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Related Concept Videos

Introduction Cardiac Emergencies01:30

Introduction Cardiac Emergencies

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Cardiac emergencies are critical situations involving the heart that require immediate medical intervention to prevent severe complications or death. These emergencies often arise from underlying heart conditions that impair the heart's ability to function correctly.Types of Cardiac EmergenciesThe most common types of cardiac emergencies include Acute Coronary Syndrome (ACS), myocardial infarction (MI), cardiac arrest, and heart failure.Acute Coronary Syndrome (ACS)Acute Coronary Syndrome (ACS)...
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Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

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Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
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Heart Valves01:16

Heart Valves

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The human heart is a complex organ with an intricate system of valves that regulate blood flow. There are two main types of valves: atrioventricular (AV) valves and semilunar valves.
The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
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Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
38
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

34
IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
34
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias01:25

ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias

149
Arrhythmia is a condition characterized by an irregular heart rhythm, with ECG changes that differ based on its origin and nature. The types of arrhythmias discussed below include atrial, junctional, and ventricular arrhythmias.Atrial ArrhythmiasPremature Atrial Complexes (PACs): PACs are early atrial beats caused by stress, caffeine, alcohol, electrolyte imbalances, hypoxia, hyperthyroidism, or certain medications (e.g., bronchodilators and decongestants). The ECG shows early P waves with an...
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Related Experiment Video

Updated: Sep 2, 2025

Transthoracic Echocardiography to Assess Post-Resuscitation Left Ventricular Dysfunction After Acute Myocardial Infarction and Cardiac Arrest in Pigs
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Transthoracic Echocardiography to Assess Post-Resuscitation Left Ventricular Dysfunction After Acute Myocardial Infarction and Cardiac Arrest in Pigs

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Acute valvular emergencies.

Samuel Bernard1, Sebastien Deferm2,3, Philippe B Bertrand2,3

  • 1Department of Cardiology, New York University School of Medicine, New York, NY, USA.

European Heart Journal. Acute Cardiovascular Care
|August 1, 2022
PubMed
Summary
This summary is machine-generated.

Acute left-sided valvular emergencies can cause cardiogenic shock but are often diagnosed late. This review covers causes, diagnosis, and treatments including surgery, medical therapy, and new percutaneous interventions.

Keywords:
Acute aortic regurgitationAcute mitral regurgitationAortic stenosisCardiogenic shockMitral stenosis

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Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
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Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
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Area of Science:

  • Cardiology
  • Cardiovascular Surgery
  • Critical Care Medicine

Background:

  • Acute valvular emergencies are a significant cause of cardiogenic shock.
  • Non-specific clinical presentations and diagnostic tests often lead to delayed diagnosis.
  • Hemodynamic instability and metabolic disturbances can increase surgical risks.

Purpose of the Study:

  • To review the etiology, clinical presentation, diagnostic findings, and treatment options for acute left-sided valvular emergencies.
  • To discuss current and emerging therapeutic strategies.

Main Methods:

  • Literature review focusing on native acute left-sided valvular emergencies.
  • Analysis of diagnostic findings and treatment modalities.

Main Results:

  • Delayed diagnosis is common due to non-specific initial findings.
  • Treatment options range from emergent surgery to medical management and percutaneous interventions.
  • Mechanical circulatory support is crucial in unstable patients.

Conclusions:

  • Prompt diagnosis and management are critical for improving outcomes in acute valvular emergencies.
  • A multidisciplinary approach integrating medical, surgical, and interventional strategies is essential.
  • Novel percutaneous interventions offer promising alternatives for select patients.