Related Experiment Video
Updated: Aug 9, 2026

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
Intraventricular conduction abnormalities
Robert L Rogers1, MyPhuong Mitarai, Amal Mattu
1Department of Surgery/Division of Emergency Medicine, University of Maryland School of Medicine, 419 West Redwood Street, Suite 280, Baltimore, MD 21201, USA. rrogers@medicine.umaryland.edu
Insights
Intraventricular conduction abnormalities are categorized by the number of fascicles involved. Understanding these blocks is crucial for clinical significance and patient management.
Area of Science:
- Cardiology
- Electrophysiology
- Internal Medicine
Background:
- Intraventricular conduction abnormalities represent a spectrum of cardiac electrical disturbances.
- These abnormalities can have significant implications for patient prognosis and management.
Purpose of the Study:
- To review the different types of intraventricular conduction abnormalities.
- To discuss the clinical significance of these conduction blocks.
- To categorize these blocks based on fascicle involvement.
Main Methods:
- Literature review of intraventricular conduction abnormalities.
- Classification of conduction blocks by fascicle involvement.
Main Results:
- Multiple types of intraventricular conduction abnormalities exist.
- Categorization by fascicle involvement aids in understanding.
Conclusions:
- Intraventricular conduction abnormalities are diverse.
- Classification based on fascicle involvement is a useful clinical approach.
Abstract:
There are multiple types of intraventricular conduction abnormalities, each with its own unique clinical significance. It is useful to categorize conduction abnormalities, or blocks, by the number of fascicles involved. This article reviews intraventricular conduction abnormalities.
More Related Videos
06:57Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction
Published on: January 31, 2019
10:17Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
Published on: April 11, 2025
Related Concept Videos
Mechanism of Cardiac Arrhythmias
Conduction System of the Heart
The pacemaker cells are located in two primary nodes: the sinoatrial (SA) node and the atrioventricular (AV) node. The SA node pacemaker cells can autonomously depolarize, triggering an action potential that leads to the...
Disturbances in Heart Rhythm
Arrhythmias are categorized by their speed, rhythm, and origin. A slow heart...
Dysrhythmias III: Characteristics of Dysrhythmias
Dysrhythmias IV: Characteristics of Bradyarrhythmias
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias