QTc dispersion and complex ventricular arrhythmias in untreated newly presenting hypertensive patients

Journal of Human Hypertension

Volumn 13, Issue 10, 1999, Pages 665-669

  Saadeh, A M ^a   Evans, S J ^b   James, M A ^b   Jones, J V ^b  

^a JORDAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Jordan)

^b BRISTOL ROYAL INFIRMARY   (United Kingdom)

Author keywords

Arrhythmia; Hypertension; QTc dispersion

Indexed keywords

POTASSIUM;

ADULT; ARTICLE; BLOOD PRESSURE MEASUREMENT; ELECTROCARDIOGRAPHY; FEMALE; HEART LEFT VENTRICLE HYPERTROPHY; HEART REPOLARIZATION; HEART VENTRICLE ARRHYTHMIA; HOLTER MONITORING; HUMAN; HYPERTENSION; HYPOKALEMIA; MAJOR CLINICAL STUDY; MALE; POTASSIUM BLOOD LEVEL; QT INTERVAL; SCORING SYSTEM; SUDDEN DEATH;

EID: 0032820492     PISSN: 09509240     EISSN: None     Source Type: Journal    
DOI: 10.1038/sj.jhh.1000908     Document Type: Article

References (28)

1. Messerli FH et al. Hypertension and sudden death: increased ventricular ectopic activity in left ventricular hypertrophy. Am J Med 1984; 77: 18-22.
2. Kannel WB, Schatzkin A. Sudden death: lessons from subsets in population studies. J Am Coll Cardiol 1985; 5: 141B-149B.
3. Le Henzy JY, Guize L. Cardiac prognosis in hypertensive patients: incidence of sudden death and ventricular arrhythmias. Am J Med 1988; 84 (Suppl 1B): 65-68.
4. Multiple Risk Factor Intervention Trial Research Group. Baseline rest electrocardiographic abnormalities, antihypertensive treatment and mortality in the multiple risk factor intervention trial. Am J Cardiol 1985; 55: 1-15.
5. Holland OB, Nixon JV, Kuhnert la Von. Diuretic induced ventricular ectopic activity. Am J Med 1981; 70: 762-768.
6. Madias JE, Madias NE, Gavras HP. Non-arrhythmogeniety of diuretic induced hypokalaemia. Arch Intern Med 1984; 144: 2171-2176.
7. Schillaci G et al. Association between persistant pressure overload and ventricular arrhythmias in essential hypertension. Hypertension 1996; 28: 284-289.
8. James MA, Jones JV. Ventricular arrhythmias in untreated newly presenting hypertensive patients compared with a matched normal population. J Hypertens 1989; 7: 409-415.
9. Mayet J et al. Ventricular arrhythmias in hypertension: in which patients do they occur? J Hypertens 1995; 13: 269-276.
10. Han J, Moe GK. Non-uniform recovery of excitability in ventricular muscle. Circ Res 1964; 14: 44-60.
11. De Ambroggi L et al. Dispersion of ventricular repolarisation in the long QT syndrome. Am J Cardiol 1991; 68: 614-620.
12. Pye M, Quinn AC, Cobbe SM. QT Interval dispersion: a non-invasive marker of susceptibility to arrhythmias in patients with sustained ventricular arrhythmias. Br Heart J 1994; 71: 511-514.
13. Barr CS et al. QT dispersion and sudden unexpected death in chronic heart failure. Lancet 1994; 343: 327-329.
14. Potratz J et al. Prognostic significance of QT dispersion in patients with acute myocardial infarction. Eur Heart J 1993; 14: 254.
15. Buja G 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.
16. Perkiomaki JS et al. Dispersion of the QT interval and autonomic modulation of heart rate in hypertensive men with and without left ventricular hypertrophy. Hypertension 1996; 28: 16-21.
17. Balanescu S et al. Correlation entre la dispersion de l'intervalle QT et les arythmies ventriculaures dans l'hypertension arterielle. Arch Mal Coeur 1996; 89: 987-990.
18. Mayet J et al Left ventricular hypertrophy and QT dispersion in hypertension. Hypertension 1996; 28: 791-796.
19. Bazett HC. An analysis of the time-relationship of electrocardiograms. Heart 1920; 7: 353-370.
20. Sokolow M, Lyon TP. The ventricular complex in left ventricular hypertrophy as obtained by unipolar precordial and limb leads. Am Heart J 1949; 37: 161-186.
21. Calvert A, Lown B, Gorlin R. Ventricular premature beats and anatomically defined coronary heart disease. Am J Cardiol 1977; 39: 627-634.
22. Schmieder RE, Messerli FH. Determinants of ventricular ectopy in hypertensive cardiac hypertrophy. Am Heart J 1992; 123: 89-95.
23. McLenachon JM, Henderson E, Morris KI, Dargie HJ. Ventricular arrhythmias in patients with hypertensive left ventricular hypertrophy. N Engl J Med 1987; 317: 787-792.
24. Luque-Oterom, Casar-Perez F, Alcazar J. Increased ventricular arrhythmias in hypertensives with left ventricular hypertrophy. J Hypertens 1986; 4 (Suppl 6): 66-67.
25. James MA, Jones JV. The paradoxical role of left ventricular hypertrophy in wall-stress related arrhythmias. J Hypertens 1992; 10: 167-172.
26. Evans SJ, Levi AJ, Jones JV. Reduction of external potassium causes increased action potential shortening in ventricular myocytes from the spontaneously hypertensive rat. J Hypertens 1997; 16: 659-666.
27. Higham PD et al. QT dispersion: a measure of underlying dispersion of ventricular recovery? Eur Heart J 1993; 14: 86 (abstract).
28. Clarkson P et al. QT dispersion in essential hypertension. Q J Med 1995; 88: 327-332.