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Related Concept Videos

Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

679
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,...
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Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

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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...
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Cardiac Catheterization III: Left Heart Catheterization01:24

Cardiac Catheterization III: Left Heart Catheterization

504
Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...
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Related Experiment Video

Updated: Jan 3, 2026

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
06:34

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Published on: October 28, 2020

4.5K

Three-dimensional echocardiography to assess left ventricular geometry and function.

Andrada C Guta1,2, Luigi P Badano3,4, Roberto C Ochoa-Jimenez1,5

  • 1Department of Cardiac, Thoracic and Vascular Sciences and Public Health, University of Padua School of Medicine, Padua, Italy.

Expert Review of Cardiovascular Therapy
|November 27, 2019
PubMed
Summary

Three-dimensional echocardiography (3DE) offers a more accurate assessment of left ventricular (LV) function and shape compared to traditional 2DE. This advanced technique improves outcome prediction and early detection of LV dysfunction.

Keywords:
Left ventriclediastolic functiondyssynchronyejection fractionmassmyocardial deformationshapespeckle-tracking echocardiographysystolic functionthree-dimensional echocardiography

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Related Experiment Videos

Last Updated: Jan 3, 2026

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Area of Science:

  • Cardiovascular Imaging
  • Echocardiography
  • Cardiac Mechanics

Background:

  • Left ventricular (LV) size and function assessment is a primary echocardiographic indication.
  • Advancements in echocardiography aim for more accurate and reproducible LV function evaluation.
  • Two-dimensional echocardiography (2DE) is standard, but limitations exist in geometric assumptions.

Purpose of the Study:

  • To highlight the advantages of three-dimensional echocardiography (3DE) over 2DE for LV assessment.
  • To demonstrate 3DE's role in improving accuracy and outcome prediction.
  • To emphasize 3DE's capability in early subclinical LV dysfunction detection.

Main Methods:

  • Comparison of 3DE and 2DE for LV geometry and function quantification.
  • Evaluation of 3DE for LV shape (sphericity) and mass measurement.
  • Application of 3DE-based myocardial deformation analysis.

Main Results:

  • 3DE overcomes geometric assumptions and foreshortening errors inherent in 2DE.
  • 3DE measurements closely correlate with cardiac magnetic resonance (CMR) reference standards.
  • 3DE myocardial deformation analysis detects subclinical LV dysfunction earlier than ejection fraction changes.

Conclusions:

  • 3DE provides superior accuracy and incremental prognostic value compared to 2DE.
  • 3DE offers a safe, cost-effective, and portable bedside imaging solution.
  • 3DE facilitates immediate clinical decision-making by cardiologists.