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Related Concept Videos

Myocarditis I: Introduction01:21

Myocarditis I: Introduction

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...
Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

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...
Myocarditis III: Medical Management01:14

Myocarditis III: Medical Management

Myocarditis: Comprehensive Medical ManagementMyocarditis, the heart muscle inflammation, requires a comprehensive medical management strategy that addresses the underlying cause, provides supportive care, manages symptoms, and reduces cardiac workload.Infections and Autoimmune CausesAdminister appropriate antimicrobial therapy when an infectious agent causes myocarditis. For instance, penicillin treats infections caused by Group A Streptococcus. In cases where autoimmune processes are...
Pericarditis I: Introduction01:22

Pericarditis I: Introduction

Pericarditis is defined as the inflammation of the pericardium, the thin, sac-like membrane surrounding the heart. This condition can cause significant chest pain and other symptoms, often necessitating medical intervention. The pericardium has two layers: the inner visceral layer and the outer parietal layer, separated by a small amount of fluid that reduces friction during heartbeats.Types of PericarditisPericarditis can be classified into several types based on the duration and nature of the...
Cardiomyopathy I: Introduction and Classification01:25

Cardiomyopathy I: Introduction and Classification

Cardiomyopathy, or CMP, is a group of diseases affecting the myocardial structure, impairing its ability to pump blood effectively. This condition can lead to arrhythmias, heart failure, or sudden cardiac death.Cardiomyopathies are classified into primary and secondary categories:Primary Cardiomyopathy refers to conditions involving only the heart muscle that are often idiopathic (of unknown cause) or genetic. They primarily affect the myocardium without the involvement of other systemic...
Cryptococcal Meningitis01:27

Cryptococcal Meningitis

Cryptococcal meningitis is a life-threatening opportunistic infection predominantly associated with HIV/AIDS, accounting for over 100,000 deaths annually worldwide. However, it also affects individuals with other forms of immunosuppression, including those undergoing immunosuppressive therapy, organ transplant recipients, patients with innate immunodeficiencies, and individuals with hematological disorders. The infection is caused mainly by Cryptococcus neoformans and Cryptococcus gattii,...

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Related Experiment Video

Updated: Jul 10, 2026

In Situ Detection of Autoreactive CD4 T Cells in Brain and Heart Using Major Histocompatibility Complex Class II Dextramers
13:10

In Situ Detection of Autoreactive CD4 T Cells in Brain and Heart Using Major Histocompatibility Complex Class II Dextramers

Published on: August 1, 2014

Tuberculous pericarditis.

Bongani M Mayosi1, Lesley J Burgess, Anton F Doubell

  • 1The Cardiac Clinic, Department of Medicine, University of Cape Town, Groote Schuur Hospital, Cape Town, South Africa. bmayosi@uctgsh1.uct.ac.za

Circulation
|December 7, 2005
PubMed
Summary

Tuberculous pericarditis, linked to HIV, requires a 6-month, 4-drug regimen. Further research is needed for improved diagnosis and treatment effectiveness, especially concerning steroids and HIV impact.

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Isolation and Identification of Extravascular Immune Cells of the Heart
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Isolation and Identification of Extravascular Immune Cells of the Heart

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Last Updated: Jul 10, 2026

In Situ Detection of Autoreactive CD4 T Cells in Brain and Heart Using Major Histocompatibility Complex Class II Dextramers
13:10

In Situ Detection of Autoreactive CD4 T Cells in Brain and Heart Using Major Histocompatibility Complex Class II Dextramers

Published on: August 1, 2014

Quantitative Visualization of Leukocyte Infiltrate in a Murine Model of Fulminant Myocarditis by Light Sheet Microscopy
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Quantitative Visualization of Leukocyte Infiltrate in a Murine Model of Fulminant Myocarditis by Light Sheet Microscopy

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Isolation and Identification of Extravascular Immune Cells of the Heart
08:24

Isolation and Identification of Extravascular Immune Cells of the Heart

Published on: August 23, 2018

Area of Science:

  • Infectious Diseases
  • Cardiology
  • Public Health

Background:

  • Rising incidence of tuberculous pericarditis in Africa, exacerbated by the human immunodeficiency virus (HIV) epidemic.
  • Tuberculous pericarditis poses a significant health challenge in regions with high HIV prevalence.

Purpose of the Study:

  • To review and synthesize current literature on the pathogenesis, diagnosis, and management of tuberculous pericarditis.
  • To provide a comprehensive overview of tuberculous pericarditis for clinicians and researchers.

Main Methods:

  • Literature search of MEDLINE (1966-2005) and Cochrane Library (2005).
  • Defined diagnostic criteria for definite and probable tuberculous pericarditis.
  • Summarized current treatment guidelines and controversies.

Main Results:

  • Definite diagnosis requires demonstration of tubercle bacilli; probable diagnosis involves clinical and laboratory findings.
  • Standard treatment involves a 6-month, 4-drug antituberculosis regimen.
  • The role of adjunctive corticosteroids is uncertain; surgical pericardiectomy is indicated for constrictive pericarditis.

Conclusions:

  • Further research is essential to enhance diagnostic accuracy for tuberculous pericarditis.
  • The effectiveness of adjunctive corticosteroids and the impact of HIV on outcomes require further investigation.
  • Optimal management strategies, particularly regarding surgical intervention timing, need clarification.