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Related Concept Videos

Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

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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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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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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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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A Doxorubicin-Induced Murine Model of Dilated Cardiomyopathy In Vivo
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Severe reversible left ventricular dysfunction associated with multiple cardiac myxomata.

Tomasz J Kuźniar1, Monique Hinchcliff, Alan Zunamon

  • 1Department of Medicine, Evanston Northwestern Healthcare, Evanston, IL, USA. tkuzniar@enh.org

Wiadomosci Lekarskie (Warsaw, Poland : 1960)
|October 31, 2007
PubMed
Summary

Surgical removal of atrial myxomas and mitral valve repair resolved acrocyanosis and exertional dyspnea. This treatment also reversed echocardiographic signs of left ventricular dysfunction in a young woman.

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Area of Science:

  • Cardiology
  • Oncology
  • Pulmonology

Background:

  • Atrial myxomas are rare primary cardiac tumors, often presenting with constitutional symptoms or embolic events.
  • Left ventricular dysfunction can be a severe complication, impacting overall cardiac performance.
  • Acrocyanosis and dyspnea are significant clinical manifestations requiring thorough investigation.

Observation:

  • A 22-year-old woman presented with acrocyanosis and dyspnea on exertion.
  • Echocardiography revealed multiple right and left atrial myxomas, left ventricular enlargement, and severely depressed systolic function.

Findings:

  • Surgical resection of atrial myxomas and mitral valve replacement led to complete resolution of left ventricular dysfunction.
  • Post-operative recovery included the disappearance of acrocyanosis and improvement in respiratory symptoms.

Implications:

  • Early diagnosis and surgical intervention for atrial myxomas are crucial for preventing severe cardiac complications.
  • Complete tumor removal and valve repair can restore cardiac function and improve patient outcomes.
  • This case highlights the systemic impact of cardiac myxomas and the efficacy of timely surgical management.