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Related Concept Videos

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

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...
Acute Coronary Syndrome I: Introduction01:30

Acute Coronary Syndrome I: Introduction

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...
Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

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...
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

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,...
Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

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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Related Experiment Video

Updated: Jun 27, 2026

Real-time Pressure-volume Analysis of Acute Myocardial Infarction in Mice
07:28

Real-time Pressure-volume Analysis of Acute Myocardial Infarction in Mice

Published on: July 2, 2018

Combined myocardial infarction: two case reports.

Pedro Magno1, Pedro Farto e Abreu, Sérgio Bravo Baptista

  • 1Serviço de Cardiologia, Hospital Fernando Fonseca, Amadora-Lisboa, Portugal. pedmagno@gmail.com

Revista Portuguesa De Cardiologia : Orgao Oficial Da Sociedade Portuguesa De Cardiologia = Portuguese Journal of Cardiology : an Official Journal of the Portuguese Society of Cardiology
|December 3, 2008
PubMed
Summary
This summary is machine-generated.

Combined myocardial infarction, a rare condition showing injury in both inferior and anterior ECG leads, indicates simultaneous ischemia in opposing heart areas. This study examines two cases, linking ECG and angiographic findings to prognosis.

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Coronary Artery Ligation and Intramyocardial Injection in a Murine Model of Infarction
07:41

Coronary Artery Ligation and Intramyocardial Injection in a Murine Model of Infarction

Published on: June 7, 2011

Related Experiment Videos

Last Updated: Jun 27, 2026

Real-time Pressure-volume Analysis of Acute Myocardial Infarction in Mice
07:28

Real-time Pressure-volume Analysis of Acute Myocardial Infarction in Mice

Published on: July 2, 2018

Coronary Artery Ligation and Intramyocardial Injection in a Murine Model of Infarction
07:41

Coronary Artery Ligation and Intramyocardial Injection in a Murine Model of Infarction

Published on: June 7, 2011

Area of Science:

  • Cardiology
  • Medical Diagnostics
  • Pathophysiology

Background:

  • Combined myocardial infarction is defined by electrocardiogram (ECG) evidence of injury in both inferior and anterior leads.
  • Pathophysiologically, this signifies simultaneous acute transmural ischemia affecting contralateral vascular territories of the heart.

Observation:

  • The study presents two distinct patient cases admitted with combined myocardial infarction.
  • These cases highlight the clinical presentation of this rare cardiac event.

Findings:

  • Analysis focuses on the correlation between electrocardiographic patterns and angiographic findings in combined myocardial infarction.
  • The study evaluates the prognostic value of these diagnostic modalities for this specific clinical entity.

Implications:

  • Understanding the relationship between ECG and angiography is crucial for accurate diagnosis and risk stratification.
  • This research contributes to the assessment of prognosis in patients experiencing combined myocardial infarction.