Three-dimensional activation pattern-based entrainment using dipole charge density mapping enables discrimination between critical isthmus and non-isthmus sites in complex atrial arrhythmias.
Does 3D entrainment using dipole charge density mapping help discriminate critical isthmus sites in atrial arrhythmias?
Dipole charge density mapping enables 3D entrainment, offering a novel diagnostic tool to identify critical isthmuses in complex atrial arrhythmias.
Key Teaching Points•Dipole charge density mapping is a unique mapping modality extending the current utility of entrainment mapping in the diagnosis and mapping of atrial tachycardias.•This novel noncontact mapping method offers global chamber mapping of atrial arrhythmias.•Using 3D activation pattern–based entrainment, we are able to discriminate between the critical isthmus and non-isthmus sites within the arrhythmia circuit. 3D entrainment may add a new diagnostic tool for very complex arrhythmias. •Dipole charge density mapping is a unique mapping modality extending the current utility of entrainment mapping in the diagnosis and mapping of atrial tachycardias.•This novel noncontact mapping method offers global chamber mapping of atrial arrhythmias.•Using 3D activation pattern–based entrainment, we are able to discriminate between the critical isthmus and non-isthmus sites within the arrhythmia circuit. 3D entrainment may add a new diagnostic tool for very complex arrhythmias.
Szili‐Törok et al. (Tue,) conducted a other in Atrial tachycardias. Dipole charge density mapping (3D activation pattern-based entrainment) was evaluated. Three-dimensional activation pattern-based entrainment using dipole charge density mapping enables discrimination between critical isthmus and non-isthmus sites in complex atrial arrhythmias.