Serum chromium in patients with recent and old myocardial infarction.

abstract：:In 72 patients who received streptokinase within 6 hours of the onset of an acute myocardial infarction (AMI), the relationship between the presence of a previous coronary event and the severity of the residual coronary artery stenosis was studied. Fifty-five patients were either asymptomatic or had recent onset angin...

journal_title：American heart journal

authors： Sarmiento RA,Blüguermann JJ,González Mora RC,Riccitelli MA,Bertolasi CA

更新日期：1989-11-01 00:00:00

abstract：BACKGROUND:The pectoral approach to implantation of cardioverter defibrillators (ICDs) has become a standard in defibrillator therapy because of reduced generator size, weight, and volume. But the size of these devices is still comparable to the size of the early conventional antibradycardia pacemakers that were associ...

journal_title：American heart journal

authors： Korte T,Jung W,Schlippert U,Wolpert C,Esmailzadeh B,Fimmers R,Schmitt O,Lüderitz B

更新日期：1998-04-01 00:00:00

abstract：:TACT is an National Institutes of Health-sponsored, randomized, double-blind, placebo-controlled, 2 × 2 factorial clinical trial testing the benefits and risks of 40 infusions of a multicomponent disodium EDTA chelation solution compared with placebo and of an oral, high-dose multivitamin and mineral supplement. TACT ...

journal_title：American heart journal

authors： Lamas GA,Goertz C,Boineau R,Mark DB,Rozema T,Nahin RL,Drisko JA,Lee KL

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:It is unclear whether fibrinogen predicts cardiovascular events independently of echocardiographic cardiovascular abnormalities and traditional risk factors. METHODS:We studied 2671 American Indians who participated in the second Strong Heart Study examination (1993-1995) and were observed for an average of...

journal_title：American heart journal

authors： Palmieri V,Celentano A,Roman MJ,de Simone G,Best L,Lewis MR,Robbins DC,Fabsitz RR,Howard BV,Devereux RB,Strong Heart Study.

更新日期：2003-03-01 00:00:00

abstract：:Patients with diabetes were compared with nondiabetic control subjects, with respect to the prevalence of silent myocardial ischemia, by means of treadmill exercise testing and coronary angiography. Results of treadmill exercise testing showed ischemic ST depression in 41 of the 132 diabetic patients (mean age 61 +/- ...

journal_title：American heart journal

authors： Naka M,Hiramatsu K,Aizawa T,Momose A,Yoshizawa K,Shigematsu S,Ishihara F,Niwa A,Yamada T

更新日期：1992-01-01 00:00:00

abstract：:Right- and left-sided endocarditis are two distinct entities, both clinically and experimentally. As such, they require different clinical approaches. The accurate diagnosis of right-sided endocarditis rests largely on a high index of suspicion which is often raised in the case of an intravenous drug abuser with fever...

journal_title：American heart journal

authors： Robbins MJ,Soeiro R,Frishman WH,Strom JA

更新日期：1986-01-01 00:00:00

abstract：:Calcium channel blockers and central alpha-agonists are among the classes of antihypertensive drugs that yield the most favorable overall effects on risk factors for hypertension-related end-organ damage. An open-label prospective trial in 42 patients with a mean baseline blood pressure of 144/102 mm Hg sought to asse...

journal_title：American heart journal

authors： Houston MC,Hays L

更新日期：1993-10-01 00:00:00

abstract：:The relation of alcohol consumption to coronary heart disease (CHD) was examined in a cohort of 1910 employed men aged 38 to 55 years enrolled in the Albany Study, a prospective investigation of factors related to cardiovascular disease. Two follow-up periods were examined, one between 1953-54 and 1971-72, the other a...

journal_title：American heart journal

authors： Gordon T,Doyle JT

更新日期：1985-08-01 00:00:00

abstract：:The hearts from 10 necropsy patients with Ebstein's anomaly of the tricuspid valve were examined for abnormalities of the mitral valve. Five patients were under 1 year of age and none had an abnormal mitral valve. The other five patients were ages 18 to 72 years (mean 36 years); all had focal fibrous thickening of the...

journal_title：American heart journal

authors： Cabin HS,Roberts WC

更新日期：1981-02-01 00:00:00

abstract：:Estimation of baroreflex sensitivity (BRS) is receiving increasing attention in clinical and experimental cardiology. Until recently, in most studies BRS has been assessed on the basis of invasive blood pressure measurement, which limits its use in large-scale studies and in clinical practice. The development of conti...

journal_title：American heart journal

authors： Hartikainen JE,Tahvanainen KU,Mäntysaari MJ,Tikkanen PE,Länsimies EA,Airaksinen KE

