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Related Concept Videos

Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

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Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...
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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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Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

671
Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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Cardiomyopathy I: Introduction and Classification01:25

Cardiomyopathy I: Introduction and Classification

796
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...
796
Rheumatic Heart Disease I: Introduction01:23

Rheumatic Heart Disease I: Introduction

834
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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Updated: Mar 26, 2026

Parasite Induced Genetically Driven Autoimmune Chagas Heart Disease in the Chicken Model
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Parasite Induced Genetically Driven Autoimmune Chagas Heart Disease in the Chicken Model

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Rapidly Progressing Chagas Cardiomyopathy.

John Hollowed1, Matthew McCullough2, Daniel Sanchez2

  • 1Department of Cardiology, Olive View-University of California, Los Angeles (UCLA) Medical Center, Sylmar, California jhollowed@dhs.lacounty.gov.

The American Journal of Tropical Medicine and Hygiene
|February 10, 2016
PubMed
Summary
This summary is machine-generated.

Chagas disease, caused by Trypanosoma cruzi, can lead to severe heart conditions. This case highlights a rare, rapid progression of cardiomyopathy, emphasizing the need for vigilant patient monitoring.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Parasitology

Background:

  • Chagas disease, caused by Trypanosoma cruzi, is a significant public health concern.
  • It often leads to chronic cardiomyopathy, characterized by slow cardiac function decline over years.
  • Approximately 10-40% of infected individuals develop this life-threatening condition.

Observation:

  • A case of Chagas disease presented with unusually rapid cardiac deterioration.
  • Severe cardiomyopathy developed over a period of just 16 months.
  • This contrasts with the typical slow, multi-year progression.

Findings:

  • The rapid progression observed in this case is atypical for Chagas cardiomyopathy.
  • This suggests potential variability in disease progression among high-risk individuals.
  • Early identification of rapid progressors is crucial.

Implications:

  • Increased routine surveillance is recommended for high-risk patients with Trypanosoma cruzi infection.
  • Prompt identification of rapid cardiac decline can inform timely interventions.
  • Further research into factors influencing Chagas cardiomyopathy progression is warranted.