American Heart Journal
Volume 142, Issue 2 , Pages 358-362 , August 2001

Increased QT dispersion does not reflect the increased regional variation of cardiac sympathetic nervous activity in hypertrophic cardiomyopathy

  • Masami Shimizu, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Hidekazu Ino, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Kazuyasu Okeie, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Masato Yamaguchi, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Kenshi Hayashi, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Mitsuru Nagata, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Hideki Itoh, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Taku Iwaki, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Kotaro Oe, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Tetsuo Konno, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan
    • ,
  • Junichi Taki, MD

      Affiliations

    • Department of Nuclear Medicine, School of Medicine, Kanazawa University, Takara-machi 13-1, Kanazawa 920-8640, Japan. Kanazawa, Japan
    • ,
  • Kenichi Nakajima, MD

      Affiliations

    • Department of Nuclear Medicine, School of Medicine, Kanazawa University, Takara-machi 13-1, Kanazawa 920-8640, Japan. Kanazawa, Japan
    • ,
  • Hiroshi Mabuchi, MD

      Affiliations

    • Second Department of Internal Medicine Kanazawa, Japan

Received 14 November 2000 ,Accepted 26 April 2001.

References 

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  2. Dritsas A, Sbarouni E, Gilligan D, et al.  QT-interval abnormalities in hypertrophic cardiomyopathy. Clin Cardiol. 1992;15:739–742
  3. Zaidi M, Robert A, Fesler R, et al.  Dispersion of ventricular repolarization in hypertrophic cardiomyopathy. J Electrocardiol. 1996;29(Suppl):89–94
  4. Buja G, Miorelli M, Turrini P, et al.  Comparison of QT dispersion in hypertrophic cardiomyopathy between patients with and without ventricular arrhythmias and sudden death. Am J Cardiol. 1993;72:973–976
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  15. Wieland DM, Brown LE, Rogers WL, et al.  Myocardial imaging with a radioiodinated norepinephrine storage analog. J Nucl Med. 1981;22:22–31
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  18. Schofer J, Spielmann R, Schuchert A, et al.  Iodine-123 metaiodobenzylguanidine scintigraphy: a noninvasive method to demonstrate myocardial adrenergic nervous system disintegrity in patients with idiopathic dilated cardiomyopathy. J Am Coll Cardiol. 1988;12:1252–1258
  19. Schoming A. Catecholamines in myocardial ischemia: systemic and cardiac release. Circulation. 1990;82(II Suppl):II13–II22
  20. Nakajima K, Taki J, Tonami N, et al.  Decreased 123 I-MIBG uptake and increased clearance in various cardiac diseases. Nucl Med Commun. 1994;15:317–323
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  22. Yi G, Elliott P, McKenna WJ, et al.  QT dispersion and risk factors for sudden cardiac death in patients with hypertrophic cardiomyopathy. Am J Cardiol. 1998;82:1514–1519

☆ Reprint requests: Masami Shimizu, MD, Second Department of Internal Medicine, School of Medicine, Kanazawa University, Takara-machi 13-1, Kanazawa 920-8640, Japan. E-mail: shimizu@med.kanazawa-u.ac.jp

PII: S0002-8703(01)87599-2

doi: 10.1067/mhj.2001.116765

American Heart Journal
Volume 142, Issue 2 , Pages 358-362 , August 2001

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