AICA = anterior inferior cerebellar artery, SCA = superior cerebellar artery, PCA = posterior cerebral artery. Subarachnoid hemorrhage (SAH) is the extravasation of blood into the subarachnoid space ...

Posterior Cerebral Artery (PCA) Infarction: Diffusion-weighted MRIs. Note the bright signal in the distribution of the right posterior cerebral artery. This syndrome is most often caused by a cardiac ...

Original Article from The New England Journal of Medicine — A Case of Thrombosis of the Left Posterior Inferior Cerebellar Artery ...

Cerebral angiogram showed an irregular 10 millimetre aneurysm at the origin of the right posterior inferior cerebellar artery (PICA) (Figure 1).

In Panel A, a lateral angiogram of the left vertebral artery shows a high-grade (atherosclerotic) stenosis proximal to the origin of the posterior inferior cerebellar artery and delayed filling of ...

A normal response to the head impulse test is almost a perfect predictor of stroke when considering the more common infarctions of the posterior inferior cerebellar artery, which generally affect only ...