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Related Concept Videos

Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

708
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...
708
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

940
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...
940
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

759
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...
759
Mitral Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

651
Mitral regurgitation (MR) is a valvular heart disorder in which the mitral valve fails to close tightly, allowing blood to leak backward into the heart. Understanding the clinical manifestations, assessment, diagnostic findings, and medical management of MR is crucial to effectively managing affected patients.Clinical Manifestations of Mitral RegurgitationMitral regurgitation can be acute or chronic, each presenting differently and requiring different approaches:1. Acute Mitral...
651
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

518
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...
518
Mitral Regurgitation IV: Nursing Management01:28

Mitral Regurgitation IV: Nursing Management

436
Mitral regurgitation (MR) is a condition where the mitral valve does not close properly, leading to the backward flow of blood from the left ventricle into the left atrium during systole. This condition can arise from various causes, including rheumatic fever, infective endocarditis, or degenerative valve disease. Effective nursing management is crucial to optimizing patient outcomes and involves comprehensive assessment and targeted interventions.Comprehensive Patient AssessmentA detailed...
436

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Related Experiment Video

Updated: Mar 1, 2026

Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation
08:43

Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation

Published on: March 17, 2023

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Traumatic Tricuspid Regurgitation.

Yan Cheng1, Lei Yao1, Shengjun Wu2

  • 1Echocardiography and Vascular Ultrasound Center.

International Heart Journal
|May 26, 2017
PubMed
Summary
This summary is machine-generated.

Severe tricuspid regurgitation from blunt chest trauma requires early diagnosis and surgical repair. Three-dimensional echocardiography aids in assessing the damage and planning effective treatment for traumatic valve disease.

Keywords:
Right heart failureTransthoracicTricuspid valve prolapseValve repair

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

Last Updated: Mar 1, 2026

Chronic Ovine Model of Right Ventricular Failure and Functional Tricuspid Regurgitation
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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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In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging
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In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging

Published on: February 25, 2022

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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Medical Imaging

Background:

  • Traumatic tricuspid regurgitation is a rare, progressive condition.
  • Early diagnosis and surgical intervention are crucial for favorable outcomes.

Observation:

  • A 57-year-old male presented with severe tricuspid regurgitation post-blunt chest trauma.
  • Three-dimensional echocardiography revealed ruptured chordae tendineae and anterior leaflet prolapse of the tricuspid valve.

Findings:

  • Diagnosis confirmed severe tricuspid regurgitation secondary to blunt chest trauma.
  • Surgical tricuspid valve repair was successfully performed.
  • Three-month follow-up showed improved right ventricular size and function, with resolution of heart failure symptoms.

Implications:

  • Three-dimensional transthoracic echocardiography is valuable for rapid, non-invasive evaluation of traumatic tricuspid valve and subvalvular apparatus injuries.
  • This imaging modality assists in surgical planning for valve repair in traumatic cases.
  • Prompt surgical management can significantly improve outcomes in patients with traumatic tricuspid regurgitation.