Related Experiment Video

Updated: Aug 12, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
12:45

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

[Improved identification of suitable patients for cardiac resynchronization therapy by transthoracic

O-A Breithardt1, A M Sinha

  • 1I. Medizinische Klinik, Univ.-Klinikum Mannheim, Theodor-Kutzer-Ufer 1-3, 68167 Mannheim, Germany. ole.breithardt@med.ma.uni-heidelberg.de

Herzschrittmachertherapie & Elektrophysiologie
|April 13, 2005
PubMed

Insights

Transthoracic echocardiography offers multiple methods to assess cardiac asynchrony in advanced heart failure patients. Advanced techniques improve the quantification of asynchrony for better patient selection for cardiac resynchronization therapy.

Area of Science:

  • Cardiology
  • Medical Imaging

Background:

  • Cardiac asynchrony is a significant factor in advanced heart failure.
  • Accurate assessment is crucial for effective treatment.

Purpose of the Study:

  • To outline echocardiographic methods for evaluating cardiac asynchrony.
  • To identify patients suitable for cardiac resynchronization therapy (CRT).

Main Methods:

  • Utilizing conventional transthoracic echocardiography (2D, M-mode, Doppler).
  • Employing advanced techniques like tissue Doppler imaging and real-time 3D-echocardiography.
  • Describing algorithms for asynchrony identification.

Main Results:

  • Conventional echocardiography can detect the presence of asynchrony.
  • Advanced echocardiographic techniques provide quantitative assessment of asynchrony.
  • Specific echocardiographic features indicate suitability for CRT.

Conclusions:

  • Transthoracic echocardiography is a versatile tool for assessing cardiac asynchrony in heart failure.
  • Quantitative echocardiography aids in selecting patients for CRT.
  • Echocardiography plays a key role in optimizing heart failure management.

More Related Videos

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure07:41

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure

Published on: February 8, 2022

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System10:17

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

Published on: April 11, 2025

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 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...
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
Dysrhythmias V: Evaluating Dysrhythmias01:30

Dysrhythmias V: Evaluating Dysrhythmias

Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...