2024年11月25日 · A lacunar stroke (lacunar infarct) happens when a blood clot blocks a blood vessel deep in your brain. It’s a life-threatening medical emergency.

2023年8月31日 · A lacunar stroke occurs due to a lack of blood flow in smaller arteries that supply deep brain structures. The most important risk factor for the development of lacunar stroke is chronic high...

A lacunar stroke, also called a lacunar infarct, occurs when an artery that supplies blood to the deeper portions of the brain becomes blocked. Other types of strokes occur on the surface, or...

2024年3月10日 · These are called stuttering lacunar infarcts. Lacunar infarcts are common in the subcortical deep brain structures, including the thalamus, basal ganglia, pons, and white matter of the internal capsule. Lacunar infarcts can be asymptomatic and are noted on imaging as incidental findings.

Lacunar infarcts are small (2 to 15 mm in diameter) noncortical infarcts caused by occlusion of a single penetrating branch of a large cerebral artery [1,2]. These branches arise at acute angles from the large arteries of the circle of Willis, stem of the middle cerebral artery (MCA), or …

2023年7月27日 · In a lacunar stroke, brain cells in a relatively small area (measuring from 3 millimeters to as much as 2 centimeters across) are damaged or killed by lack of oxygen. Such a small area of brain destruction is called a lacune.

CT scan of two lacunar strokes. Lacunar stroke or lacunar cerebral infarct (LACI) is the most common type of ischemic stroke, resulting from the occlusion of small penetrating arteries that provide blood to the brain's deep structures.