This is the first clear evidence of poor brain circulation in POTS even while patients are lying down using an imaging technique which is widely accessible to doctors," said Dr. Seeley.

Blood is supplied to the brain by two major sets of arteries, the anterior and posterior circulations. The anterior circulation consists of the right and left internal carotid arteries (ICA ...

Maas and colleagues analyzed CTA-SIs acquired from 369 cases of acute stroke with anterior circulation ischemia, comprising 134 cases with unilateral proximal (M1 and/or M2) middle cerebral artery ...