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Related Concept Videos

Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Dementia01:30

Dementia

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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....
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Cardiomyopathy I: Introduction and Classification01:25

Cardiomyopathy I: Introduction and Classification

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Cardiomyopathy, or CMP, is a group of diseases affecting the myocardial structure, impairing its ability to pump blood effectively. This condition can lead to arrhythmias, heart failure, or sudden cardiac death.Cardiomyopathies are classified into primary and secondary categories:Primary Cardiomyopathy refers to conditions involving only the heart muscle that are often idiopathic (of unknown cause) or genetic. They primarily affect the myocardium without the involvement of other systemic...
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Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

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Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
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Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

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Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

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Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...
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Related Experiment Video

Updated: Sep 9, 2025

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

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[Cardiogenic dementia].

R G Esin1,2, E A Gorobets1, A I Mashtakova1

  • 1Kazan Federal University, Kazan, Russia.

Zhurnal Nevrologii I Psikhiatrii Imeni S.S. Korsakova
|August 29, 2025
PubMed
Summary
This summary is machine-generated.

Heart disease significantly contributes to cerebrovascular disorders like cognitive impairment and dementia. Understanding these links is crucial for better diagnosis and prevention strategies.

Keywords:
cognitive disordersdementiaheart failuremyocardial diseasesmyocardial infarction

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Area of Science:

  • Neurology
  • Cardiology
  • Gerontology

Background:

  • Cerebrovascular disease discussions often focus on arteries, overlooking the heart's critical role.
  • Heart conditions are significant, often dominant, contributors to cerebrovascular disorders, including cognitive impairment and dementia.
  • The arbitrary separation of cardiovascular and cerebrovascular disease management hinders comprehensive patient care.

Purpose of the Study:

  • To review the literature on the role of heart disease in cognitive impairment and dementia.
  • To explore the concept of "cardiogenic dementia" and its underlying mechanisms.
  • To highlight the importance of considering cardiac health in cerebrovascular disease management.

Main Methods:

  • A comprehensive literature review was conducted over a 50-year period.
  • Searches were performed in major scientific databases: eLibrary.ru, CyberLeninka, PubMed, Scopus, and Google Scholar.
  • Key search terms included "myocardial infarction," "heart failure," "myocardial disease," "cognitive impairment," and "dementia."

Main Results:

  • Evidence supports a broader understanding of "cardiogenic dementia" pathogenesis, a concept introduced nearly 50 years ago.
  • Mechanisms include chronic brain hypoperfusion, low-grade inflammation, oxidative stress, and blood-brain barrier damage.
  • Renin-angiotensin-aldosterone and sympathetic nervous system hyperactivation are implicated in myocardial disease-related encephalopathy.

Conclusions:

  • Heart diseases play a pivotal role in the development of cognitive impairment and dementia.
  • Recognizing "cardiogenic dementia" necessitates integrated approaches to cardiovascular and neurological care.
  • Further research into shared etiological pathways can improve prevention and treatment strategies.