Mortality after 16 years for participants randomized to the Multiple Risk Factor Intervention Trial.

abstract：:Total body surface maps from 15 subjects with left bundle branch block and normal axis (LBBB-NA) and 10 subjects with left bundle branch block and left axis (LBBB-LA) were analyzed and compared with maps from normal subjects. In 19 of the 25 subjects with LBBB, the timing of early upper sternal positivity was similar ...

journal_title：Circulation

authors： Sohi GS,Flowers NC,Horan LG,Sridharan MR,Johnson JC

更新日期：1983-03-01 00:00:00

abstract：BACKGROUND:Current diagnostic thresholds for ambulatory blood pressure (ABP) mainly rely on statistical parameters derived from reference populations. We determined an outcome-driven reference frame for ABP measurement. METHODS AND RESULTS:We performed 24-hour ABP monitoring in 5682 participants (mean age 59.0 years; ...

journal_title：Circulation

authors： Kikuya M,Hansen TW,Thijs L,Björklund-Bodegård K,Kuznetsova T,Ohkubo T,Richart T,Torp-Pedersen C,Lind L,Ibsen H,Imai Y,Staessen JA,International Database on Ambulatory blood pressure monitoring in relation to Cardiovascular Outcom

更新日期：2007-04-24 00:00:00

abstract：:To determine whether calcium channel blockers influence the progression of coronary atherosclerosis, 383 patients age 65 years or less with 5-75% stenoses in at least four coronary artery segments were selected at random within 1 month of coronary arteriography to participate in double-blind therapy with a placebo or ...

journal_title：Circulation

authors： Waters D,Lespérance J,Francetich M,Causey D,Théroux P,Chiang YK,Hudon G,Lemarbre L,Reitman M,Joyal M

更新日期：1990-12-01 00:00:00

abstract：BACKGROUND:Anisotropy creates nonuniformity in electrical propagation and may contribute to the occurrence of unidirectional conduction block and reentry. We describe the characteristics of reentrant tachycardia in a 2D layer of anisotropic ventricular myocardium. METHODS AND RESULTS:A Langendorff-perfused epicardial ...

journal_title：Circulation

authors： Schalij MJ,Boersma L,Huijberts M,Allessie MA

更新日期：2000-11-21 00:00:00

abstract：BACKGROUND:Paraplegia remains a devastating complication of thoracic aortic surgery. The mechanism of the antecedent spinal cord ischemia and reperfusion injury (IR) remains poorly described. IR involves 2 injuries, an initial ischemic insult and subsequent inflammatory amplification of the injury. This mechanism is co...

journal_title：Circulation

authors： Smith PD,Puskas F,Meng X,Lee JH,Cleveland JC Jr,Weyant MJ,Fullerton DA,Reece TB

更新日期：2012-09-11 00:00:00

abstract：BACKGROUND:Sublingual nitrates are much more effective in relieving angina pectoris in patients with coronary artery disease than in patients with syndrome X, but it is not known whether their effect on exercise tolerance is also different in these two groups of patients. METHODS AND RESULTS:Treadmill exercise testing...

journal_title：Circulation

authors： Lanza GA,Manzoli A,Bia E,Crea F,Maseri A

更新日期：1994-12-01 00:00:00

abstract：BACKGROUND:We postulated that the variability of the phase shift between blood pressure and heart rate fluctuation near the frequency of 0.10 Hz might be useful in assessing autonomic circulatory control. METHODS AND RESULTS:We tested this hypothesis in 4 groups of subjects: 28 young, healthy individuals; 13 elderly h...

journal_title：Circulation

authors： Halámek J,Kára T,Jurák P,Soucek M,Francis DP,Davies LC,Shen WK,Coats AJ,Novák M,Nováková Z,Panovský R,Toman J,Sumbera J,Somers VK

更新日期：2003-07-22 00:00:00

abstract：BACKGROUND:Spontaneous transient outward potassium currents (STOCs) induce myogenic relaxation in small cerebral vessels. We found STOCs in human coronary artery vascular smooth muscle cells (VSMCs) and studied their regulation. METHODS AND RESULTS:K+ currents were recorded in human coronary VSMCs by current- and volt...

journal_title：Circulation

authors： Bychkov R,Gollasch M,Ried C,Luft FC,Haller H

更新日期：1997-01-21 00:00:00

abstract：BACKGROUND:Patients with anorexia nervosa exhibit abnormal myocardial repolarization and are susceptible to sudden cardiac death. Exercise testing is useful in unmasking QT prolongation in disorders associated with abnormal repolarization. We characterized QT adaptation during exercise in anorexia. METHODS AND RESULTS...

journal_title：Circulation

authors： Padfield GJ,Escudero CA,DeSouza AM,Steinberg C,Gibbs K,Puyat JH,Lam PY,Sanatani S,Sherwin E,Potts JE,Sandor G,Krahn AD

更新日期：2016-02-09 00:00:00

abstract：BACKGROUND:Studies on apolipoprotein E (apoE) alleles have reported an increased risk of coronary heart disease in patients with the apoE4 allele. Given the risk factor and histological similarities between coronary and calcific valvular heart disease (aortic stenosis [AS] and mitral annular calcification [MAC]), we po...

