(FIT)-Module 2 Special Workshop: 12 Lead ECG for PVC and VT Localization-Miller/Stevenson Special Workshop

Miller/Stevenson Special Workshop

Pdf Summary

The document provides information on the use of 12-lead ECG in the localization of ventricular ectopy, specifically ventricular tachycardias (VT) and premature ventricular contractions (PVCs). It includes the importance and relevance of this localization, general principles, special cases, limitations, and a summary. The document also discloses the relationships of the authors with various organizations.<br /><br />The document highlights the usefulness of knowing the source of ventricular ectopy from the perspective of pre-procedure planning, counseling patients, access planning, and prognosis. It also explains the general principles of ECG localization, such as using ECG vectors and patterns to determine the origin of the ectopy. The document mentions specific cases and their corresponding ECG patterns indicative of certain sites.<br /><br />The limitations of ECG localization are also discussed, including the fact that patterns are not always perfectly predictive, ECG lead placement may vary, and some foci have multiple exit pathways leading to different QRS complexes.<br /><br />Additionally, the document presents several cases and asks the reader to identify the most likely site for successful ablation based on the ECG patterns shown.<br /><br />In summary, the document emphasizes the importance of ECG localization in determining the source of ventricular ectopy and provides insights into the general principles, special cases, and limitations of this approach.

Keywords

12-lead ECG

ventricular ectopy

ventricular tachycardia

premature ventricular contractions

ECG localization

ECG vectors

QRS complex

ablation planning

ECG lead placement

ventricular arrhythmia