Effects of lidocaine and quinidine on post-repolarization refractoriness after the basic and premature action potentials: consideration of aim of antiarrhythmic drug therapy.

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：:A new integrated method for quantitating temporal and spatial systolic wall motion heterogeneity was developed and applied in 15 normal subjects and 26 patients with previous myocardial infarction (MI). After frame by frame digitizing, right anterior oblique left cineventriculograms (LV) were analyzed with 90 spaced r...

journal_title：American heart journal

authors： Chen CG,Bonzel T,Just H,Seiffert G,Zeiher A,Kasper W,Wollschlaeger H

更新日期：1986-10-01 00:00:00

abstract：BACKGROUND:Little data exist to assist to help those organizing and managing heart failure (HF) disease management (DM) programs. We aimed to describe the intensity of outpatient HF care (clinic visits and telephone calls) and medical and nonpharmacological interventions in the outpatient setting. METHODS:This was a p...

journal_title：American heart journal

authors： Shah MR,Whellan DJ,Peterson ED,Nohria A,Hasselblad V,Xue Z,Bowers MT,O'Connor CM,Califf RM,Stevenson LW

更新日期：2008-04-01 00:00:00

abstract：:The relationship between myocardial sites with late activation during sinus rhythm and sites critical for the initiation and sustentation of reentrant ventricular tachycardia was systematically examined in the 4-day-old postinfarction canine heart. The critical sites for prevention of the initiation of reentry and for...

journal_title：American heart journal

authors： Assadi M,Restivo M,Gough WB,el-Sherif N

更新日期：1990-05-01 00:00:00

abstract：BACKGROUND:Patients with chronic kidney disease (CKD) experience poor outcomes after acute myocardial infarction (AMI). We sought to compare clinical characteristics of advanced CKD, dialysis, and non-CKD patients hospitalized with AMI. METHODS:This observational study used record-linked data from the US Renal Data Sy...

journal_title：American heart journal

authors： Shroff GR,Frederick PD,Herzog CA

更新日期：2012-03-01 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：BACKGROUND:A strategy using coronary artery calcium (CAC) screening to refine coronary heart disease risk assessment in moderately high risk (MHR) subjects (10-year risk 10%-20%) has been suggested. The potential impact of this strategy is unknown. METHODS:Coronary artery calcium screening strategies focused on MHR su...

journal_title：American heart journal

authors： Patel MJ,de Lemos JA,McGuire DK,See R,Lindsey JB,Murphy SA,Grundy SM,Khera A

更新日期：2009-06-01 00:00:00

abstract：:Echocardiography was performed on 26 patients with prosthetic Björk-Shiley aortic valves (BSAV). Technically satisfactory records were obtained in 22 patients. The systolic displacement of the valve disc varied from 1 to 1.8 cm. (mean, 1.4 cm.). Six patients developed valve dysfunction. Two patients had complete absen...

journal_title：American heart journal

authors： Chandraratna PA,Lopez JM,Hildner FJ,Samet P,Ben-Zvi J

更新日期：1976-03-01 00:00:00

abstract：:Clinically available automatic implantable defibrillators use a monophasic truncated exponential waveform shock; after delivery the charge remaining on the device's capacitors is "dumped" internally and wasted. The efficacy of a monophasic and biphasic truncated exponential defibrillation waveform produced by a single...

journal_title：American heart journal

authors： Fain ES,Sweeney MB,Franz MR

更新日期：1989-02-01 00:00:00

abstract：BACKGROUND:The purpose of our study was to evaluate the implementation of guidelines for the treatment of cardiogenic shock (CS) complicating the acute coronary syndromes (ACS). METHODS AND RESULTS:Of the 10 136 patients in the Euro-Heart-Survey-ACS with complete data, CS occurred in 549 (5.4%), of whom 28.6% had CS u...

journal_title：American heart journal

authors： Iakobishvili Z,Behar S,Boyko V,Battler A,Hasdai D

更新日期：2005-01-01 00:00:00

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：BACKGROUND:Dilated and hypertrophic cardiomyopathies are primary myocardial diseases that cause considerable morbidity and mortality. Although these cardiomyopathies are clinically heterogeneous, genetic factors play an important role in their etiology and pathogenesis. The defects in the cardiac actin (ACTC) gene can ...