journal_title：Circulation

authors： Novaro GM,Sachar R,Pearce GL,Sprecher DL,Griffin BP

更新日期：2003-10-14 00:00:00

abstract：OBJECTIVES:To determine, using systematic review of the biomedical literature, whether pacing reduces risk of recurrent syncope and relevant clinical outcomes among adult patients with reflex-mediated syncope. METHODS:MEDLINE (through PubMed), EMBASE, and the Cochrane Central Register of Controlled Trials (through Oct...

journal_title：Circulation

authors： Varosy PD,Chen LY,Miller AL,Noseworthy PA,Slotwiner DJ,Thiruganasambandamoorthy V

更新日期：2017-08-01 00:00:00

abstract：BACKGROUND:This study was performed to determine whether antibodies against the amino-terminus of the beta-chain of fibrin (anti-beta) could noninvasively distinguish actively enlarging thrombi from thrombi stabilized with anticoagulants. METHODS AND RESULTS:Dogs with unilateral femoral vein thrombi were allocated int...

journal_title：Circulation

authors： Morris TA,Marsh JJ,Konopka R,Pedersen CA,Chiles PG,Fagnani R,Hagan M,Moser KM

更新日期：1997-11-04 00:00:00

abstract：BACKGROUND:Research published in Circulation has shown that cardiac mortality is highest during December and January. We investigated whether some of this spike could be ascribed to the Christmas/New Year's holidays rather than to climatic factors. METHODS AND RESULTS:We fitted a locally weighted polynomial regression...

journal_title：Circulation

authors： Phillips DP,Jarvinen JR,Abramson IS,Phillips RR

更新日期：2004-12-21 00:00:00

abstract：BACKGROUND:The role of doxazosin in treatment of hypertension remains controversial. METHODS AND RESULTS:We evaluated the effects on blood pressure (BP) and biochemical parameters of doxazosin GITS (gastrointestinal therapeutic system) as a third-line antihypertensive agent among 10,069 participants in the Anglo-Scand...

journal_title：Circulation

authors： Chapman N,Chang CL,Dahlöf B,Sever PS,Wedel H,Poulter NR,ASCOT Investigators.

更新日期：2008-07-01 00:00:00

abstract：:The indication for prophylactic temporary and permanent pacing during acute myocardial infarction (MI) complicated by bundle branch block is high risk of progression via a Type II pattern to second or third degree (high degree) AV block during hospitalization or follow-up. In this study, determinants of high degree AV...

journal_title：Circulation

authors： Hindman MC,Wagner GS,JaRo M,Atkins JM,Scheinman MM,DeSanctis RW,Hutter AH Jr,Yeatman L,Rubenfire M,Pujura C,Rubin M,Morris JJ

更新日期：1978-10-01 00:00:00

abstract：:Deranged magnesium concentrations in serum and cardiovascular structures have been implicated in the pathophysiology of hypertension, ischemic heart disease, arrhythmias, and sudden death. This study was conducted to determine the status and interrelation of serum and tissue concentrations of magnesium in patients wit...

journal_title：Circulation

authors： Ralston MA,Murnane MR,Kelley RE,Altschuld RA,Unverferth DV,Leier CV

更新日期：1989-09-01 00:00:00

abstract：BACKGROUND:Previous studies found that percutaneous coronary intervention (PCI) does not improve outcome compared with medical therapy (MT) in patients with stable coronary artery disease, but PCI was guided by angiography alone. FAME 2 trial (Fractional Flow Reserve Versus Angiography for Multivessel Evaluation) compa...

journal_title：Circulation

authors： Fearon WF,Nishi T,De Bruyne B,Boothroyd DB,Barbato E,Tonino P,Jüni P,Pijls NHJ,Hlatky MA,FAME 2 Trial Investigators.

更新日期：2018-01-30 00:00:00

abstract：BACKGROUND:The Rho/Rho-associated kinase (Rho-kinase) system is implicated in various cellular functions, including migration, proliferation, and apoptosis. Because a possible role of the system is suggested in neointima formation after vascular injury, we sought to examine whether a new specific Rho-kinase inhibitor, ...

journal_title：Circulation

authors： Shibata R,Kai H,Seki Y,Kato S,Morimatsu M,Kaibuchi K,Imaizumi T

更新日期：2001-01-16 00:00:00

abstract：BACKGROUND:Atrial fibrillation (AF) after cardiac surgery is associated with increased risk of complications, length of stay, and cost of care. Observational evidence suggests that patients who have undergone previous statin therapy have a lower incidence of postoperative AF. We tested this observation in a randomized,...

journal_title：Circulation

authors： Patti G,Chello M,Candura D,Pasceri V,D'Ambrosio A,Covino E,Di Sciascio G

更新日期：2006-10-03 00:00:00

abstract：BACKGROUND:Q waves on a 12-lead ECG are markers of a prior myocardial infarction (MI). However, they may regress or even disappear over time, and there is no specific ECG sign of a non-Q-wave MI. Fragmented QRS complexes (fQRSs), which include various RSR' patterns, without a typical bundle-branch block are markers of ...

