Clinical Evaluation of Losartan and Diltiazem on the Development of T-Wave Memory by Right Apical Ventricular Pacing

To the Editor: It is known that a transient change in the sequence of ventricular depolarization may be followed by inverted T waves that become apparent once ventricular activation normalizes. In 1982, Rosenbaum et al. [(1)][1] coined this cumulative phenomenon “cardiac memory,” as it occurs