(FIT)-Module 2 Workshop 2: Entrainment and SVT Maneuvers-Stevenson Case 3 Answer

Video Transcription

Video Summary

In this video, the speaker explains the diagnostics of ventricular tachycardia (VT) using a pacing train. They analyze pacing stimuli, cycle lengths, and post-pacing intervals, concluding that the pacing is remote from the VT circuit because of lengthy intervals and minimal changes in QRS complexes during pacing. This suggests the site is an "adjacent bystander site," where pacing can influence the reentry circuit without being directly within it. Such sites show long stimulus to QRS intervals, supporting the conclusion of being outside the main circuit while still impacting it.

Keywords

ventricular tachycardia

pacing train

post-pacing interval

adjacent bystander site

reentry circuit