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Related Concept Videos

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...
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 IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
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 Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
Cardiovascular System Abnormal Findings II: Auscultation01:25

Cardiovascular System Abnormal Findings II: Auscultation

Auscultation, an essential part of a heart examination, is done using a stethoscope. It provides crucial information about heart function and possible heart problems. Due to heart problems, abnormal sounds can be heard during systole or diastole. These sounds include S3 and S4 gallops, opening snaps, systolic clicks, and murmurs.
Abnormal Heart Sounds
Gallops:

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Related Experiment Video

Updated: Jul 11, 2026

Surgically Induced Cardiac Volume Overload by Aortic Regurgitation in Mouse
08:12

Surgically Induced Cardiac Volume Overload by Aortic Regurgitation in Mouse

Published on: August 30, 2022

Systolic aortic regurgitation.

Daniel Saura1, Josefa González, Gonzalo de la Morena

  • 1Hospital Universitario Virgen de la Arrixaca, Carretera Murcia-Cartagena S/N, 30120 Murcia, Spain. danielsaura@secardiologia.es

European Journal of Echocardiography : the Journal of the Working Group on Echocardiography of the European Society of Cardiology
|September 14, 2007
PubMed
Summary

Systolic aortic regurgitation, a rare diastolic event, was observed in a patient with atrial fibrillation and heart failure. Echocardiographic findings and hemodynamic interpretation are discussed.

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In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging
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Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
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Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice

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Related Experiment Videos

Last Updated: Jul 11, 2026

Surgically Induced Cardiac Volume Overload by Aortic Regurgitation in Mouse
08:12

Surgically Induced Cardiac Volume Overload by Aortic Regurgitation in Mouse

Published on: August 30, 2022

In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging
11:16

In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging

Published on: February 25, 2022

Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
12:12

Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice

Published on: February 14, 2017

Area of Science:

  • Cardiology
  • Cardiovascular Imaging
  • Cardiac Physiology

Background:

  • Aortic regurgitation is typically a diastolic event, characterized by retrograde blood flow across the aortic valve during ventricular diastole.
  • Atrial fibrillation and heart failure are common cardiovascular conditions that can complicate the assessment of valvular heart disease.

Observation:

  • Echocardiographic images revealed an unusual case of systolic aortic regurgitation.
  • This phenomenon occurred in a patient with coexisting atrial fibrillation and heart failure.

Findings:

  • The study presents echocardiographic evidence of aortic regurgitation occurring during systole, contrary to the typical diastolic pattern.
  • Hemodynamic interpretation of these findings provides insights into the altered cardiac cycle dynamics.

Implications:

  • This case highlights the importance of considering atypical presentations of aortic regurgitation in complex cardiac patients.
  • Understanding systolic aortic regurgitation can refine echocardiographic interpretation and patient management strategies.
  • Further research may elucidate the mechanisms and clinical significance of systolic aortic regurgitation in specific patient populations.