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Related Concept Videos

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 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...
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...
Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for diagnosing...
Cardiac Catheterization I: Pre-Procedure Overview01:28

Cardiac Catheterization I: Pre-Procedure Overview

Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...

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Optocardiography and Electrophysiology Studies of Ex Vivo Langendorff-perfused Hearts
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Optocardiography and Electrophysiology Studies of Ex Vivo Langendorff-perfused Hearts

Published on: November 7, 2019

Cardiac cameras.

Mark I Travin1

  • 1Department of Nuclear Medicine, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY 10467-2490, USA. mtravin@montefiore.org

Seminars in Nuclear Medicine
|March 29, 2011
PubMed
Summary

Cardiac imaging advancements, from rectilinear scanners to modern cameras, enhance heart disease diagnosis. Newer technologies promise improved image quality, patient comfort, and reduced radiation exposure for better cardiac evaluation.

Area of Science:

  • Nuclear medicine
  • Cardiovascular imaging
  • Medical instrumentation

Background:

  • Cardiac imaging with radiotracers is vital for patient evaluation.
  • Early methods like rectilinear scanners were limited.
  • The Anger scintillation camera improved tracer energy and spatial distribution determination.

Purpose of the Study:

  • To review the evolution of cardiac imaging instrumentation.
  • To highlight advancements in radionuclide cardiac imaging.
  • To discuss future directions in cardiac nuclear imaging.

Main Methods:

  • Historical review of cardiac imaging technology.
  • Discussion of single-photon emission computed tomography (SPECT) and positron emission tomography (PET).
  • Exploration of new processing algorithms and solid-state cameras.

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High-Resolution Cardiac Positron Emission Tomography/Computed Tomography for Small Animals
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High-Resolution Endocardial and Epicardial Optical Mapping in a Sheep Model of Stretch-Induced Atrial Fibrillation
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High-Resolution Endocardial and Epicardial Optical Mapping in a Sheep Model of Stretch-Induced Atrial Fibrillation

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Optocardiography and Electrophysiology Studies of Ex Vivo Langendorff-perfused Hearts
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Optocardiography and Electrophysiology Studies of Ex Vivo Langendorff-perfused Hearts

Published on: November 7, 2019

High-Resolution Cardiac Positron Emission Tomography/Computed Tomography for Small Animals
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High-Resolution Cardiac Positron Emission Tomography/Computed Tomography for Small Animals

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High-Resolution Endocardial and Epicardial Optical Mapping in a Sheep Model of Stretch-Induced Atrial Fibrillation
09:17

High-Resolution Endocardial and Epicardial Optical Mapping in a Sheep Model of Stretch-Induced Atrial Fibrillation

Published on: July 29, 2011

Main Results:

  • Technological progress has made radionuclide cardiac imaging a cornerstone of cardiac work-ups.
  • Newer cameras and algorithms offer potential for higher efficiency, resolution, and patient comfort.
  • Positron emission tomography is expanding applications to molecular imaging of the myocardium and vasculature.

Conclusions:

  • Continued innovation in cardiac imaging instrumentation is essential for accurate diagnosis and treatment.
  • Hybrid imaging may integrate different modalities for comprehensive cardiac assessment.
  • The ultimate goal is to improve the prevention and cure of cardiac diseases through advanced imaging.