更新日期：1995-08-01 00:00:00

abstract：:To determine whether a dose of 5 mg of nifedipine would be useful in the treatment of hypertensive emergencies, we compared the acute hypotensive effects of two different doses of nifedipine, 5 mg and 10 mg, in patients with severe hypertension. In this prospective, randomized, double-blind study, 30 consecutive black...

journal_title：American heart journal

authors： Maharaj B,van der Byl K

更新日期：1992-09-01 00:00:00

abstract：:Fourteen fetuses with atrioventricular canal malformations were examined by two-dimensional echocardiography, pulsed-wave Doppler echocardiography, and color Doppler flow mapping. Eleven fetuses had complete and three fetuses had partial atrioventricular canal malformations. Nonimmune hydrops fetalis was associated wi...

journal_title：American heart journal

authors： Gembruch U,Knöpfle G,Chatterjee M,Bald R,Redel DA,Födisch HJ,Hansmann M

更新日期：1991-05-01 00:00:00

abstract：:After injecting 125I- or 131I-labeled lipoproteins, plasma was subjected to discontinuous density gradient centrifugation, which separates low-density lipoproteins (LDL) into three subfractions. Analysis of changes in apolipoprotein B-specific activity with time showed that light LDL is normally the product of interme...

journal_title：American heart journal

authors： Thompson GR,Teng B,Sniderman AD

更新日期：1987-02-01 00:00:00

abstract：BACKGROUND:Knowledge of the natural course after an ST-elevation myocardial infarction (STEMI) treated according to guidelines is limited because comprehensive serial magnetic resonance imaging (MRI) of systolic left ventricular function, edema, perfusion, and infarct size after STEMI has not been undertaken. The aim o...

journal_title：American heart journal

authors： Ripa RS,Nilsson JC,Wang Y,Søndergaard L,Jørgensen E,Kastrup J

更新日期：2007-11-01 00:00:00

abstract：BACKGROUND:Rheumatic disease and heart disease share common underpinnings involving inflammation. The high levels of inflammation that characterize rheumatic diseases provide a "natural experiment" to help elucidate the mechanisms by which inflammation accelerates heart disease. Rheumatoid arthritis (RA) is the most co...

journal_title：American heart journal

authors： Crowson CS,Liao KP,Davis JM 3rd,Solomon DH,Matteson EL,Knutson KL,Hlatky MA,Gabriel SE

更新日期：2013-10-01 00:00:00

abstract：:Since many patients with chest pain cannot exercise adequately, an alternative stress would be useful to evaluate coronary reserve. We studied the physiologic responses to epinephrine to assess its potential. We report on 39 patients with chest pain. Doses from 0.03 to 0.30 micrograms/kg/min were administered intraven...

journal_title：American heart journal

authors： Schechter E,Wilson MF,Kong YS

更新日期：1983-04-01 00:00:00

abstract：:A prospective study examining the relationship between psychological distress and ventricular ectopy was conducted with 125 post-myocardial infarction patients equipped with a transtelephonic ECG monitor. Subjects were subsequently grouped according to the occurrence (n = 59) or nonoccurrence (n = 65) of ventricular a...

journal_title：American heart journal

authors： Follick MJ,Gorkin L,Capone RJ,Smith TW,Ahern DK,Stablein D,Niaura R,Visco J

更新日期：1988-07-01 00:00:00

abstract：:Even though congestive heart failure is extremely common, the mechanisms responsible for the clinical manifestations remain a puzzle. The central and autonomic (sympathetic) nervous systems are responsible for a large part of the clinical manifestations. The role of the nervous system in CHF is discussed briefly. It i...

journal_title：American heart journal

authors： Burch GE

更新日期：1978-02-01 00:00:00

abstract：BACKGROUND:Diastolic dysfunction induced by ischemia may alter transmitral blood flow, but this reflects global ventricular function, and pseudonormalization may occur with increased preload. Tissue Doppler may assess regional diastolic function and is relatively load-independent, but limited data exist regarding its a...

journal_title：American heart journal

authors： Najos-Valencia O,Cain P,Case C,Wahi S,Marwick TH

更新日期：2002-09-01 00:00:00

abstract：:To determine whether any differences exist in results of treatment of restenosis with repeat angioplasty when the procedure is performed during diagnosis or, as an alternative, when it is performed as a separate elective procedure, we prospectively compared the outcome of 48 consecutive procedures (including 51 lesion...

journal_title：American heart journal

authors： Alfonso F,Macaya C,Iñiguez A,Zarco P

更新日期：1990-02-01 00:00:00

abstract：OBJECTIVES:We investigated the presence of left ventricular hypertrophy (LVH) and features of diastolic dysfunction in genotype-confirmed children from families with hypertrophic cardiomyopathy (HCM) and healthy control children. BACKGROUND:In subjects with HCM-causing mutations, LVH usually does not evolve until adol...

