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Related Concept Videos

Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

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...
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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...
Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...

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Updated: Jun 26, 2026

A Minimally Invasive Model of Aortic Stenosis in Swine
06:51

A Minimally Invasive Model of Aortic Stenosis in Swine

Published on: October 20, 2023

Aortic stenosis.

John B Chambers1

  • 1Cardiothoracic Centre, Guy's & St Thomas' Hospitals, Westminster Bridge Road, London SE1 7EH, UK. jboydchambers@aol.com

European Journal of Echocardiography : the Journal of the Working Group on Echocardiography of the European Society of Cardiology
|January 10, 2009
PubMed
Summary
This summary is machine-generated.

This review details echocardiography for assessing aortic stenosis, covering valve and ventricle evaluation, grading severity, and surgical indications. It outlines medical management and key echocardiographic measurements for accurate diagnosis.

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Last Updated: Jun 26, 2026

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Area of Science:

  • Cardiology
  • Medical Imaging
  • Echocardiography

Background:

  • Aortic stenosis is a prevalent condition frequently diagnosed via echocardiography.
  • Accurate assessment is crucial for patient management and treatment decisions.

Purpose of the Study:

  • To provide a comprehensive review of echocardiographic assessment in aortic stenosis.
  • To guide the interpretation of echocardiographic measurements for grading stenosis and determining management.

Main Methods:

  • Review of current literature and guidelines on echocardiographic evaluation of aortic stenosis.
  • Description of standard echocardiographic parameters including velocity, gradients, and valve area.
  • Inclusion of advanced techniques like stress echocardiography and discussion of pressure recovery and wave reflectance.

Main Results:

  • Echocardiography allows detailed assessment of the aortic valve, left ventricle, and overall cardiac function.
  • Grading aortic stenosis requires careful consideration of multiple measurements and potential discrepancies.
  • Key data includes peak velocity, mean gradient, effective orifice area, and ventricular dimensions/function.

Conclusions:

  • Echocardiography is the cornerstone for diagnosing and assessing the severity of aortic stenosis.
  • A standardized approach and interpretation of echocardiographic data are essential for optimal patient care.
  • The review outlines medical management strategies and surgical indications based on echocardiographic findings.