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Related Concept Videos

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...
Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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...
Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

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...
Structure of Cardiac Muscles01:13

Structure of Cardiac Muscles

Cardiac muscle, or myocardium, is a specialized type of muscle found exclusively in the heart. Its unique structural and functional characteristics enable the heart to perform its vital role of pumping blood throughout the body continuously and rhythmically. The cardiac muscle cells, or cardiomyocytes, possess an endomysium and perimysium but do not have an epimysium.
Compared to skeletal muscles, cardiac muscle cells are small and mostly have a single nucleus. Additionally, they are usually...
Mechanism of Cardiac Arrhythmias01:28

Mechanism of Cardiac Arrhythmias

Arrhythmias are irregular heart rhythms occurring when the heart's electrical impulses become abnormal. These disturbances can lead to various symptoms, depending on their severity and the underlying cause. Some common factors contributing to arrhythmias include hypoxia, ischemia, electrolyte imbalances, excessive catecholamine exposure, drug toxicity, and muscle overstretching. Arrhythmias can be classified into two main types based on the rate and site of origin of abnormal heart rhythms.

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Related Experiment Video

Updated: May 27, 2026

Ultrasound Imaging-guided Intracardiac Injection to Develop a Mouse Model of Breast Cancer Brain Metastases Followed by Longitudinal MRI
08:36

Ultrasound Imaging-guided Intracardiac Injection to Develop a Mouse Model of Breast Cancer Brain Metastases Followed by Longitudinal MRI

Published on: March 6, 2014

Cardiac tumors.

Ioannis A Paraskevaidis1, Christos A Michalakeas, Constantinos H Papadopoulos

  • 1Second Department of Cardiology, Athens University Medical School, Attikon University Hospital, 1 Rimini St, 12462 Athens, Greece.

ISRN Oncology
|November 18, 2011
PubMed
Summary

Cardiac tumors are rare, with secondary tumors more common than primary ones. Diagnosis relies on imaging like echocardiography, with histology confirming the type for patient management.

Area of Science:

  • Cardiology
  • Oncology

Background:

  • Cardiac tumors are uncommon but pose diagnostic challenges.
  • Secondary cardiac tumors are more prevalent than primary tumors.
  • Most primary cardiac tumors are benign, but 25% are malignant.

Purpose of the Study:

  • To review the diagnosis and management of cardiac tumors.
  • To highlight the diagnostic modalities for cardiac masses.
  • To discuss the origins and clinical presentation of heart tumors.

Main Methods:

  • Review of literature on cardiac tumors.
  • Emphasis on diagnostic imaging techniques including echocardiography, cardiac MRI (C-MRI), and cardiac CT (C-CT).
  • Histological examination for definitive diagnosis.

Related Experiment Videos

Last Updated: May 27, 2026

Ultrasound Imaging-guided Intracardiac Injection to Develop a Mouse Model of Breast Cancer Brain Metastases Followed by Longitudinal MRI
08:36

Ultrasound Imaging-guided Intracardiac Injection to Develop a Mouse Model of Breast Cancer Brain Metastases Followed by Longitudinal MRI

Published on: March 6, 2014

Main Results:

  • Metastatic tumors commonly originate from lung, breast, renal cancers, melanomas, and lymphomas.
  • Clinical symptoms are dictated by tumor size, location, and tissue infiltration.
  • Echocardiography is the primary diagnostic tool for cardiac masses.

Conclusions:

  • Accurate diagnosis of cardiac tumors requires a multimodal imaging approach.
  • Histological examination is essential for definitive diagnosis.
  • Patient management is tailored to tumor type and clinical presentation.