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Imaging Studies for Cardiovascular System I:Echocardiography

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,...

Imaging Studies for Cardiovascular System II:Types of Echocardiography

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...

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Related Experiment Video

Updated: Jul 23, 2025

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Published on: October 28, 2020

Aberration correction in 2D echocardiography.

Svein-Erik Måsøy^1,2, Bastien Dénarié², Anders Sørnes²

¹Department of Circulation and Medical Imaging, Norwegian University of Science and Technology, Trondheim, Norway.

Quantitative Imaging in Medicine and Surgery

|July 17, 2023

Summary

This summary is machine-generated.

This study demonstrates an aberration correction algorithm for echocardiography, significantly enhancing ultrasound image quality. Cardiologists preferred corrected images 97% of the time, noting improved sharpness and clarity.

Keywords:

Ultrasound aberration correction beamforming echocardiography speed of sound variations

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Last Updated: Jul 23, 2025

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

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Published on: November 29, 2018

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Published on: October 20, 2016

Area of Science:

Medical Imaging
Ultrasound Technology
Signal Processing

Background:

An algorithm was developed to correct aberrations in 2D echocardiographic imaging.
It addresses arrival time errors in signals from matrix array probes.

Purpose of the Study:

To evaluate the effectiveness of an aberration correction algorithm in clinical echocardiography.
To assess improvements in image quality and clinical utility.

Main Methods:

Channel data from 116 echocardiographic cineloops of 22 patients were processed with and without the algorithm.
A side-by-side comparison of corrected and uncorrected images was performed.

Main Results:

The algorithm improved image quality across 7,380 frames, quantified by a coherence metric.
Cardiologists preferred aberration-corrected images in 97% of cases, citing enhanced sharpness, contrast, and reduced noise.
Structures like valve leaflets and endocardial borders appeared clearer, with improved endocardium-ventricle contrast.

Conclusions:

Aberration correction holds significant potential for clinical echocardiography.
The algorithm provides systematic image quality improvements, validated by quantitative metrics and expert preference.