Small Vessel Stroke
Small Vessel Stroke - Related Videos
01:23
Magnetic Resonance Imaging of Perivascular Spaces in the Human Brain During a Small Vessel Stroke
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2025
Perivascular spaces (PVS) are fluid-filled spaces around the brain blood vessels involved in fluid drainage.To examine alterations in PVS during a small vessel stroke, perform magnetic resonance imaging (MRI) of the basal ganglia region in the patient’s brain.The imaging protocol includes the T2-weighted fast spin echo and fluid-attenuated inversion recovery (FLAIR) sequences.T2-weighted imaging enhances the contrast between cerebrospinal fluid (CSF)-filled PVS and surrounding tissue.FLAIR...
08:07
Rose Bengal Photothrombosis by Confocal Optical Imaging In Vivo: A Model of Single Vessel Stroke
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Cited by 31 •
2015
Here, we describe a semi-invasive optical microscopy approach for the induction of a Rose Bengal photothrombotic clot in the somatosensory cortex of a mouse in vivo. The technical aspects of the imaging procedure are described from induction of a photothrombotic event to application and data collection.
04:20
Isolating Mouse Brain Vessels: A Protocol to Isolate Intact Vessels from Murine Brain Sample
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2025
This video demonstrates the isolation of intact vessels from a mouse's brain that constitute the blood-brain barrier (BBB) along with neurons and glial cells. The isolated vessels can be used as an in vitro model to study their role in maintaining brain homeostasis.
07:32
Purification of Mouse Brain Vessels
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Cited by 90 •
2015
We describe a protocol allowing the purification of the mouse brain's vascular compartment. Isolated brain vessels include endothelial cells linked by tight junctions and surrounded by a continuous basal lamina, pericytes, vascular smooth muscle cells, as well as perivascular astroglial membranes.
05:50
Contrast Enhanced Vessel Imaging using MicroCT
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Cited by 17 •
2011
Contrast enhanced small animal vessel imaging by microCT is a rapid, cost-effective and high-throughput technique for serial in situ examination for tumor development, for analyzing the network of blood vessels that nourish them, and for following the response of tumors to preclinical therapeutic intervention(s).
FAQs
Small Vessel Stroke develops when chronic vessel-wall injury narrows the lumen or promotes occlusion. Arteriolosclerosis and lipohyalinosis are the named forms of damage associated with this process. Reduced flow then affects deep brain structures supplied by penetrating arteries, producing a small but strategically important ischemic lesion.
The clinical pattern often includes weakness, sensory loss, or clumsy movement without major cortical signs. This combination directs attention toward a deep brain process rather than a presentation dominated by cortical findings. Recognizing that distinction can support timely assessment and guide the next steps in care.
Hypertension, diabetes, and aging are not merely associated background factors; they contribute to chronic injury of small-vessel walls. That injury can produce arteriolosclerosis or lipohyalinosis, which narrow the vessel lumen or encourage occlusion. Managing these risk factors is central to reducing ongoing vascular damage and lowering future neurological risk.
Magnetic resonance imaging can show more than the infarct itself. It may reveal small, strategically located infarcts together with related white-matter changes, giving clinicians structural evidence that complements the neurological presentation. This information helps connect symptoms such as weakness, sensory loss, or clumsy movement with the location and vascular pattern of the brain injury.
In medicine, recognizing Small Vessel Stroke is important because it supports timely treatment rather than stopping at symptom recognition. The same recognition also prompts attention to risk-factor control, particularly in the setting of hypertension, diabetes, or aging-related vascular injury. These steps are relevant to reducing recurrent stroke risk and limiting later cognitive decline.
Small Vessel Stroke can have consequences beyond the initial focal episode. It is an important cause of long-term neurological disability, and its recognition is relevant to preventing recurrent stroke and cognitive decline. For that reason, clinical attention extends beyond identifying the infarct to ongoing prevention and control of the vascular factors that damage penetrating arteries.