose meaning is more general than "Circle of Willis".
Below are MeSH descriptors whose meaning is more specific than "Circle of Willis".
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