Medically reviewed by Nicholas R. Metrus, MD The posterior communicating artery (PCOM) is a part of a group of arteries in ...

brain hemorrhage, or vascular death in patients with vertebrobasilar disease. [9] Warfarin reduced the risk of the primary end point among patients with basilar artery stenosis, but there was no ...

The location of an aneurysm is also important. Aneurysms on blood vessels located in the back half of the brain (vertebral arteries, the basilar artery, and the posterior communicating artery) are at ...

The basilar artery typically bifurcates into two posterior cerebral arteries (PCA) (Figure 1). The PCAs supply the occipital lobes and portions of the temporal lobes. Proximally, these arteries ...