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Related Experiment Video

Updated: Jun 28, 2026

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

Imaging in cardiac resynchronisation therapy.

C Ypenburg¹, E E van der Wall, M J Schalij

¹Department of Cardiology, Leiden University Medical Center, Leiden, the Netherlands.

Netherlands Heart Journal : Monthly Journal of the Netherlands Society of Cardiology and the Netherlands Heart Foundation

|October 30, 2008

Summary

This summary is machine-generated.

Identifying heart failure patients who will benefit from cardiac resynchronisation therapy (CRT) is crucial. Assessing intraventricular dyssynchrony and considering scar tissue can help select potential CRT responders.

Keywords:

dyssynchrony echo-cardiography heart failure resynchronisation tissue Doppler imaging

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Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

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Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Published on: December 11, 2017

Area of Science:

Cardiology
Medical Imaging

Background:

Many heart failure patients do not respond to cardiac resynchronisation therapy (CRT).
Identifying potential responders is key to improving CRT outcomes.
Intraventricular dyssynchrony, scar tissue, and venous anatomy may influence CRT response.

Purpose of the Study:

To review methods for assessing intraventricular dyssynchrony.
To discuss the role of noninvasive imaging in selecting CRT candidates.
To provide an overview of techniques for predicting CRT response.

Main Methods:

Review of echocardiographic modalities for LV dyssynchrony measurement.
Discussion of noninvasive imaging techniques: MRI, nuclear imaging, CT.
Analysis of factors influencing CRT response.

Main Results:

Echocardiography offers various methods to measure LV dyssynchrony.
MRI, nuclear imaging, and CT can aid in selecting appropriate candidates for CRT.
Scar tissue and venous anatomy are important considerations for CRT candidacy.

Conclusions:

Assessment of LV dyssynchrony is vital for predicting CRT response.
Noninvasive imaging techniques play a significant role in patient selection for CRT.
A comprehensive approach considering dyssynchrony, scar, and anatomy improves CRT outcomes.