Safety of radiofrequency catheter ablation of accessory atrioventricular pathways.

abstract：:We studied the diagnostic value of exercise electrocardiographic (ECG) testing in 191 patients who were completely asymptomatic 6 months after a successful percutaneous transluminal coronary angioplasty procedure. With > 70%- and > 50%-diameter stenosis at follow-up as restenosis criteria, the sensitivities of exercis...

journal_title：American heart journal

authors： Desmet W,De Scheerder I,Piessens J

更新日期：1995-03-01 00:00:00

abstract：:To determine whether the first postpacing interval after entrainment was affected by recording and pacing sites, overdrive atrial pacing was undertaken in 13 episodes of atrial flutter with a mean flutter cycle length (FCL) of 140 +/- 8 msec induced in seven dogs. Atrial flutter was induced by means of an anatomic obs...

journal_title：American heart journal

authors： Inoue H,Toda I,Saihara S,Sugimoto T

更新日期：1989-09-01 00:00:00

abstract：:The QRS complex and ST segment in the ECGs of 80 patients who died of an acute myocardial infarction (MI) were studied in relation to the extent of the MI (subendocardial vs. transmural). Changes in the QRS complex developed in nine out of the 15 cases with an acute subendocardial MI. Five of these cases fulfilled the...

journal_title：American heart journal

authors： Raunio H,Rissanen V,Romppanen T,Jokinen Y,Rehnberg S,Helin M,Pyörälä K

更新日期：1979-08-01 00:00:00

abstract：:In a demographic study, the black Ohio residents were characterized by those born in Ohio and those born in other regions of the United States, and comparisons were made of rates for all deaths (1960-1967) for coronary heart disease (420), endocarditis and myocardial degeneration (421-422), hypertensive cardiovascular...

journal_title：American heart journal

authors： Mancuso TF,Redmond CK

更新日期：1975-09-01 00:00:00

abstract：:Despite the well-proven benefits of cardiac rehabilitation and exercise training, no data are available on the benefits of this therapy in patients with preserved baseline exercise capacity. Therefore we assessed data before and after phase II cardiac rehabilitation and exercise programs at two large teaching institut...

journal_title：American heart journal

authors： Lavie CJ,Milani RV

更新日期：1994-12-01 00:00:00

abstract：BACKGROUND:Few data are available on the temporal patterns of health resource utilization (HRU) and expenditures around paroxysmal supraventricular tachycardia (PSVT) diagnosis. This study assessed the longitudinal trends in HRU and expenditures in the 3 years preceding and subsequent to PSVT diagnosis. METHODS:Adult ...

journal_title：American heart journal

authors： Chew DS,Sacks NC,Emden MR,Preib MT,Cyr PL,Wood D,Pokorney SD

更新日期：2021-01-15 00:00:00

abstract：BACKGROUND:In animal models, physical activity (PA) prevents cardiac myocyte cell death. Data for PA mitigating myocyte injury in humans are limited to observational studies. Using a randomized controlled trial design, we sought to determine if introducing moderate PA to previously sedentary older adults could reduce t...

journal_title：American heart journal

authors： deFilippi CR,de Lemos JA,Newman AB,Guralnik JM,Christenson RH,Pahor M,Church T,Espeland M,Krithevsky SB,Stafford R,Seliger SL,LIFE Study Group.

更新日期：2016-09-01 00:00:00

abstract：:Tolerance to prolonged nitroglycerin (NTG) may be due to drug-induced intravascular expansion. To test the hypothesis that concomitant diuretics may reduce volume expansions and thus prevent NTG tolerance, we studied 23 healthy volunteers randomized to hydrochlorthiazide or placebo before and during 74-hour continuous...

journal_title：American heart journal

authors： Mohanty N,Wasserman AG,Walker P,Katz RJ

更新日期：1995-09-01 00:00:00

abstract：:Adequate hydration is recommended for acute ST-elevation myocardial infarction (STEMI) patients undergoing primary percutaneous coronary intervention (PCI) to prevent contrast-induced nephropathy (CIN). However, the optimal hydration regimen has not been well established in these high-risk patients. The objective of t...

journal_title：American heart journal

authors： Liu Y,Chen JY,Huo Y,Ge JB,Xian Y,Duan CY,Chen SQ,Jiang W,Chen PY,Tan N,RESCIND group.

