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Related Concept Videos

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...
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...
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...
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 I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion, evaluates...
Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...

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Related Experiment Video

Updated: May 15, 2026

In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography
08:13

In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography

Published on: February 16, 2016

Infiltrative and Inflammatory Cardiomyopathies: Using Imaging to Probe Mechanisms of Myocardial Dysfunction.

Chaitanya Rojulpote1, Michael M Givertz2, Richard N Mitchell3

  • 1Division of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts; Cardiovascular Imaging Program, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.

Journal of Cardiac Failure
|May 13, 2026
PubMed
Summary

Advanced cardiovascular imaging aids in understanding infiltrative and inflammatory cardiomyopathies. These techniques reveal underlying mechanisms beyond structural changes, improving patient care for myocardial diseases.

Keywords:
Heart failurecardiac amyloidosiscardiac sarcoidosishemochromatosismagnetic resonance imagingmetabolic storage diseasemicrocirculationmyocarditispositron emission tomography

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Noninvasive Assessment of Cardiac Abnormalities in Experimental Autoimmune Myocarditis by Magnetic Resonance Microscopy Imaging in the Mouse
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MRI and PET in Mouse Models of Myocardial Infarction
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In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography
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Published on: February 16, 2016

Noninvasive Assessment of Cardiac Abnormalities in Experimental Autoimmune Myocarditis by Magnetic Resonance Microscopy Imaging in the Mouse
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Area of Science:

  • Cardiology
  • Medical Imaging
  • Pathophysiology

Background:

  • Infiltrative and inflammatory cardiomyopathies involve abnormal myocardial substance accumulation or inflammation.
  • These conditions share common cardiac dysfunction mechanisms like microvascular issues and apoptosis.
  • Conventional imaging lacks insight into the underlying pathophysiologic processes.

Purpose of the Study:

  • To review the role of advanced cardiovascular imaging in understanding cardiomyopathies.
  • To highlight how advanced imaging identifies pathophysiologic mechanisms.
  • To improve the care of patients with these myocardial diseases.

Main Methods:

  • Review of current literature on advanced cardiovascular imaging techniques.
  • Analysis of how imaging reveals mechanisms of cardiac dysfunction.
  • Focus on infiltrative and inflammatory cardiomyopathies.

Main Results:

  • Advanced cardiovascular imaging offers insights into myocardial disease mechanisms.
  • Techniques can identify microvascular dysfunction, inflammation, and infiltration.
  • Understanding these processes is crucial for diagnosis and treatment.

Conclusions:

  • Advanced cardiovascular imaging is essential for elucidating cardiomyopathy mechanisms.
  • This approach enhances our comprehension of myocardial diseases.
  • Improved understanding through imaging can lead to better patient outcomes.