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10,11] Sudden death resulting from very small tumours is more likely to be related to embolism to the coronary or cerebral arteries.
Varicella zoster can cause arteriopathy of the large proximal cerebral arteries.
In Arab countries ischemic stroke resulting from blockage of brain arteries is the most common type of stroke, although data from Sudan indicates that 41 per cent of all strokes in that country are brain haemorrhages due to rupture of cerebral arteries from hypertension.
Acute exposure lo ethanol concentrations obtained during binge drinking constricts cerebral arteries in several species, including humans (Liu et al.
As to the cerebral circulation, we have previously demonstrated that phytoestrogens relax cerebral arteries (Torregrosa et al.
4 h occlusion of middle cerebral arteries in hyperglycaemic cats, and administration of high dose of corticosteroids 30 min after occlusion, significantly reduced the size of infarcts as compared to untreated group.
To estimate the extent that these patients' circulation was compromised, the researchers generated quantitative phase-contrast magnetic resonance angiography (qMRA) flow maps for their internal and middle cerebral arteries.
When they reach the base of the skull following their course through the neck they join together to form the basilar artery which then divides into the posterior cerebral arteries that supply the occipital lobes of the brain.
In 1982, Rune Aaslid used a pulsed Doppler transducer to propagate 1 to 2 MHz waves through the adult human skull and for the first time was able to accurately determine the velocity of blood flow through specific cerebral arteries encircling the base of the brain.
In older individuals, exercise is associated with an increase in the number of large-diameter vessels in the cerebral region of the brain and with an increase in blood flow in the three major cerebral arteries, researchers announced at the annual meeting of the Radiological Society of North America.
This causes forced dilation of cerebral arteries, disruption of the blood-brain barrier, and formation of vasogenic cerebral edema, Ms.

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