Thirty-year trends (1975-2005) in the magnitude and hospital death rates associated with complete heart block in patients with acute myocardial infarction: a population-based perspective.

abstract：:The safety and therapeutic benefits of percutaneous transluminal coronary angioplasty of the left anterior descending coronary artery, the left circumflex coronary artery or both were assessed in 61 patients with chronic (greater than 3 months) occlusion of the right coronary artery. Recanalization of the right corona...

journal_title：American heart journal

authors： De Bruyne B,Renkin J,Col J,Wijns W

更新日期：1991-08-01 00:00:00

abstract：:Coronary arterial stenosis of varying severity and length were created in open-chest dogs. The reactive hyperemic responses (RHR) to 15 second occlusions were used to produce flow increases and judge the physiological significance of the narrowings. RHR are sensitive indices of functional impairment when resting flow ...

journal_title：American heart journal

authors： Hillis WS,Friesinger GC

更新日期：1976-12-01 00:00:00

abstract：BACKGROUND:A shortcoming of the pediatric electrocardiogram (ECG) appears to be its inability to accurately detect left ventricular hypertrophy (LVH). This study prospectively assesses the usefulness of the pediatric ECG as a screening modality for LVH. METHODS:Concomitant echocardiograms and ECGs from a large cohort ...

journal_title：American heart journal

authors： Rivenes SM,Colan SD,Easley KA,Kaplan S,Jenkins KJ,Khan MN,Lai WW,Lipshultz SE,Moodie DS,Starc TJ,Sopko G,Zhang W,Bricker JT,Pediatric Pulmonary and Cardiovascular Complications of Vertically Transmitted HIV Infection Study Grou

更新日期：2003-04-01 00:00:00

abstract：BACKGROUND:31-Phosphorus-magnetic resonance spectroscopy may provide pathophysiological insights into the high-energy phosphate metabolism of the myocardium as measured by phosphocreatine to adenosine triphosphate (PCr/ATP) ratio. Aim of the present study was to determine in vivo the relation between cardiac PCr/ATP ra...

journal_title：American heart journal

authors： Fragasso G,De Cobelli F,Spoladore R,Esposito A,Salerno A,Calori G,Montanaro C,Maranta F,Lattuada G,Margonato A,Del Maschio A,Perseghin G

更新日期：2011-07-01 00:00:00

abstract：:Increased intracellular calcium (calcium overload) is considered one of the factors that can initiate ventricular fibrillation. In addition, ventricular fibrillation itself can cause and possibly maintain calcium overload. The goal of this study was to determine whether the class IA antiarrhythmic agent procainamide c...

journal_title：American heart journal

authors： Zaugg CE,Wu ST,Kojima S,Wikman-Coffelt J,Parmley WW,Buser PT

更新日期：1995-08-01 00:00:00

abstract：BACKGROUND:The effect of raloxifene on aortic elasticity in healthy postmenopausal women is unknown. The purpose of the present study was to examine the effect of raloxifene on aortic elasticity and cardiovascular structure and function in healthy postmenopausal women. METHODS:A randomized, crossover, double-blind, pl...

journal_title：American heart journal

authors： Tritos NA,Goepfert L,Kissinger KV,Katsimaglis G,Manning WJ,Danias PG

更新日期：2005-12-01 00:00:00

abstract：:Left ventricular (LV) adaptation to the hemodynamic load of pregnancy has been studied with load-sensitive ejection-phase indexes, but the results of these studies are conflicting. The aim of this study was to examine the effects of the hemodynamic load of pregnancy on the contractile state of the left ventricle by us...

journal_title：American heart journal

authors： Geva T,Mauer MB,Striker L,Kirshon B,Pivarnik JM

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Although the management of thoracic aortic aneurysms (TAAs) has improved significantly, patients presenting with aortic dissections, rupture, or other acute complications of TAAs continue to have high rates of morbidity and mortality. Accumulating data have indicated that many TAAs are due to underlying gene...

journal_title：American heart journal

authors： Eagle KA,GenTAC Consortium.

