The circle of Willis is a junction of several important arteries at the bottom part of the brain. Learn more about its anatomy, function, and more.

Medically reviewed by Nicholas R. Metrus, MD The posterior communicating artery (PCOM) is a part of a group of arteries in the brain known as the circle of Willis. The artery connects the internal ...

[4] Evaluation of Circle of Willis variants using magnetic resonance angiography. Scientific Reports (2022). [5] Exploring the anatomical configurations of the cerebral arteries in a cohort of ...

The vertebral arteries are not normally considered part of the circle of Willis, but are important to the intracranial arterial supply. Credit Penn Medicine/Brett Cucchiara, MD and John Detre, MD ...

The vertebral arteries are not normally considered part of the circle of Willis, but are important to the intracranial arterial supply. Credit: Penn Medicine/Brett Cucchiara, MD and John Detre, MD ...

The vertebral arteries are not normally considered part of the circle of Willis, but are important to the intracranial arterial supply. view more Credit: Penn Medicine/Brett Cucchiara, MD and John ...

Migraine with Aura Is Associated with an Incomplete Circle of Willis: Results of a Prospective Observational Study. PLoS ONE , 2013; 8 (7): e71007 DOI: 10.1371/journal.pone.0071007 Cite This Page : ...

The arterial supply of blood to the brain is protected by a series of connections between the major arteries, termed the "circle of Willis" after the English physician who first described it in ...

A study from the University of Pennsylvania reveals that an incomplete 'circle of Willis,' a set of connections between arteries to the brain, may be responsible for migraines.

References [1] Machine learning-based pulse wave analysis for classification of circle of Willis topology: An in silico study with 30,618 virtual subjects. Biomedical Signal Processing and Control ...