journal_title：Circulation

authors： Das MK,Khan B,Jacob S,Kumar A,Mahenthiran J

更新日期：2006-05-30 00:00:00

abstract：BACKGROUND:Cardiac tamponade is associated with fatal outcomes for patients with acute type A aortic dissection, and the presence of cardiac tamponade should prompt urgent aortic repair. However, treatment of the patient with critical cardiac tamponade who cannot survive until surgery remains unclear. We analyzed our e...

journal_title：Circulation

authors： Hayashi T,Tsukube T,Yamashita T,Haraguchi T,Matsukawa R,Kozawa S,Ogawa K,Okita Y

更新日期：2012-09-11 00:00:00

abstract：:Heart-lung transplantation results in afferent and efferent denervation of the transplanted organs including interruption of the central connections from the low-pressure receptors in the atria and pulmonary veins. We investigated whether the cardiovascular and neurohumoral responses to the postural stimulus of head-u...

journal_title：Circulation

authors： Banner NR,Williams TD,Patel N,Chalmers J,Lightman SL,Yacoub MH

更新日期：1990-09-01 00:00:00

abstract：BACKGROUND:Reperfusion of acutely infarcted myocardium may be beneficial in limiting infarct expansion and ventricular remodeling even if established after the time that salvage of ischemic myocardium is possible. METHODS AND RESULTS:To examine the permanency, time course, and mechanism of this effect of late reperfus...

journal_title：Circulation

authors： Boyle MP,Weisman HF

更新日期：1993-12-01 00:00:00

abstract：BACKGROUND:Whether the benefit in quality of life (QOL) after percutaneous coronary intervention depends on the severity of the stenosis as determined by fractional flow reserve (FFR) remains unknown. This study sought to investigate the relationship between FFR values and improvement in QOL. METHODS:From the FAME 1 a...

journal_title：Circulation

authors： Nishi T,Piroth Z,De Bruyne B,Jagic N,Möbius-Winkler S,Kobayashi Y,Derimay F,Fournier S,Barbato E,Tonino P,Jüni P,Pijls NHJ,Fearon WF

更新日期：2018-10-23 00:00:00

abstract：:The administration of hyaluronidase is a promising intervention to protect the ischemic myocardium in man, but evidence of the extent to which it may reduce the ultimate size of an infarct is not well-defined. Hence, open chest, anesthetized dogs were randomized into 10 control dogs which received saline and eight tre...

journal_title：Circulation

authors： Kloner RA,Braunwald E,Maroko PR

更新日期：1978-08-01 00:00:00

abstract：BACKGROUND:Peroxisome proliferator-activated receptor gamma (PPARgamma) activators, such as troglitazone (Tro), not only improve insulin resistance but also suppress the neointimal formation after balloon injury. However, the precise mechanisms have not been determined. Angiotensin II (Ang II) plays crucial roles in th...

journal_title：Circulation

authors： Takeda K,Ichiki T,Tokunou T,Funakoshi Y,Iino N,Hirano K,Kanaide H,Takeshita A

更新日期：2000-10-10 00:00:00

abstract：:Despite the clinical prevalence of paradoxic interventricular septal (IVS) motion, its pathogenesis remains unclear. To assess the influence of the end-diastolic transseptal pressure gradient, we studied eight open-chest dogs during right ventricular (RV) volume loading (induced by opening a Dacron shunt between the p...

journal_title：Circulation

authors： Kingma I,Tyberg JV,Smith ER

更新日期：1983-12-01 00:00:00

abstract：BACKGROUND:The mechanisms of thrombosis on plaque erosion are poorly understood. We examined the potential role of endothelial apoptosis in endothelial erosion and vessel thrombosis. METHODS AND RESULTS:Segments of New Zealand White rabbit femoral arteries were temporarily isolated in vivo. One artery was incubated wi...

journal_title：Circulation

authors： Durand E,Scoazec A,Lafont A,Boddaert J,Al Hajzen A,Addad F,Mirshahi M,Desnos M,Tedgui A,Mallat Z

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND:A family history of premature coronary artery disease (CAD) in a first-degree relative is an independent risk factor for coronary disease. Both genetic and environmental influences are likely to be responsible and may interact, but their relative importance is unclear. METHODS AND RESULTS:We studied endothe...

journal_title：Circulation

authors： Clarkson P,Celermajer DS,Powe AJ,Donald AE,Henry RM,Deanfield JE

更新日期：1997-11-18 00:00:00

abstract：BACKGROUND:The extent of the peri-infarct zone by magnetic resonance imaging (MRI) has been related to all-cause mortality in patients with coronary artery disease. This relationship may result from arrhythmogenesis in the infarct border. However, the relationship between tissue heterogeneity in the infarct periphery a...

journal_title：Circulation

authors： Schmidt A,Azevedo CF,Cheng A,Gupta SN,Bluemke DA,Foo TK,Gerstenblith G,Weiss RG,Marbán E,Tomaselli GF,Lima JA,Wu KC

更新日期：2007-04-17 00:00:00