更新日期：2009-02-01 00:00:00

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 activated coagulation time (ACT) is a rapid measurement of a patient's level of heparin anticoagulation during cardiac catheterization. Patients receiving warfarin therapy occasionally are seen at the catheterization laboratory for emergent procedures. The effects of warfarin on ACT activity have not bee...

journal_title：American heart journal

authors： Chang RJ,Doherty TM,Goldberg SL

更新日期：1998-09-01 00:00:00

abstract：:Three patients with subpulmonic ventricular septal defect and pulmonary valve fluttering by echocardiography are presented. The echographic changes appear identical to that reported with infundibular pulmonic stenosis and the mechanism causing this fluttering is probably similar. ...

journal_title：American heart journal

authors： Glasser SP,Baucum RW Jr

更新日期：1977-07-01 00:00:00

abstract：:The distinction between idiopathic dilated cardiomyopathy and myocarditis is controversial, both clinically and pathologically. To increase diagnostic accuracy and provide prognostic information, we prospectively tested the routine application of immunofluorescence and electron microscopy in endomyocardial biopsy eval...

journal_title：American heart journal

authors： Hammond EH,Menlove RL,Anderson JL

更新日期：1987-11-01 00:00:00

abstract：:Because limited information is available on significant arrhythmias after myocardial infarction in pediatric patients, this study was performed to determine the incidence and impact of ventricular tachycardia or fibrillation on the postinfarction course in patients aged 1 day to 16 years. Review of 96 such children sh...

journal_title：American heart journal

authors： Johnsrude CL,Towbin JA,Cecchin F,Perry JC

更新日期：1995-06-01 00:00:00

abstract：:The actions of the beta-adrenergic receptor antagonist, d,l-nadolol, were examined in anesthetized dogs subjected to circumflex coronary artery ligation in the presence of previous anterior myocardial infarction. With circumflex ligation, control dogs (N = 18) developed premature ventricular beats and ventricular tach...

journal_title：American heart journal

authors： Patterson E,Lucchesi BR

更新日期：1988-11-01 00:00:00

abstract：BACKGROUND:Coronary heart disease (CHD) in women is strongly associated with estrogen deprivation. For example, risk for CHD increases dramatically after menopause. However, the role of hormone replacement therapy (HRT) in CHD prevention currently is unresolved. To better understand CHD in women, the precise mechanisms...

journal_title：American heart journal

authors： McCubbin JA,Helfer SG,Switzer FS 3rd,Price TM

更新日期：2002-04-01 00:00:00

abstract：:New postoperative electrocardiographic Q waves have been described in eight of 40 per cent of patients undergoing bypass grafting for coronary artery disease. Various theories have been proposed to explain these new Q waves. Correlations of new Q waves to vein bypass occlusion, prolonged pump time or aortic cross-clam...

journal_title：American heart journal

authors： Aintablian A,Hamby RI,Hoffman I,Weisz D,Voleti C,Wisoff BG

更新日期：1978-04-01 00:00:00

abstract：BACKGROUND:Aortopulmonary collaterals (APCs) are frequently observed before and after the Fontan procedure. However, the mechanism of the development of APCs is unknown. We hypothesized that one or several antiangiogenic and/or angiogenic growth factors might play a role in the development of APCs. METHODS:Eighty-five...

journal_title：American heart journal

authors： Mori Y,Shoji M,Nakanishi T,Fujii T,Nakazawa M

更新日期：2007-06-01 00:00:00

abstract：BACKGROUND:Assessment of left ventricular (LV) thrombosis risk after acute myocardial infarction (AMI) is important because of potential embolic sequelae that are reduced by oral anticoagulant agents. The goal of this study was to investigate whether early assessment of LV systolic and diastolic performance with pulsed...

journal_title：American heart journal

authors： Yilmaz R,Celik S,Baykan M,Orem C,Kasap H,Durmus I,Erdol C

更新日期：2004-12-01 00:00:00

abstract：BACKGROUND:The relationship of changes in weight to outcomes in patients after myocardial infarction (MI) is controversial. METHODS:From the ENRICHD trial data, we assessed weight change, and the associations of baseline weight and change at follow-up with outcomes and interactions between psychosocial factors. RESUL...

journal_title：American heart journal

authors： Lopez-Jimenez F,Wu CO,Tian X,O'Connor C,Rich MW,Burg MM,Sheps D,Raczynski J,Somers VK,Jaffe AS

更新日期：2008-03-01 00:00:00

abstract：:Coronary angiography of both right and left coronary arteries, using the Sones technique, was performed during the attack of total spastic obstruction in 11 patients with clinically documented history of variant angina. None of the patients had more than 70% stenosis of organic atherosclerosis in any coronary artery a...

