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Related Concept Videos

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...
Endocarditis I: Introduction01:25

Endocarditis I: Introduction

Introduction:Endocarditis is the infection of the endocardium, the inner lining of the heart and its valves. When the heart muscle is involved, the condition is termed myocarditis, while an infection of the outer lining is called pericarditis. Infective endocarditis (IE) primarily affects the endocardium, where pathogens adhere to the valves or lining, forming vegetation that can lead to severe complications. Infective endocarditis occurs when microorganisms, usually bacteria from other body...
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 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 III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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...

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Related Experiment Video

Updated: May 21, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
14:14

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

Left ventricular pseudoaneurysm following aortic valve prosthesis endocarditis.

Pietro G Malvindi1, Diego Ornaghi, Giuseppe Tarelli

  • 1Division of Cardiology, dell'Angelo Hospital, Mestre-Venice, Italy.

Journal of Cardiovascular Medicine (Hagerstown, Md.)
|May 31, 2012
PubMed
Summary

A patient developed a pseudoaneurysm after aortic valve replacement and endocarditis surgery. Successful surgical repair involved left ventricular outflow tract reconstruction and aortic valve prosthesis replacement.

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Area of Science:

  • Cardiovascular Surgery
  • Cardiac Imaging
  • Infectious Disease

Background:

  • Recurrent endocarditis poses significant challenges after aortic valve replacement.
  • Subannular pseudoaneurysms are a rare but serious complication following cardiac surgery.
  • Early reoperation for endocarditis increases the complexity of subsequent cardiac procedures.

Observation:

  • A 63-year-old male presented with persistent fever 16 months post-aortic valve replacement and reoperation for endocarditis.
  • A 64-slice computed tomography (CT) scan identified a subannular left ventricular pseudoaneurysm.

Findings:

  • The patient underwent successful surgical intervention for the left ventricular pseudoaneurysm.
  • The procedure involved left ventricular outflow tract reconstruction, aortic valve prosthesis implantation, and replacement of the aortic root and ascending aorta.

Implications:

  • This case highlights the importance of vigilant monitoring for pseudoaneurysms in patients with a history of endocarditis and multiple cardiac surgeries.
  • Successful surgical management of complex pseudoaneurysms is achievable with advanced reconstructive techniques.
  • Further research into preventative strategies and long-term outcomes for such complications is warranted.