journal_title：American heart journal

authors： Kärkkäinen S,Peuhkurinen K,Jääskeläinen P,Miettinen R,Kärkkäinen P,Kuusisto J,Laakso M

更新日期：2002-06-01 00:00:00

abstract：BACKGROUND:The nested case-control study is an efficient epidemiological design whereby a case-control approach is employed within an established cohort. The large number of recent prospective studies and randomized trials conducted in cardiology provide cohorts within which the nested case-control approach is increasi...

journal_title：American heart journal

authors： Essebag V,Genest J Jr,Suissa S,Pilote L

更新日期：2003-10-01 00:00:00

abstract：BACKGROUND:The potential exists for microcirculatory impairment during rotational coronary atherectomy (RA) due to embolization of plaque debris, platelet aggregation, or vasospasm. This prospective randomized pilot study aimed to confirm favorable effects of nicorandil during RA compared with verapamil. METHODS:We ra...

journal_title：American heart journal

authors： Matsuo H,Watanabe S,Watanabe T,Warita S,Kojima T,Hirose T,Iwama M,Ono K,Takahashi H,Segawa T,Minatoguchi S,Fujiwara H

更新日期：2007-11-01 00:00:00

abstract：BACKGROUND:Performing preoperative coronary angiography (CA) before surgical repair of a type A acute aortic dissection (TA-AAD) remains controversial. Although the information provided by CA may be useful in planning the surgical approach, the potential delay to surgery and complications of CA may confer added risk of...

journal_title：American heart journal

authors： Ramanath VS,Eagle KA,Nienaber CA,Isselbacher EM,Froehlich JB,Montgomery DG,Cooper JV,Gu X,Evangelista A,Voehringer M,Beckman J,Myrmel T,Pape L,Pyeritz RE,Hirsch AT,Gilon D,Bossone E

更新日期：2011-04-01 00:00:00

abstract：:Acute ventricular septal rupture in the setting of acute myocardial infarction continues to present clinicians with a difficult therapeutic dilemma. The role of surgical intervention and its timing remains unresolved. A collaborative study from three institutions was undertaken to examine various clinical outcomes in ...

journal_title：American heart journal

authors： Held AC,Cole PL,Lipton B,Gore JM,Antman EM,Hockman JS,Corrao J,Goldberg RJ,Alpert JS

更新日期：1988-11-01 00:00:00

abstract：BACKGROUND:Our purpose was to study the effects of atrial natriuretic peptide (ANP) on cardiorenal functions when it is used to manage patients with heart failure who are receiving an angiotensin-converting enzyme inhibitor (ACEi) or in acute saline solution loading. METHODS:Seventeen patients with mild to moderate he...

journal_title：American heart journal

authors： Tomiyama H,Watanabe G,Abe M,Okazaki R,Yoshida H,Doba N

更新日期：2001-03-01 00:00:00

abstract：BACKGROUND:Chronic kidney disease (CKD) is associated with an adverse prognosis in patients with coronary heart disease. Cardiac rehabilitation (CR) improves morbidity and mortality among patients with coronary heart disease, but its impact on patients with concomitant CKD has not been described. METHODS:We compared b...

journal_title：American heart journal

authors： Venkataraman R,Sanderson B,Bittner V

更新日期：2005-12-01 00:00:00

abstract：BACKGROUND:Chest pain in the absence of obstructive coronary artery disease (CAD) is common in women; it is frequently associated with debilitating symptoms and repeated evaluations and may be caused by coronary microvascular dysfunction. However, the prevalence and determinants of microvascular dysfunction in these wo...

journal_title：American heart journal

authors： Reis SE,Holubkov R,Conrad Smith AJ,Kelsey SF,Sharaf BL,Reichek N,Rogers WJ,Merz CN,Sopko G,Pepine CJ,WISE Investigators.

