References
14th International Congress
THE "NEW FRONTIERS"
OF ARRHYTHMIAS 2000
Jan. 29 - Feb. 5, 2000
Marilleva, Trento, Italy

RT-18

Low penetrance mutations and compound heterozygosity in LQTS: phenotypic consequences and implications for the clinical presentation of the disease

Carlo Napolitano, Raffaella Bloise, Elena Ronchetti, Mirella Memmi, Peter J Schwartz*, Silvia G. Priori.
Laboratories, Fondazione Salvatore Maugeri IRCCS, Pavia, *Dept of Cardiology, Policlinico S. Matteo IRCCS, Pavia, Italy

References

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2.

SCHWARTZ PJ: Idiopathic long QT syndrome: progress and questions. Am Heart J 1985; 109: 399-411.

3.

SCHWARTZ PJ, PRIORI SG, NAPOLITANO C: Long QT syndrome. In: ZIPES DP, JALIFE J (eds): Cardiac electrophysiology. From cell to bedside, III edition. Philadelphia, WB Saunders, 2000; 597-615.

4.

ABBOTT GW, SESTI F, SPLAWSKI I, ET AL: MiRP1 forms IKr potassium channels with HERG and is associated with cardiac arrhythmia. Cell 1999; 97: 175-187.

5.

PRIORI SG, NAPOLITANO C, SCHWARTZ PJ, ET AL: Variable phenotype of long QT syndrome patients with the same genetic defect (abstract). JACC 1998; 30 (Suppl): 869-874.

6.

NAPOLITANO C, PRIORI SG, SCHWARTZ PJ, ET AL: Identification of a mutational hot spot in HERG-related long QT syndrome (LQT2): phenotypic implications (abstract). Circulation 1997; 96 (Suppl): 212.

7.

VINCENT GM, TIMOTHY KW, LEPPERT M, KEATING M: The spectrum of symptoms and QT intervals in carriers of the gene for the long QT syndrome. New Engl J Med 1992; 327: 846-852.

8.

PRIORI SG, NAPOLITANO C, SCHWARTZ PJ: Low penetrance in the long QT syndrome. Clinical impact. Circulation 1999; 99: 529-533.

9.

PRIORI SG, SCHWARTZ PJ, NAPOLITANO C, ET AL: A recessive variant of the Romano-Ward long QT syndrome? Circulation 1998; 97: 2420-2425.

10.

NAPOLITANO C, PRIORI SG, SCHWARTZ PJ, ET AL: Identification of a long QT syndrome molecular defect in drug-induced torsades de pointes (abstract). Circulation 1997; 96 (Suppl): 211.

11.

SCHULZE-BAHR E, HAVERKAMP W, HÖRDT M, ET AL: A genetic basis for quinidine-induced (acquired) long QT syndrome (abstract). Eur Heart J 1997; 18: 29.

12.

WEI J, ABBOTT GW, SESTI F, ET AL: Prevalence of KCNE2 (Mirp1) mutations in acquired long QT syndrome (abstract). Circulation 1999; 100: I-495.

13.

WEI J, YANG ICH, TAPPER AR, ET AL: KCNE1 polymorphism confers risk of drug-induced long QT syndrome by altering kinetic properties of IKs potassium current (abstract). Circulation 1999; 100: I-495.

14.

NAPOLITANO C, MEMMI M, RONCHETTI E, ET AL: Silent mutation on cardiac ion channel genes and sudden death: a lesson from the long QT syndrome (abstract). Circulation 99 (Suppl 1): I-8.

15.

PRIORI SG, NAPOLITANO C, RONCHETTI E, ET AL: Characterization of the prevalence of minK polymorphisms and mutations in 140 long QT syndrome families. PACE 1998; 21: 799.

16.

BERTHET M, DENJOY I, DONGER C, ET AL: C-terminal HERG mutations. The role of hypokalemia and KCNQ1-associated mutation in cardiac event occurrence. Circulation 1999; 99: 1464-1470.

 

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