Related Experiment Video

Updated: Jun 7, 2026

A Mouse Model for Vascular Cognitive Impairment and Dementia Based on Needle-guided Asymmetric Bilateral Common Carotid Artery Stenosis
05:12

A Mouse Model for Vascular Cognitive Impairment and Dementia Based on Needle-guided Asymmetric Bilateral Common Carotid Artery Stenosis

Published on: November 22, 2024

[Post-stroke vascular dementia: risk factors and clinical neuro-imaging features]

V V Shprakh, I A Suvorova

    Advances in Gerontology = Uspekhi Gerontologii
    |November 2, 2010
    PubMed

    Insights

    Risk factors for post-stroke vascular dementia vary by age. Coronary heart disease is key for younger patients, while diabetes, overweight, and hyperlipidemia become significant for older age groups. Stroke-related factors also contribute.

    Area of Science:

    • Neurology
    • Geriatrics
    • Cardiology

    Context:

    • Post-stroke dementia poses a significant health challenge, particularly in aging populations.
    • Understanding age-specific risk factors is crucial for effective prevention and management strategies.
    • Vascular dementia following stroke requires detailed analysis of contributing factors.

    Purpose:

    • To identify and analyze the status of risk factors associated with post-stroke vascular dementia across different age groups.
    • To compare risk factors in patients with post-stroke dementia versus those with moderate cognitive impairment.
    • To develop a predictive mathematical model for post-stroke dementia.

    Summary:

    • A study of 128 dementia patients and 125 with cognitive impairment (aged 50-79) identified age-dependent risk factors for vascular dementia.
    • Coronary heart disease was significant for ages 50-59. For ages 60-69, coronary heart disease, diabetes mellitus, overweight, and hyperlipidemia were key. For ages 70-79, diabetes mellitus, overweight, and hyperlipidemia were significant.
    • Stroke-related factors included cerebral infarction locations and white-matter lesions. A predictive model was developed for patients with moderate cognitive impairment.

    Impact:

    • Provides age-stratified insights into vascular dementia risk factors post-stroke.
    • Facilitates targeted interventions for dementia prevention in stroke survivors.
    • The developed mathematical model aids in predicting post-stroke dementia risk.

    More Related Videos

    Using Retinal Imaging to Study Dementia09:17

    Using Retinal Imaging to Study Dementia

    Published on: November 6, 2017

    Abbiategrasso Brain Bank Protocol for Collecting, Processing and Characterizing Aging Brains12:28

    Abbiategrasso Brain Bank Protocol for Collecting, Processing and Characterizing Aging Brains

    Published on: June 3, 2020

    Related Concept Videos

    Dementia l: Introduction01:22

    Dementia l: Introduction

    Dementia is an acquired, progressive syndrome characterized by a decline in multiple cognitive domains severe enough to impair daily functioning and reduce independence. Although memory loss is a central feature, the diagnosis requires additional deficits involving language, executive function, visuospatial skills, judgment, calculation, or abstract reasoning. These cognitive impairments reflect underlying neurodegenerative or vascular processes that gradually disrupt neuronal networks...
    Ischemic Stroke ll: Pathophysiology01:15

    Ischemic Stroke ll: Pathophysiology

    An ischemic stroke occurs when a cerebral blood vessel becomes obstructed, most often by a thrombus or embolus, interrupting the delivery of oxygen and glucose to brain tissue. Because neurons rely on continuous aerobic metabolism, energy failure begins within minutes of reduced perfusion. The region receiving the least blood flow becomes the infarct core, an area of irreversible cellular death. Surrounding this core lies the penumbra, a zone of hypoperfused but still viable tissue that is...
    Hemorrhagic Stroke ll: Pathophysiology01:29

    Hemorrhagic Stroke ll: Pathophysiology

    A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
    Alzheimer Disease l: Introduction01:29

    Alzheimer Disease l: Introduction

    Alzheimer disease is a chronic, progressive, and irreversible neurodegenerative disorder and the most common cause of dementia in older adults. It leads to gradual neuronal loss, causing cognitive decline, behavioral changes, and loss of functional independence.Risk Factors and EtiologyThe disease is multifactorial. Age is the strongest risk factor, with prevalence doubling every 5 years after age 65. Genetic factors include mutations in genes such as APP, PSEN1, and PSEN2, which are associated...
    Ischemic Stroke l: Introduction01:15

    Ischemic Stroke l: Introduction

    Ischemic stroke is an acute cerebrovascular condition in which blood flow to a brain region is suddenly interrupted, leading to tissue infarction. Neurons depend on continuous oxygen and glucose supply, so even brief reductions in perfusion cause energy failure, ionic imbalance, and irreversible injury. Ischemic strokes are classified into thrombotic and embolic types based on their underlying mechanisms.Thrombotic MechanismsThrombotic stroke develops when a clot forms within a cerebral artery.
    Dementia01:30

    Dementia

    Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
    The progression of dementia is generally gradual.