Heart Rhythm
Volume 6, Issue 2 , Pages 198-203 , February 2009

Electrophysiologic characteristics and catheter ablation of focal atrial tachycardia with more than one focus

  • Yu-Feng Hu, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • Division of Cardiology, Department of Medicine, Taipei Medical University Hospital, Taipei, Taiwan
    • ,
  • Satoshi Higa, MD, PhD

      Affiliations

    • Second Department of Internal Medicine, Faculty of Medicine, University of Ryukyus, Okinawa, Japan
    • ,
  • Jin-Long Huang, MD, PhD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • Heart Failure Division, Cardiovascular Center, Taichung Veterans General Hospital, Taipei, Taiwan
    • ,
  • Ching-Tai Tai, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Yenn-Jiang Lin, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Shih-Lin Chang, MD, FHRS

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Li-Wei Lo, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Ta-Chuan Tuan, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Chien-Jong Chang, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Wen-Chin Tsai, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Pi-Chang Lee, MD

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • ,
  • Sugako Ishigaki, MD

      Affiliations

    • Second Department of Internal Medicine, Faculty of Medicine, University of Ryukyus, Okinawa, Japan
    • ,
  • Asuka Oyakawa, MD

      Affiliations

    • Second Department of Internal Medicine, Faculty of Medicine, University of Ryukyus, Okinawa, Japan
    • ,
  • Shih-Ann Chen, MD, FHRS

      Affiliations

    • Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
    • Institute of Clinical Medicine and Cardiovascular Research Institute, National Yang-Ming University, Taipei, Taiwan
    • Corresponding Author InformationAddress reprint requests and correspondence: Dr. Shih-Ann Chen, Division of Cardiology, Taipei Veterans General Hospital, 201, Section 2, Shih-Pai Road, Taipei, Taiwan

Received 11 August 2008 ,Accepted 27 October 2008.

References 

  1. Chen SA, Chiang CE, Yang CJ, et al. Sustained atrial tachycardia in adult patients (Electrophysiological characteristics, pharmacological response, possible mechanisms, and effects of radiofrequency ablation). Circulation. 1994;90:1262–1278
  2. Higa S, Tai CT, Chen SA. Focal atrial tachycardias. In:  Wilber D,  Douglas P,  Stevenson WG editor. Catheter Ablation of Cardiac Arrhythmias. Boston: Blackwell Scientific Publications; 2007;p. 105–119
  3. Roberts-Thomson KC, Kistler PM, Kalman JM. Focal atrial tachycardia II: management. Pacing Clin Electrophysiol. 2006;29:769–778
  4. Higa S, Tai CT, Lin YJ, et al. Focal atrial tachycardia: new insight from noncontact mapping and catheter ablation. Circulation. 2004;109:84–91
  5. Lin YJ, Tai CT, Huang JL, et al. Characterization of right atrial substrate in patients with supraventricular tachyarrhythmias. J Cardiovasc Electrophysiol. 2005;16:173–180
  6. Huang JL, Tai CT, Lin YJ, et al. Substrate mapping to detect abnormal atrial endocardium with slow conduction in patients with atypical right atrial flutter. J Am Coll Cardiol. 2006;48:492–498
  7. Chen SA, Tai CT, Chiang CE, et al. Focal atrial tachycardia: reanalysis of the clinical and electrophysiologic characteristics and prediction of successful radiofrequency ablation. J Cardiovasc Electrophysiol. 1998;9:355–365
  8. De Groot NM, Zeppenfeld K, Wijffels MC, et al. Ablation of focal atrial arrhythmia in patients with congenital heart defects after surgery: role of circumscribed areas with heterogeneous conduction. Heart Rhythm. 2006;3:526–535
  9. Anguera I, Brugada J, Roba M, et al. Outcomes after radiofrequency catheter ablation of atrial tachycardia. Am J Cardiol. 2001;87:886–890
  10. Hillock RJ, Kalman JM, Roberts-Thomson KC, et al. Multiple focal atrial tachycardias in a healthy adult population: characterization and description of successful radiofrequency ablation. Heart Rhythm. 2007;4:435–438

 This study is supported by research grants from the Taipei Veterans General Hospital (V96C1-049, V97C1-059), National Scientific Council (NSC95-2314-B-010-017, NSC95-2314-B-010-025, NSC96-2314-B-010-006, NSC96-2628-B-010-036), Research Foundation of Cardiovascular Medicine, (RFCM 96-02-018).

 There are no conflicts of interest to report.

PII: S1547-5271(08)01078-3

doi: 10.1016/j.hrthm.2008.10.041

Heart Rhythm
Volume 6, Issue 2 , Pages 198-203 , February 2009

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