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Related Concept Videos

Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

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Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
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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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Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

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Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
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Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

31
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

42
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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Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

22
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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A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
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Trends in Modifiable Risk Factors Amongst First Presentation ST Elevation Myocardial Infarction Patients in a Large

Samia N Kazi1, Amy Von Huben2, Simone Marschner2

  • 1Department of Cardiology, Westmead Hospital, Sydney, NSW, Australia; Westmead Applied Research Centre and Faculty of Medicine and Health, University of Sydney, Sydney, NSW, Australia.

Heart, Lung & Circulation
|February 21, 2023
PubMed
Summary
This summary is machine-generated.

The risk factors for ST-elevation myocardial infarction (STEMI) are shifting, with increasing diabetes and fewer traditional risk factors like smoking. This suggests changing mechanisms in STEMI development, requiring further research for cardiovascular disease prevention.

Keywords:
Cardiometabolic risk factorsCardiovascular diseasesHeart disease risk factorsMyocardial infarctionST elevation myocardial infarction

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Area of Science:

  • Cardiology
  • Public Health
  • Epidemiology

Background:

  • Emerging evidence indicates a changing risk factor landscape for ST-elevation myocardial infarction (STEMI).
  • Understanding these shifts is crucial for effective cardiovascular disease prevention strategies.

Purpose of the Study:

  • To investigate the evolution of cardiovascular risk factors in patients experiencing their first STEMI event.
  • To determine if cardiometabolic factors are increasingly prevalent in the STEMI population.

Main Methods:

  • Analysis of a STEMI registry from a tertiary referral percutaneous coronary intervention center.
  • Examined trends in modifiable risk factors: hypertension, diabetes, smoking, and hypercholesterolemia.
  • Included consecutive first-presentation STEMI patients from 2006 to 2018.

Main Results:

  • Hypertension (47%), hypercholesterolemia (47%), smoking (42%), and diabetes (27%) were common risk factors.
  • Diabetes prevalence increased from 20% to 26% (p<0.001).
  • Prevalence of no modifiable risk factors rose from 9% to 17% (p<0.001), while hypercholesterolemia and smoking decreased.

Conclusions:

  • The risk factor profile for first STEMI presentations has evolved, marked by reduced smoking and increased cases with no traditional risk factors.
  • These changes suggest a potential shift in STEMI etiology.
  • Further research into underlying causal factors is essential for advancing cardiovascular disease prevention and management.