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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 ...
For instance, a change in the anterior communicating artery may keep the circle of Willis from being complete. A few different changes are possible here, including fenestration and duplication.
The image depicts the anatomy of the circle of Willis (A) ... Pcomm: posterior communicating artery; A1, A2, P1, P2: branches of the anterior and posterior cerebral arteries.
The image depicts the anatomy of the circle of Willis (A) ... artery; A1, A2, P1, P2: branches of the anterior and posterior cerebral ... to the intracranial arterial supply. view more .