In the circle of Willis, the anterior arteries ... The posterior communicating artery (PCOM) is a small artery in the brain ...

The anterior cerebral artery arises where the internal carotid artery ends. It curves upward and towards the middle of the ...

The anterior circulation consists of the right and left internal carotid arteries (ICA ... are joined to each other by the anterior communicating artery which connects the ACAs.

Atherosclerotic carotid artery stenosis is relatively frequent in older patients and is a major cause of disabling stroke or death. Carotid endarterectomy is currently considered the standard of ...