Repolarization indicates electrical instability in ventricular arrhythmia originating from papillary muscle.
Paula MünklerNiklas KlattKatharina ScherschelPawel KuklikChristiane JungenErsin CavusChristian EickholtJan ChristophMarc D LemoineTorsten ChristStephan WillemsRené RiedelPaulus KirchhofChristian MeyerPublished in: Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology (2022)
RT/CL may serve as a simple index to aid differentiation between self-limiting and electrically instable arrhythmia with the propensity to degenerate to VF. RT/CL is independent of cycle length and could easily be measured to identify electrical instability in patients.