journal_title：American heart journal

authors： Matsuda Y,Ogawa H,Moritani K,Matsuda M,Katayama K,Fujii T,Kohno M,Miura T,Kohtoku S,Kusukawa R

更新日期：1985-04-01 00:00:00

abstract：:The purpose of this study was to determine the effect of age on the in-hospital mortality of all 30,972 patients undergoing coronary artery bypass graft (CABG) surgery in New York in 1991 and 1992. Mortality rates were relatively low for patients 40-49, 50-59, and 60-64, 65-69, and 70-74 years old (1.10%, 1.65%, 2.17%...

journal_title：American heart journal

authors： Hannan EL,Burke J

更新日期：1994-12-01 00:00:00

abstract：:We investigated the relation between the angiographic collateral grade (Rentrop's classification) and the collateral flow velocity pattern in 43 patients with angina pectoris. Collateral flow velocity was measured with a Doppler guide wire during balloon occlusion in coronary angioplasty. Collateral flow was detected ...

journal_title：American heart journal

authors： Yamada T,Okamoto M,Sueda T,Hashimoto M,Kajiyama G

更新日期：1995-07-01 00:00:00

abstract：OBJECTIVE:To determine the effect of exercise training on cardiac autonomic modulation in normal older adults by using analysis of heart rate variability. SUBJECTS:The exercise group consisted of 7 men and 9 women aged 66 +/- 4 years. The comparison group consisted of 7 men and 9 women also aged 66 +/- 4 years. METHO...

journal_title：American heart journal

authors： Stein PK,Ehsani AA,Domitrovich PP,Kleiger RE,Rottman JN

更新日期：1999-09-01 00:00:00

abstract：BACKGROUND:All patients who present to an emergency department (ED) are triaged. The ED triage score may determine when patients are seen by a physician. Half of patients with acute myocardial infarction (AMI) were given a low priority score in Ontario in 2000/2001. We assessed the appropriateness of ED triage and its ...

journal_title：American heart journal

authors： Atzema CL,Schull MJ,Austin PC,Tu JV

更新日期：2011-09-01 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：:Several autoimmune diseases have been associated with increased frequencies of specific histocompatibility (HLA) antigens, particularly for the D (DR) locus, that may be linked to immune response genes. Rheumatic valvular heart disease (RHD) has been postulated to have autoimmune features, but HLA associations have no...

journal_title：American heart journal

authors： Anastasiou-Nana MI,Anderson JL,Carlquist JF,Nanas JN

更新日期：1986-11-01 00:00:00

abstract：:Blood platelets play essential roles in normal coagulation and in coronary atherosclerotic disease and its complications. Various antiplatelet therapies, including aspirin, ticlopidine, and dipyridamole, have been developed for use in patients with known coronary artery artery disease to prevent ischemic complications...

journal_title：American heart journal

authors： Frishman WH,Burns B,Atac B,Alturk N,Altajar B,Lerrick K

更新日期：1995-10-01 00:00:00

abstract：:This study sought to determine whether early treatment with angiotensin-converting enzyme (ACE) inhibitors in patients with acute myocardial infarction (AMI) is useful for the improvement of fibrinolytic function, as well as left ventricular function. This study was designed to examine the levels of plasma plasminogen...

journal_title：American heart journal

authors： Oshima S,Ogawa H,Mizuno Y,Yamashita S,Noda K,Saito T,Sumida H,Suefuji H,Kaikita K,Soejima H,Yasue H

更新日期：1997-11-01 00:00:00

abstract：:Head-up tilt provokes vasodepressor syncope in patients with this disorder but may also cause fainting in unaffected subjects. The aims of this study were to examine autonomic function and sequential changes in heart rate variability and plasma catecholamines during graded head-up tilt in patients with vasodepressor s...

journal_title：American heart journal

authors： Prinz-Zaiss M,Yeap AN,Moguilevski V,Trigg L,McGrath BP

更新日期：1997-02-01 00:00:00

abstract：BACKGROUND:Few studies have investigated the clinical advantages of surgical correction with the morphologic left ventricle (MLV) instead of the morphologic right ventricle as a systemic ventricle (SV) in patients with congenital heart disease. METHODS:Twenty-four healthy control subjects (group A1), 6 patients with i...

journal_title：American heart journal

authors： Ohuchi H,Hiraumi Y,Tasato H,Kuwahara A,Chado H,Toyohara K,Arakaki Y,Yagihara T,Kamiya T

更新日期：1999-06-01 00:00:00