According to the World Health Organization, 15 million people suffer stroke worldwide each year, of these, 5 million die and 5 million are permanently disabled. Stroke is therefore a major cause of ...

The classical Circle of Willis configuration was oberved in only 15 samples (50%). Greater calibers were observed in the arteries of the posterior circulation and multiple linear regression analysis ...

Type of internal carotid artery-posterior communicating artery circulation Based on the literature, variations in the posterior circulation of the circle of Willis were classified into two types 17.

There have been descriptions of anatomic variations at the circle of Willis, 11 12 especially the effect of fetal type configuration on cerebral collateral circulation. 13 We demonstrate that the ...

As part of the lower half of the circle of Willis, the PCOM artery starts from the internal carotid artery (ICA) and joins the internal carotid and the posterior cerebral arteries (PCA). It is located ...

Background Collateral circulation is an important determinant of outcome in people with acute ischemic stroke due to large vessel occlusion (LVO). Objective To explore the impact of the circle of ...

These studies suggested that VSMC differentiation is highly organotypic and may even be vessel specific. The circle of Willis (CW) consists of major arteries that supply blood to the vertebrate brain, ...

Figure 1. Artery specification of endothelial cells (ECs) in circle of Willis (CW) arteries (A-D) Confocal live images of Tg (flt4:yfp, kdrl:hras-mcherry) hu4881/s896 and scheme representation of CW ...

Fani T. Willis, the district attorney of Fulton County, Ga., is riding a wave of momentum from a string of guilty pleas in the election interference case that involves former President Donald J ...

The 23 aneurysms were located as follows: 17 (73.9%, 17/23) were in the anterior circulation, and 6 (26.1%, 6/23) were in the posterior circulation. PED deployment was technically successful in all ...