ICA = internal carotid artery, MCA = middle cerebral artery, ACA = anterior communicating artery, CCA = common carotid artery, ECA = external carotid artery. FMD is a disease of the arteries which ...

• Posterior communicating artery • Anterior communicating artery • Middle cerebral artery bifurcation. Sentinel, or "warning" leaks that produce minor blood leakage are reported to occur in 30-50% of ...