更新日期：2001-05-01 00:00:00

abstract：:We evaluated electrocardiographically the acute effect of captopril in the initial treatment of malignant or severe hypertension and the findings were compared with the data obtained with diazoxide. The captopril group included seven patients treated with captopril or with a combination of diuretics. The diazoxide gro...

journal_title：American heart journal

authors： Abe I,Kawasaki T,Kawazoe N,Omae T

更新日期：1983-09-01 00:00:00

abstract：BACKGROUND:Carvedilol therapy during congestive heart failure demonstrated a good efficacy in mortality rate reduction and in improvement of left ventricular (LV) systolic performance. However, currently there is not any finding about the drug's effect on diastolic filling. The aim of this study was to evaluate the eff...

journal_title：American heart journal

authors： Palazzuoli A,Carrera A,Calabria P,Puccetti L,Pastrorelli M,Pasqui AL,Auteri A,Bruni F

更新日期：2004-01-01 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：:The extent and time course of recovery of left ventricular function were investigated in 29 patients with no previous symptoms who had acute nonischemic congestive cardiomyopathy and left ventricular ejection fraction of 0.22 +/- 0.07. Improvement in left ventricular ejection fraction by at least 0.05 was observed in ...

journal_title：American heart journal

authors： Cross AM Jr,Steenbergen C,Higginbotham MB

更新日期：1995-01-01 00:00:00

abstract：:The American Cancer Society's prospective study of 1 million Americans was analyzed to determine whether coronary heart disease (CHD) mortality rates by cigarette smoking in blacks differed from those in whites. More than 22,000 blacks were followed up for nearly 200,000 person-years in the 12-year study, 1960-1972. A...

journal_title：American heart journal

authors： Garfinkel L

更新日期：1984-09-01 00:00:00

abstract：:The antihypertensive effects of the renin inhibitor enalkiren were compared with those of the angiotensin-converting enzyme inhibitor enalaprilat in 17 hypertensive patients (14 white, 3 black; mean age 57 years), whose renin systems had been stimulated by diuretic pretreatment. Patients were studied on 3 separate in-...

journal_title：American heart journal

authors： Neutel JM,Luther RR,Boger RS,Weber MA

更新日期：1991-10-01 00:00:00

abstract：:We studied 56 right ventricular papillary muscles isolated from cats to determine whether the direct mechanical effects of contrast media are due to their pharmacologic action or to the hyperosmolality caused by them. A 10% solution of Renografin-76 abruptly decreased force 22% below control, then slowly increased it ...

journal_title：American heart journal

authors： Chuck LH,Refsum H,Rouleau JL,Mathey D,Sievers RE,Parmley WW

更新日期：1984-07-01 00:00:00

abstract：BACKGROUND:The major structural characteristic of congestive heart failure is myocardial cell death. The aim of our study was to determine whether the level of cardiac troponin T, a protein specific for cardiac necrosis, was increased in patients with congestive heart failure. METHODS AND RESULTS:Plasma samples were o...

journal_title：American heart journal

authors： Missov E,Mair J

更新日期：1999-07-01 00:00:00

abstract：:The clinical spectrum and outcome of 119 patients with acute non-Q wave myocardial infarction (NQMI) were studied, in comparison with those of 354 patients with acute Q wave myocardial infarction (QMI). The patients with NQMI had a significantly higher incidence of preinfarction angina (73% vs 63%), previous myocardia...

journal_title：American heart journal

authors： Ogawa H,Hiramori K,Haze K,Saito M,Sumiyoshi T,Fukami K,Goto Y,Ikeda M

更新日期：1986-03-01 00:00:00

abstract：:The expansion of antiarrhythmic therapy beyond pharmacologic agents to include surgery, devices, and ablation procedures, plus the reaffirmation by the Cardiac Arrhythmia Suppression Trial (CAST) of the need for concurrent placebo-controlled trials to establish a mortality benefit, have resulted in the need to conside...

journal_title：American heart journal

authors： Myerburg RJ,Kessler KM,Chakko S,Cox MM,Fernandez P,Interian A Jr,Castellanos A

更新日期：1994-04-01 00:00:00

abstract：:The effect of participation in cardiac rehabilitation on medical costs was determined by measuring hospitalization charges for cardiac admissions over a 3-year period in 580 post-coronary event patients (58% after coronary bypass surgery, 42% after myocardial infarction), of whom 230 entered a cardiac rehabilitation p...

journal_title：American heart journal

authors： Ades PA,Huang D,Weaver SO

更新日期：1992-04-01 00:00:00