swinging heart
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
'swinging heart'
Cardiology A fanciful synonym for the EKG findings in electrical alternans, characterized by a regular alteration in the direction and/or amplitude of one or more components of the EKG reading–eg, simultaneous oscillation of the P waves, QRS complexes, and T waves–total electrical alternans; these features are highly characteristic of cardiac tamponadeMcGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.