It most often happens in the brain or in the heart. The results can be serious. Sometimes the term vasospasm is used to describe the narrowing of small blood vessels in the hands. "Vaso" means vessel.

The body’s first response is to protect the brain, heart, and lungs. It does this by narrowing the blood vessels in the hands, feet, and limbs. This emergency vasoconstriction temporarily raises ...

Medically reviewed by Smita Patel, DO Cerebrovascular disease is a group of disorders that affects blood flow and involves at ...

Carotid artery disease, also called carotid artery stenosis, occurs when the carotid arteries, the main blood vessels that carry oxygenated blood to the brain, become narrowed. The narrowing of the ...

The image depicts the yellow colored plaque buildup inside the walls of the vessel. The image also depicts blood ... the narrowing in the carotid can lead to an acute ischemic stroke, which is an ...

Surprisingly, the protein shortage primarily affects the brain's blood vessels. Reduced levels of a critical protein are linked to devastating brain diseases like Alzheimer's, frontotemporal ...

The main cause of ischemic stroke is blood clotting due to the narrowing and hardening ... the arterial walls and obstruct a blood vessel in the brain, leading to an ischemic stroke.

In this study, researchers isolated blood vessels from human early developing brains, adult brains, brain tumours and brain vascular malformations. They found that endothelial cells, which line ...

renal artery stenosis is caused by atherosclerosis, a process in which plaque made up of fats, cholesterol, and other materials builds up on the walls of the blood vessels, including those leading ...

In the brain, not all blood flow is created equal. RIKEN researchers have developed a detailed cortical layer map of the ...

They can help doctors diagnose conditions affecting the heart, brain, arms ... can help show if a person has a narrowing or blockage in the blood vessels of the heart. The doctor will insert ...