Peter Spector, M.D.; Nicole Habel, M.D. iii Shorthand convention meaning "advances the timing of the subsequent atrial activation." iv Delivered during His refractoriness v The conclusions that we are ...
xx This tracing is an example of a common reality of para-Hisian pacing; sometimes we do not actually record a His potential. We can none the less deduce whether or not we are capturing His (as ...