Skip to Content
Medical Term:

electrical alternation of heart


a disorder in which the ventricular or atrial complexes or both are regular in time but of alternating pattern; detected by electrocardiography. The P, PR segment, QRS, T, QRS-T, or P-QRST alternate singly or in combination.

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.