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Related Concept Videos

Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
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Coronary Artery Disease IV: Preventive Measures01:26

Coronary Artery Disease IV: Preventive Measures

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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Psychoneuroimmunology: Cardiovascular Disease01:27

Psychoneuroimmunology: Cardiovascular Disease

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Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
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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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Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

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The pathophysiology of Acute Coronary Syndrome [ACD] involves several key processes:The main underlying cause of ACD is atherosclerosis, a chronic inflammatory disease characterized by the buildup of lipid-laden plaques within the coronary arteries.As the atherosclerotic plaque grows in the coronary artery, it may become unstable due to the formation of a lipid-rich core and a thin fibrous cap. Inflammatory cells within the plaque, such as macrophages, secrete enzymes that degrade the...
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Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
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Hydra, a Computer-Based Platform for Aiding Clinicians in Cardiovascular Analysis and Diagnosis
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Risk of Cardiovascular Events After COVID-19.

Larisa G Tereshchenko1, Adam Bishop2, Nora Fisher-Campbell2

  • 1Knight Cardiovascular Institute and Division of Pulmonary and Critical Care Medicine, School of Medicine, Oregon Health & Science University, Portland, Oregon; Department of Quantitative Health Sciences, Cleveland Clinic Lerner Research Institute, Cleveland, Ohio.

The American Journal of Cardiology
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PubMed
Summary
This summary is machine-generated.

SARS-CoV-2 infection, even asymptomatic, increases cardiovascular risks and mortality. This study found COVID-19 survivors face higher late CV events and reduced survival time post-infection.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Public Health

Background:

  • Cardiovascular (CV) complications and mortality are known risks following SARS-CoV-2 infection.
  • The long-term impact of both symptomatic and asymptomatic SARS-CoV-2 infection on CV health and survival remains an area of active research.

Purpose of the Study:

  • To determine the absolute and relative risks of symptomatic or asymptomatic SARS-CoV-2 infection for late cardiovascular events and all-cause mortality.
  • To investigate the association between SARS-CoV-2 infection and long-term CV outcomes and mortality.

Main Methods:

  • Retrospective double cohort study of patients with and without SARS-CoV-2 infection.
  • Utilized a random sample of 65,585 patients from Oregon Health & Science University Healthcare with COVID-19 test results (March 1, 2020 - September 13, 2020).
  • Primary outcome: composite of CV morbidity and mortality; Secondary outcome: all-cause mortality. Analyzed using Cox regression and inverse probability-weighted estimation.

Main Results:

  • The primary composite outcome occurred in 12% of COVID-19+ patients versus 6% of COVID-19- patients over a median 6-month follow-up.
  • SARS-CoV-2 infection was significantly associated with an increased risk for the primary composite outcome (HR 1.71, p=0.029).
  • Inverse probability-weighted estimation indicated a causal effect on all-cause mortality, with an average reduction of 65.5 days in survival time for COVID-19+ patients (p=0.032).

Conclusions:

  • Symptomatic or asymptomatic SARS-CoV-2 infection is linked to a higher risk of late cardiovascular outcomes.
  • SARS-CoV-2 infection demonstrates a causal effect on all-cause mortality in the post-COVID-19 period.
  • These findings highlight the importance of long-term monitoring for cardiovascular health in individuals after SARS-CoV-2 infection.