journal_title：American heart journal

authors： Poutanen T,Tikanoja T,Jääskeläinen P,Jokinen E,Silvast A,Laakso M,Kuusisto J

更新日期：2006-03-01 00:00:00

abstract：:We attempted to predict successful myocardial reperfusion and salvage in acute myocardial infarction (AMI) by using measurements of plasma superoxide dismutase (SOD), a plasma free-radical scavenger, activity. Forty-nine patients with AMI were studied within 6 hours of symptoms onset. In group 1 (n = 26), primary perc...

journal_title：American heart journal

authors： Tomoda H,Morimoto K,Aoki N

更新日期：1996-05-01 00:00:00

abstract：BACKGROUND:To examine sex differences in pain and associated symptoms in patients with exercise-related ischemia, as well as the independence of these findings from other clinical factors. METHODS:Prospective study of 482 women and 425 men (mean age 58 years) undergoing exercise stress testing with myocardial perfusio...

journal_title：American heart journal

authors： D'Antono B,Dupuis G,Fortin C,Arsenault A,Burelle D

更新日期：2006-04-01 00:00:00

abstract：BACKGROUND:The study evaluates whether Optison used during dobutamine stress echocardiography (DSE) will improve endocardial border definition and whether this will translate to an improvement in sensitivity and specificity of the test in patients with poor echocardiographic windows. DSE is extremely valuable in the wo...

journal_title：American heart journal

authors： Dolan MS,Riad K,El-Shafei A,Puri S,Tamirisa K,Bierig M,St Vrain J,McKinney L,Havens E,Habermehl K,Pyatt L,Kern M,Labovitz AJ

更新日期：2001-11-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to estimate the cost-effectiveness of beta-blocker therapy with either metoprolol or carvedilol in addition to conventional therapy for patients with heart failure (HF) in Canada. DESIGN:A Markov simulation was used to estimate the costs and life expectancy for treating patients...

journal_title：American heart journal

authors： Levy AR,Briggs AH,Demers C,O'Brien BJ

更新日期：2001-09-01 00:00:00

abstract：BACKGROUND:Anemia in heart failure is both common and associated with worse symptoms and increased mortality. Several small randomized controlled trials (RCTs) have assessed erythropoiesis-stimulating agents (ESAs), but definitive evaluation and clinical guidance are required. We sought to systematically review the eff...

journal_title：American heart journal

authors： Kotecha D,Ngo K,Walters JA,Manzano L,Palazzuoli A,Flather MD

更新日期：2011-05-01 00:00:00

abstract：:Occlusion of the right coronary artery (RCA) in the dog is associated with spontaneous sustained ventricular tachycardia (VT) during the 18 to 26 hours post occlusion period. Electrophysiologic studies suggest that these tachycardias are caused mainly by an automatic mechanism. In the present study we evaluated in 16 ...

journal_title：American heart journal

authors： Karagueuzian HS,Sugi K,Ohta M,Mandel WJ,Peter T

更新日期：1986-03-01 00:00:00

abstract：:The presence of a large ventricular septal defect (VSD) may affect the surgical treatment of congenital heart defects. VSD size and shape by two-dimensional echocardiography (2DE) and at autopsy were compared in 18 patients, average age 6 months, who had 2DE studies shortly prior to death. Six had isolated VSD and the...

journal_title：American heart journal

authors： Sharif DS,Huhta JC,Marantz P,Hawkins HK,Yoon GY

更新日期：1989-06-01 00:00:00

abstract：BACKGROUND:Women have been underrepresented in randomized trials of implantable cardioverter defibrillator (ICD) therapy, and limited data suggest that women may not benefit from prophylactic ICD implantation to the same extent as men. In the Defibrillators in Non-Ischemic Cardiomyopathy Treatment Evaluation (DEFINITE)...

journal_title：American heart journal

authors： Albert CM,Quigg R,Saba S,Estes NA 3rd,Shaechter A,Subacius H,Howard A,Levine J,Kadish A,DEFINITE Investigators.

更新日期：2008-08-01 00:00:00

abstract：:African Americans have the highest overall coronary heart disease (CHD) mortality rate of any ethnic group in the United States. They also exhibit a greater prevalence of a number of individual CHD risk factors, especially hypertension and type 2 diabetes mellitus (a CHD risk equivalent) and greater clustering of risk...

journal_title：American heart journal

authors： Ferdinand KC

更新日期：2004-05-01 00:00:00