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 carotid and the posterior cerebral arteries.

Picturing how our species might appear in the far future often invites wild speculation over stand-out features such as height, brain size ... Journal of Anatomy. The fact the artery seems ...

MINNEAPOLIS — Cervical artery dissection is a tear in an artery in the neck that provides blood flow to the brain. Such a tear can result in blood clots that cause stroke. A new study has found ...