WE have recently studied 2 patients with symptoms of cerebral ischemia in whom a reversal of blood flow through the left vertebral artery was demonstrated. In both cases the anatomic lesion produci ...

Intracranial vertebral-artery dissections cause medullary, cerebellar, and pontine ischemia and can cause subarachnoid hemorrhage. 27. Symptoms Not Usually Caused by Posterior-Circulation Disease.

The Vertebral Artery Stenting Trial (VAST) and Stenting Versus Aggressive Medical Management for Preventing Recurrent Stroke in Intracranial Stenosis (SAMMPRIS) are two randomized controlled ...

But the Vertebral artery Ischemic Stenting Trial (VIST) ... This is particularly high in patients who have V4 or intracranial vertebral stenosis, he said.

Cerebral angiogram, Left vertebral artery injection; (Left) AP view; (Right) Lateral view. Note the aneurysm arising from the vertebral artery at the origin of the posterior inferior cerebellar artery ...

Atherosclerosis affecting the MCA, anterior cerebral artery (ACA) and posterior cerebral artery (PCA) is more common in certain racial and ethnic groups. This pattern is more common in people of ...

A computed tomography angiography (CTA), however, shows occlusion of the left vertebral artery from a possible dissection. The basilar artery is clear on imaging. Laboratory tests are unremarkable.

Neck pain or an injury can leave you feeling dizzy. This condition, known as bow hunter’s syndrome or rotational vertebral artery syndrome, makes you feel faint or dizzy when you turn your head.