Zobrazeno 1 - 10
of 280
pro vyhledávání: '"11"'
Autor:
Akira Seki, Sugao Ishiwata, Hinako Toyama, Hirotaka Maruno, Shinichiro Nishiyama, Michio Senda
Publikováno v:
American Heart Journal. 133:497-503
This study was performed to assess the relation between the regional work and oxidative metabolism in hypertrophic cardiomyopathy (HCM). By using carbon 11 acetate as a tracer of myocardial blood flow (%A(0)) and oxygen consumption (k value), 12 pati
Autor:
Romano Zannoli, Letizia Bacchi, Richard Luceri, Angelo Branzi, C. Camanini, Peter Accorti, Mauro Biffi, Giuseppe Boriani, Antonio Sammali
Publikováno v:
American Heart Journal. 144:851-857
The aim of this study was to evaluate the effects of 2 different right atrial electrode coil lengths on energy and voltage requirements for transvenous atrial cardioversion.Twenty-six patients (mean age 61 +/- 11 years) with chronic persistent atrial
Autor:
Paride Giannantoni, Paolo Trambaiolo, Gerardo Ansalone, Anna Laurenti, Massimo Santini, Francesco Fedele, Renato Pietro Ricci
Publikováno v:
American Heart Journal. 142:881-896
Background In patients with heart failure, biventricular pacing (BIV) improves left ventricular (LV) performance by counteracting LV unsynchronized contraction caused by the presence of left bundle branch block (LBBB). However, no data are yet availa
Publikováno v:
American Heart Journal. 136:94-98
Background Regurgitation of the morphologic tricuspid valve (mTV) adversely influences the clinical outcome of patients with ventricular inversion. Methods and Results To evaluate the mTV regurgitation (TR), we reviewed serial echocardiograms for 25
Publikováno v:
American Heart Journal. 135:1036-1039
Background: Previous multicenter studies have shown that single-lead VDD pacing systems provide satisfactory atrial-triggered ventricular pacing at middle term for treatment of atrioventricular block without sinus dysfunction. However, we lack data o
Publikováno v:
American Heart Journal. 132:1004-1009
This study was undertaken to compare the effects of alpha-receptor blockade and beta-receptor blockade on left ventricular structure and function in essential hypertension. The increase in left ventricular mass in patients with essential hypertension
Publikováno v:
Europe PubMed Central
Balloon dilatation of congenital stenotic lesions of the heart and great vessels has been used for more than a decade. Varying incidence of residual obstruction or recurrence, hereafter referred to as restenosis, has been observed at follow-up. The p
Autor:
Kelly A. Spratt, Dean G. Karalis, Vincent Quinn, Krishnaswamy Chandrasekaran, Marcia Polansky, John Ross, Mark F. Victor
Publikováno v:
American Heart Journal. 131:1149-1155
The aim of this study was to evaluate the risk of performing cardiac catheterization or intraaortic balloon pump placement in patients with transesophageal echocardiographically detected atherosclerotic aortic debris. Cardiac catheterization was perf
Autor:
Rochelle L. Goldsmith, Gerald W. Neuberg, Madeline Yushak, John P. Bilezikian, Norma Medina, Moira McCarty, Milton Packer, Mary Gratch, Evelyn M. Horn, Marrick L. Kukin
Publikováno v:
American Heart Journal. 129:98-106
Congestive heart failure is associated with chronotropic and inotropic hyporesponsiveness to adrenergic stimulation. A decrease in Gs alpha or an increase in Gi alpha is associated with a decrease in adenylyl cyclase activity. The current study asses
Autor:
Carlo Di Mario, Lorenz Räber, Patrick W. Serruys, Takayuki Okamura, Evelyn Regar, Juan Luis Gutiérrez-Chico, Stephan Windecker, Gerrit-Anne van Es
Publikováno v:
American Heart Journal, 166(1), 83-+. Mosby Inc.
Background Histologic experimental studies have reported incomplete neointimal healing in overlapping with respect to nonoverlapping segments in drug-eluting stents (DESs), but these observations have not been confirmed in human coronary arteries hit