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Related Concept Videos

Myocarditis I: Introduction01:21

Myocarditis I: Introduction

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Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...
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Mitral Stenosis I: Introduction01:22

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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...
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Endocarditis I: Introduction01:25

Endocarditis I: Introduction

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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...
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Mitral Stenosis III: Medical Management01:26

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Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
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Rheumatic Heart Disease I: Introduction01:23

Rheumatic Heart Disease I: Introduction

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Rheumatic heart disease or RHD is a chronic condition that results from rheumatic fever, causing permanent damage to the heart valves.Etiology and Risk FactorsIt primarily arises from rheumatic fever, an inflammatory disease that can develop after untreated or inadequately treated group A streptococcal (GAS) pharyngitis. Streptococcus spreads through direct contact with oral or respiratory secretions. While the bacteria are the causative agents, factors like malnutrition, overcrowding, poor...
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Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

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Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
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Related Experiment Video

Updated: Aug 26, 2025

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Left Atrial Myxoma Infected With Fusobacterium Nucleatum.

José M Abuelo1, Javier García Carro2, Javier Caneiro3

  • 1Department of Surgery and Medico-Surgical Specialities. University of Santiago de Compostela, Spain.

Portuguese Journal of Cardiac Thoracic and Vascular Surgery
|October 5, 2022
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Summary

This case report details a rare infected cardiac myxoma in a 63-year-old patient presenting with splenic abscesses. Diagnosis was confirmed by identifying Fusobacterium nucleatum and myxoma with inflammation, highlighting a unique clinical presentation.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Pathology

Background:

  • Cardiac myxomas are the most common primary cardiac tumors.
  • Infected myxomas are rarely reported, presenting diagnostic challenges.
  • Variable clinical presentations can obscure the diagnosis of cardiac myxomas.

Observation:

  • A 63-year-old patient presented with splenic abscesses and a left atrial mass.
  • Blood cultures revealed Fusobacterium nucleatum.
  • Histopathology confirmed a myxoma with significant inflammatory infiltrate.

Findings:

  • The patient was diagnosed with a definite infected cardiac myxoma.
  • Successful emergency surgical excision of the atrial mass and splenectomy were performed.
  • The findings highlight a rare presentation of infected myxoma.

Implications:

  • This case underscores the importance of considering infected myxoma in patients with unexplained abscesses and cardiac masses.
  • Early diagnosis and surgical intervention are crucial for favorable outcomes.
  • Further research into the etiology and management of infected cardiac myxomas is warranted.