Increased ventricular repolarization inhomogeneity during postural changes in patients with syndrome X

American Journal of Cardiology

Volumn 82, Issue 5, 1998, Pages 615-620

  Lee, Tsung Ming ^b   Su, Sheng Fang ^b   Wang, Tzung Dau ^b   Wang, Wen Lin ^b   Chen, Ming Fong ^b   Liau, Chiau Suong ^b   Lee, Yuan Teh ^b   Tsai, Chang Her ^a  

^a NATIONAL TAIWAN UNIVERSITY HOSPITAL   (Taiwan)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; AGED; ARTICLE; BODY POSTURE; CLINICAL ARTICLE; CONTROLLED STUDY; CORONARY ARTERY DISEASE; FEMALE; HEART LEFT VENTRICLE MASS; HEART REPOLARIZATION; HUMAN; MALE; PRIORITY JOURNAL; QT INTERVAL; SYMPATHETIC TONE; SYNDROME X; TACHYCARDIA;

ADULT; AGED; CARDIAC VOLUME; CORONARY ARTERIOSCLEROSIS; ELECTROCARDIOGRAPHY; EXERCISE TEST; FEMALE; HEART RATE; HEART VENTRICLES; HUMANS; LONG QT SYNDROME; MALE; MICROVASCULAR ANGINA; MIDDLE AGED; POSTURE; SENSITIVITY AND SPECIFICITY; SYMPATHETIC NERVOUS SYSTEM;

EID: 0031659054     PISSN: 00029149     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0002-9149(98)00410-X     Document Type: Article

References (28)

1. Cowan JC, Hilton CJ, Griffiths CJ, Tansuphaswadikul S, Bourke JP, Murray A, Campbell RWF. Sequence of epicardial repolarisation and configuration with the T wave. Br Heart J 1988;60:424-433.
2. Franz MR, Bargheer K, Rafflenbeul W, Haverich A, Lichtlen PR. Monophasic action potential mapping in human subjects with normal electrocardiograms: direct evidence for the genesis of the T wave. Circulation 1987;75:379-386.
3. Zabel M, Portnoy S, Franz MR. Electrocardiographic indexes of dispersion of ventricular repolarization: an isolated heart validation study. J Am Coll Cardiol 1995;25:746-752.
4. Campbell R. Commentary: QTc dispersion may reflect vulnerability to ventricular fibrillation. Br Heart J 1996;312:878-879.
5. Cin VG, Celik M, Ulucan S. QT dispersion ratio in patients with unstable angina pectoris (a new risk factor?). Clin Cardiol 1997;20:533-535.
6. Day CP, McComb JM, Matthews J, Campbell RWF. Reduction in QT dispersion by sotalol following myocardial infarction. Eur Heart J 1991;12:423-427.
7. Moreno FL, Villanueva MT, Karagounis LA, Anderson JL. Reduction in QT interval dispersion by successful thrombolytic therapy in acute myocardial infarction. Circulation 1994;90:94-100.
8. Merri M, Benhorin J, Alberti M, Locati E, Moss AJ. Electrocardiographic quantitation of ventricular repolarization. Circulation 1989;80:1301-1308.
9. Mason RE, Likar I. A new system of multiple-lead exercise electrocardiography. Am Heart J 1966;71:196-205.
10. Lee TM, Lin YJ, Su SF, Chien KL, Chen MF, Liau CS, Lee YT. Relation of systemic arterial pulse pressure to coronary atherosclerosis in patients with mitral stenosis. Am J Cardiol 1997;80:1035-1039.
11. Lee TM, Su SF, Chen MF, Liau CS, Lee YT. Effects of increasing flow rate on aortic stenotic indices: evidence from percutaneous transvenous balloon dilation of the valve in patients with combined aortic and mitral stenosis. Heart 1996;76:490-494.
12. Devereux RB, Alonso DR, Lutas EM, Gottlieb GJ, Campo E, Sachs I, Reichek N. Echo cardiographic assessment of left ventricular hypertrophy: comparison to necropsy findings. Am J Cardiol 1986;57:450-458.
13. Reichek N, Wilson J, Sutton MS, Plappert TA, Goldberg S, Hirshfeld JW. Noninvasive determination of left ventricular end-systolic stress: validation of the methods and initial application. Circulation 1982;65:99-108.
14. Bazett HC. An analysis of time-relations of the electrocardiograms. Heart 1920;7:353-370.
15. Rose GA, Blackburn H, Gillum RF, Prineas RJ. Cardio-Vascular Survey Methods. 2nd ed. Geneva: World Health Organization, 1982.
16. Cowan JC, Yusoff K, Moore M, Amos PA, Gold AE, Bourke JP, Tansuphaswadikul S, Campbell RWF. Importance of lead selection in QT interval measurement. Am J Cardiol 1988;61:83-87.
17. Molnar J, Zhang F, Weiss J, Ehlert FA, Rosenthal JE. Diurnal pattern of QTc interval: how long is prolonged? A possible relation to circadian triggers of cardiovascular events. J Am Coll Cardiol 1996;27:76-83.
18. Higham PD, Campbell RW. QT dispersion. Br Heart J 1994;71:508-510.
19. Ahnve S. Correction of the QT interval for heart rate: review of different formulas and the use of Bazett formula in myocardial infarction. Am Heart J 1985;109:568-574.
20. Leonardo E, Fragasso G, Rosano GMC, Pagnotta P, Chierchia SL. Effects of atenolol on QT interval and dispersion in patients with syndrome X. Am J Cardiol 1997;80:789-790.
21. Montorsi P, Fabbiocchi F, Loaldi A, Annoni L, Polese A, De Cesare N, Guazzi M. Coronary adrenergic hyperreactivity in patients with syndrome X and abnormal electrocardiogram at rest. Am J Cardiol 1991;68:1689-1703.
22. Borst C, Wieling W, van Brederode JFM, Hond A, de Rijk LG, Dunning AJ. Mechanisms of initial heart rate response to postural change. Am J Physiol 1982;243:H676-H681.
23. Abildskov JA. Adrenergic effects of the QT interval on the electrocardiogram. Am Heart J 1976;92:210-216.
24. Poole-Wilson PA, Crake T. The enigma of syndrome X. Int J Microcirc Clin Exp 1989;8:423-432.
25. Epstein SE, Cannon RO. Site of increased resistance to coronary flow in patients with angina pectoris and normal epicardial coronary arteries. J Am Coll Cardiol 1986;8:459-461.
26. Ponikowski P, Rosano GMC, Amadi AA, Collins P, Coats AJS, Poole-Wilson PA, Kaski JC. Transient autonomic dysfunction precedes ST-segment depression in patients with syndrome X. Am J Cardiol 1996;77:942-947.
27. Galassi AR, Crea F, Araujo LI, Lammertsma AA, Pupita G, Yayamoto Y, Rechavia E, Jones T, Kaski JC, Maseri A. Comparison of regional myocardial blood flow in syndrome X and one-vessel coronary artery disease. Am J Cardiol 1993;72:134-139.
28. Murray A, McLaughlin NB, Bourke J, Doig JC, Furniss SS, Campbell RWF. Errors in manual measurement of QT intervals. Br Heart J 1994;71:386-390.