The posterior cerebral arteries branch off from the basilar artery. The left and right PCAs form the longest sections of the ...

[9] Warfarin reduced the risk of the primary end point among patients with basilar artery stenosis ... and posterior circulation and the circle of Willis should be defined with a diagnostic ...

The clinical syndrome produced by a stroke is determined by the artery or arteries ... arteries. This circle of communicating arteries, known as the Circle of Willis, provides collateral cerebral ...