The Long QT Syndrome

  • R. Cappato


Congenital and acquired long QT syndromes (CLQTS’s) have similar features and torsade de pointes is the arrhythmia they have in common. Such arrhythmia, generally self-limiting, can sometimes result in ventricular fibrillation and cause sudden death.


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  1. 1.
    Schwartz PJ, Periti M, Malliani A (1975) The long QT syndrome. Am Heart J 89:378PubMedCrossRefGoogle Scholar
  2. 2.
    Crampton RS, Schwartz PJ (1978) Some aspects of sudden cardiac death. In: Schwartz PJ, Brown AM, Malliani A, Zanchetti A (eds) Neural mechanisms in Cardiac Arrhythmias. New York, Raven Press, pp 1–6Google Scholar
  3. 3.
    Priori SG, Napolitano C, Diehl L, Schwartz PJ (1994) Dispersion of the QT interval. A marker of therapeutic efficacy in the idiopathic long QT syndrome. Circulation 89:1681PubMedCrossRefGoogle Scholar
  4. 4.
    Day CP, Comb JM, Campbell RWF (1990) QT dispersion: an indication of arrhythmia risk in patients with long QT intervals. Br Heart J 63:342PubMedCrossRefGoogle Scholar
  5. 5.
    Vincent GM (1986) The heart rate of Romano-Ward syndrome patients. Am Heart J 112:61CrossRefGoogle Scholar
  6. 6.
    Locati E, Pancaldi A, Pala M, et al (1988) Exercise-induced electrocardiographic changes in patients with long QT syndrome. Circulation 78 (II):42Google Scholar
  7. 7.
    Schwartz PJ, Malliani A (1975) Electrical alternation of the T wave: Clinical and experimental evidence of its relationship with the sympathetic nervous system and with the long QT syndrome. Am Heart J 89:45PubMedCrossRefGoogle Scholar
  8. 8.
    Locati EH, Moss AJ, Schwartz PJ et al (1992) Age and gender differences in congenital long QT syndrome: A study in 328 LQTS families. J Am Coll Cardiol 19:367 AGoogle Scholar
  9. 9.
    Schwartz PJ, Locati E (1985) The idiopathic long QT syndrome. Pathogenetic mechanisms and therapy. Eur Heart J 6 (D):103CrossRefGoogle Scholar
  10. 10.
    Schwartz PJ (1985) Idiopathic long QT syndrome: Progress and question. Am Heart J 109:309–319CrossRefGoogle Scholar

Copyright information

© Springer-Verlag Italia 1997

Authors and Affiliations

  • R. Cappato
    • 1
  1. 1.II Medical DepartmentSt. Georg HospitalHamburgGermany

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