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Related Concept Videos

Cardiomyopathy I: Introduction and Classification01:25

Cardiomyopathy I: Introduction and Classification

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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...
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Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

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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 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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Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

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Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
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Overview of Lipid Metabolism01:24

Overview of Lipid Metabolism

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Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
Lipolysis: The Breakdown of Lipids:
Lipolysis is the process of breaking down lipids, particularly triglycerides, into glycerol and fatty acids. This process typically occurs in the adipose tissue and is triggered by various hormones, including glucagon and...
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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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Left Coronary Artery Ligation: A Surgical Murine Model of Myocardial Infarction
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Cardiac lipoma.

Imtiaz Ismail1, Khalid Al-Khafaji2, Monica Mutyala2

  • 1Chicago Medical School, North Chicago, IL, USA; imtuismail@gmail.com.

Journal of Community Hospital Internal Medicine Perspectives
|October 22, 2015
PubMed
Summary
This summary is machine-generated.

Cardiac lipomas are benign tumors of mature fat cells. A rare case involved a large right atrial lipoma causing exertional dyspnea in a 74-year-old female.

Keywords:
TEEcardiacdyspnealipoma

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Area of Science:

  • Cardiology
  • Pathology

Background:

  • Cardiac lipomas are encapsulated tumors composed of mature fat cells.
  • They can arise from subendocardium, subpericardium, or myocardium.
  • Common locations include the left ventricle and right atrium.

Observation:

  • A 74-year-old female presented with dyspnea on exertion.
  • A 5x5 cm mass was identified occupying most of the right atrium.
  • Transesophageal echocardiogram confirmed the cardiac mass.

Findings:

  • The mass was diagnosed as a cardiac lipoma.
  • This case highlights a large lipoma in the right atrium.

Implications:

  • Large cardiac lipomas can cause significant symptoms like dyspnea.
  • Accurate diagnosis via imaging is crucial for patient management.
  • Understanding lipoma origin aids in surgical or therapeutic planning.