更新日期：2016-02-01 00:00:00

abstract：BACKGROUND:The impact of race and sex on clinical outcomes after percutaneous coronary interventions remains incompletely understood. Specific data on patient demographics, lesion characteristics, and outcomes of black versus white patients are poorly described. To further evaluate these issues, we analyzed the New App...

journal_title：American heart journal

authors： Marks DS,Mensah GA,Kennard ED,Detre K,Holmes DR Jr

更新日期：2000-07-01 00:00:00

abstract：BACKGROUND:Epidemiologic studies suggest that inhibition of renin-angiotensin system with angiotensin-converting enzyme inhibitors and angiotensin receptor blockers may prevent development of atrial fibrillation (AF). OBJECTIVE:The objective of the study was to assess if there is significant indication for using angio...

journal_title：American heart journal

authors： Anand K,Mooss AN,Hee TT,Mohiuddin SM

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND:Invasive coronary angiography (ICA) alone fails to accurately select patients with intermediate stenoses who should be treated by percutaneous coronary intervention (PCI). Previous studies have demonstrated the usefulness of fractional flow reserve (FFR) for identifying patients in whom deferring an intended...

journal_title：American heart journal

authors： Rieber J,Jung P,Koenig A,Schiele T,Shapiro M,Hoffmann U,Klauss V

更新日期：2007-03-01 00:00:00

abstract：:Atrial fibrillation is a common disease of the elderly, conferring considerable morbidity and mortality related to cardiovascular effects and thromboembolic risks. Anticoagulation, antiarrhythmic medications, and rate control are the cornerstone of contemporary management, whereas ablation and evolving surgical techni...

journal_title：American heart journal

authors： Hui DS,Morley JE,Mikolajczak PC,Lee R

更新日期：2015-04-01 00:00:00

abstract：BACKGROUND:Diabetes is associated with a high rate of events after acute coronary syndrome and percutaneous coronary intervention despite aspirin treatment. Once daily aspirin might not provide 24-hour stable biological efficacy in patients with diabetes. We compared the biological efficacy of the same daily dose of as...

journal_title：American heart journal

authors： Dillinger JG,Drissa A,Sideris G,Bal dit Sollier C,Voicu S,Manzo Silberman S,Logeart D,Drouet L,Henry P

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND:Several non-vitamin K antagonist oral anticoagulant (NOAC) alternatives to warfarin are available for stroke prevention in atrial fibrillation (AF). We aimed to describe the factors associated with selection of NOACs versus warfarin in patients with new onset AF. METHODS:The ORBIT-AF II study is a national,...

journal_title：American heart journal

authors： Steinberg BA,Shrader P,Thomas L,Ansell J,Fonarow GC,Gersh BJ,Hylek E,Kowey PR,Mahaffey KW,O'Brien EC,Singer DE,Peterson ED,Piccini JP,Outcomes Registry for Better Informed Treatment of Atrial Fibrillation (ORBIT-AF) Investigato

更新日期：2017-07-01 00:00:00

abstract：:Metoprolol or placebo was gradually withdrawn during 1 week in 115 patients participating in a 3-year, double-blind, postinfarction study. During the first month after withdrawal mental symptoms and increased cardiac symptoms occurred significantly more frequently in the metoprolol group. Disabling symptoms requiring ...

journal_title：American heart journal

authors： Olsson G,Hjemdahl P,Rehnqvist N

更新日期：1984-09-01 00:00:00

abstract：:The purpose of this study was to delineate the clinical, ECG, and angiographic features of a large series of consecutive patients with angina at rest. Transient ST segment elevation during pain was observed in 219 patients (group I), while 220 patients showed ST segment depression during pain (group II). Group II pati...

journal_title：American heart journal

authors： de Servi S,Ghio S,Ferrario M,Ardissino D,Angoli L,Mussini A,Bramucci E,Salerno J,Viganò M,Montemartini C

更新日期：1986-01-01 00:00:00

abstract：OBJECTIVE:Racial differences in cardiovascular mortality among women remain largely unexplained. Preliminary data suggest that African American and Caucasian differences in endothelial function may parallel differential cardiovascular disease (CVD) risk in women. To further study differences in endothelial function bet...

journal_title：American heart journal

authors： Loehr LR,Espeland MA,Sutton-Tyrrell K,Burke GL,Crouse JR 3rd,Herrington DM

更新日期：2004-10-01 00:00:00

abstract：BACKGROUND:Aging represents the most powerful risk for the development of atherosclerosis and atherosclerotic thromboembolic complications. Yet, the mechanism by which aging affects the arterial wall and its deterioration has remained essentially uncharacterized. FINDINGS:Chronic injuries to the arterial wall contribu...

