Nonspecific intraventricular conduction delay (defect) – ECG & ECHO

Nonspecific intraventricular conduction delay is defined by the presenced of widened QRS complexes without features of left or right bundle branch block.

Dr. Smith's ECG Blog: Prolonged chest pain and Intraventricular Conduction Delay similar to Left Bundle Branch Block

Right bundle branch block (RBBB): ECG, criteria, definitions, causes & treatment – ECG & ECHO

Dr. Smith's ECG Blog: Inferior MI with positive troponin: Acute STEMI or Old MI with new NonSTEMI?

Left-sided intraventricular conduction delay concealed by right bundle branch block - ScienceDirect

Ventricular Electrical Delay Measured From Body Surface ECGs Is Associated With Cardiac Resynchronization Therapy Response in Left Bundle Branch Block Patients From the MADIT-CRT Trial (Multicenter Automatic Defibrillator Implantation-Cardiac

Common, Yet Puzzling ECG findings - What To Do About Them! - ECGedu

Non-specific intraventricular conduction delay and ventricular pre-excitation: “Pseudo-P wave”, warning for it! - ScienceDirect

Strategies to Improve Selection of Patients Without Typical Left Bundle Branch Block for Cardiac Resynchronization Therapy

Dr. Smith's ECG Blog: IVCD, Saddleback STE in III, with reciprocal STD in aVL: Is it pseudoOMI or OMI? Echo with Speckle Tracking gives the answer.

A patient with nonspecific intraventricular conduction delay (IVCD).

Supraventricular and intraventricular conduction defects in myocardial ischemia and infarction – ECG & ECHO

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Non-Specific Interventricular Conduction Delay (NSIVCD) ECG (Example 2)