... on imaging. Hypertension and leukoaraiosis were more likely to be encountered in the second group, supporting the existence of different underlying vasculopathies in the two phenotypes. Recent studies examining cerebral blood flow have been consistent with this notion of heterogeneity and suggested that endothelial dysfunction may play a particularly important part in the pathophysiology of certain patients with small vessel disease " ... ...

• Word Count: 826
• Approx Pages: 3
• Grade Level: Graduate