journal_title：American heart journal

authors： Goldschmidt-Clermont PJ

更新日期：2003-10-01 00:00:00

abstract：BACKGROUND:The follow-up of patients with mitral and tricuspid regurgitation is important for their clinical treatment. We aimed to evaluate the reproducibility of the flow convergence method in mitral and tricuspid regurgitation. METHODS:The proximal flow convergence region was imaged with color Doppler ultrasound sc...

journal_title：American heart journal

authors： Grossmann G,Hoffmeister A,Imhof A,Giesler M,Hombach V,Spiess J

更新日期：2004-04-01 00:00:00

abstract：:Fifty adult men with mild to moderate hypertension were recruited to participate in a double-blind crossover study. Each subject received 14 days of drug treatment and 14 days of placebo treatment (random order). Half the subjects were assigned to a metoprolol (150 mg/day) vs placebo treatment regimen and half to an a...

journal_title：American heart journal

authors： Streufert S,DePadova A,McGlynn T,Pogash R,Piasecki M

更新日期：1988-07-01 00:00:00

abstract：BACKGROUND:Physician adherence to guidelines is often poor, but the reasons have not been completely studied. We investigated whether physician adherence to guidelines for percutaneous transluminal coronary angioplasty (PTCA) and coronary artery bypass grafting (CABG) varied by source, development methods, or the exten...

journal_title：American heart journal

authors： Leape LL,Weissman JS,Schneider EC,Piana RN,Gatsonis C,Epstein AM

更新日期：2003-01-01 00:00:00

abstract：:T-lymphocyte levels may adversely affect the clinical course and outcome of patients with acute myocardial infarction (AMI). To characterize the T-lymphocyte profile during AMI and to explore whether these cells play a detrimental role in the extent of myocardial insult, levels of T-lymphocyte subpopulations, free sol...

journal_title：American heart journal

authors： Blum A,Sclarovsky S,Rehavia E,Shohat B

更新日期：1994-05-01 00:00:00

abstract：:The effectiveness of postextrasystolic potentiation (PESP) was assessed to detect residual function of the left ventricle in seven patients with idiopathic dilated cardiomyopathy (IDC). The postextrasystolic changes in the aortic pressure pulse, global left ventricular function, and quantitative regional left ventricu...

journal_title：American heart journal

authors： Yamazoe M

更新日期：1987-06-01 00:00:00

abstract：BACKGROUND:Plasma levels of brain natriuretic peptide (BNP) are increased in patients with left heart failure. In patients with severe pulmonary embolism (PE), primary right ventricular (RV) dysfunction is frequent. Little is known about BNP secretion in acute RV failure. METHODS:We prospectively studied 50 consecutiv...

journal_title：American heart journal

authors： Krüger S,Graf J,Merx MW,Koch KC,Kunz D,Hanrath P,Janssens U

更新日期：2004-01-01 00:00:00

abstract：BACKGROUND:We aimed to characterize the clinical and pathologic findings of aortic dissection (AD) over a nearly 60-year period. METHODS:The Jesse E. Edwards Registry of Cardiovascular Disease database was queried for cardiac specimens from autopsies with AD as a diagnosis and compared 2 cohorts: early (1956-1992) and...

journal_title：American heart journal

authors： Huynh N,Thordsen S,Thomas T,Mackey-Bojack SM,Duncanson ER,Nwuado D,Garberich RF,Harris KM

更新日期：2019-03-01 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：BACKGROUND:Many US studies have documented an association between operator volume and outcomes after percutaneous coronary intervention (PCI). No study has assessed whether this relationship exists in Canada, where PCI is performed only at a limited number of regional centers and operator volumes are higher. METHODS:A...

journal_title：American heart journal

authors： Cantor WJ,Hall R,Tu JV

更新日期：2006-04-01 00:00:00

abstract：:To better characterize the cardiac structural and functional changes that are associated with aging, Doppler-echocardiography was performed on 23 young (mean age, 25 years) and 30 old (mean age, 70 years) healthy normotensive subjects. Left ventricular cavity dimensions and wall thickness were determined and left vent...

journal_title：American heart journal

authors： Pearson AC,Gudipati CV,Labovitz AJ

更新日期：1991-03-01 00:00:00

abstract：:Externally recorded STI were compared with invasively determined EF in 10 normal subjects and 86 patients with various forms of chronic heart disease. From phono-, apex-, and electrocardiograms and carotid pulse tracings, recorded without rigidly controlled conditions (postabsorptive state, fixed time of day, exclusio...

journal_title：American heart journal

authors： Sutton R,Hodd WP Jr,Koch GG

更新日期：1977-03-01 00:00:00