How should patients discuss CT with their doctor? Patients should not hesitate to engage with their health care provider and discuss whether a CT scan is needed, what they expect to find or are ...

Subarachnoid Hemorrhage - Anterior Cerebral Artery Aneurysm. (Left) Axial CT scan without contrast; (Right) Left internal carotid artery angiogram, Lateral oblique view. On the CT scan, note the ...

Computed tomography (CT) examinations (known more commonly as a “ CT scan ” or “CAT scan”) incorporate a series of x-ray images taken of areas inside the body and use a computer to create a ...

Blood from acute trauma will be hyperdense (white) compared to surrounding brain tissue on a CT scan and is most commonly seen at the periphery, either near the area of impact or on the opposite ...

Watershed Infarction: Axial CT scan. Note the large hypodensity in the left basal ganglia and internal capsule. Although watershed infarcts are most often thought of as areas between two major blood ...

Oden worked with Lara Abdelmohsen, a doctoral student in BME who is researching the circle of Willis (CoW), a ring-shaped network of arteries at the base of the brain that supply blood to the brain.

The posterior communicating artery (PCOM) is a part of a group of arteries in the brain known as the circle of Willis. The artery connects the internal carotid and the posterior cerebral arteries. Its ...

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet.

An incomplete Circle of Willis, defined by aplasia of any arterial segment, was present in 875 (77.7%) patients. The most common variation found was aplasia of the right posterior communicating artery ...

A berry aneurysm is a weakened, bulging area in the wall of an artery that serves the brain. Read about risk factors, symptoms, treatment, and more.

The circle of Willis is an important collateral system that maintains perfusion to the stenotic area from the contralateral carotid and basilar artery to the region of reduced brain perfusion. The aim ...