What Is The Most Commonly Affected Artery For Stroke?

What Is The Most Commonly Affected Artery For Stroke? Middle Cerebral Artery (MCA) Infarction The middle cerebral artery (MCA) is the most common artery involved in stroke. It supplies a large area of the lateral surface of the brain and part of the basal ganglia and the internal capsule via four segments (M1, M2, M3,