Europace Advance Access originally published online on July 1, 2008
Europace 2008 10(9):1108-1109; doi:10.1093/europace/eun172
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SHORT COMMUNICATIONS
Grouped beating: to couple into trouble
Heart Rhythm Management Centre, Cardiovascular Centre, Free University of Brussels (UZ Brussel) VUB, Laarbeeklaan 101, 1090 Brussels, Belgium
We discuss the 12-lead electrocardiogram and differential diagnosis of a regularly irregular narrow QRS-complex rhythm obtained from a patient with a history of atrial fibrillation who was admitted because of bradycardia-associated symptoms.
Key Words: Grouped beating, Atrial fibrillation, Non-paroxysmal junctional tachycardia, Wenckebach conduction, Digitalis toxicity
* Corresponding author. Tel: +32 24763500; fax: +32 24776840. E-mail address: s.richter{at}med.uni-frankfurt.de
Manuscript submitted 21 April 2008. Accepted after revision 20 May 2008.