Beta-adrenergic blockade by nadolol in control of ventricular tachyarrhythmias.

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：:Currently available internal cardiac defibrillators use a uniphasic, truncated exponential waveform morphology of about 6 msec in duration at an energy level of 23 to 33 joules. To determine if improved defibrillation could be achieved with a different waveform morphology, we implanted 4.5 cm2 titanium patches to the ...

journal_title：American heart journal

authors： Flaker GC,Schuder JC,McDaniel WC,Stoeckle H,Dbeis M

更新日期：1989-08-01 00:00:00

abstract：:Patients with intractable heart failure (New York Heart Association [NYHA] class III and IV) who were receiving maximal conventional treatment were enrolled in an outpatient program that included inotropic infusions, intensive patient education, and close follow-up. The effects of this approach to therapy were evaluat...

journal_title：American heart journal

authors： Marius-Nunez AL,Heaney L,Fernandez RN,Clark WA,Ranganini A,Silber E,Denes P

更新日期：1996-10-01 00:00:00

abstract：BACKGROUND:Pacing leads with a small electrode surface for high-impedance stimulation have been shown to prolong pacemaker longevity, but no sufficient data is available on the safety and feasibility of a defibrillation lead with this novel design. METHODS:We evaluated the clinical performance of a tined, steroid-elut...

journal_title：American heart journal

authors： Vollmann D,Ahern T,Gerritse B,Canby RC,Zenker D,Binner L,Kimber SK,Unterberg C,Worldwide Medtronic Model 6944 Investigators.

更新日期：2003-12-01 00:00:00

abstract：:Angiographic evidence of coronary dissection after angioplasty is found in 25% to 30% of cases. Although patients are usually asymptomatic, in a small percentage angioplasty-induced coronary dissection results in luminal impairment and ischemic complications. The present study was undertaken to identify factors respon...

journal_title：American heart journal

authors： Sharma SK,Israel DH,Kamean JL,Bodian CA,Ambrose JA

更新日期：1993-07-01 00:00:00

abstract：BACKGROUND:Although prior studies have demonstrated disparities in the management and outcomes of women with acute coronary syndrome (ACS), there are limited large-scale contemporary data on gender differences in post-intervention outcomes in this population. METHODS:We analyzed patients according to 2 ACS categories,...

journal_title：American heart journal

authors： Akhter N,Milford-Beland S,Roe MT,Piana RN,Kao J,Shroff A

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND:The Amplatzer septal occluder (ASO) allows the percutaneous closure of small to very large atrial septal defects (ASDs). The CardioSEAL/STARflex (CS/SF) can be used only for closure of small to moderate ASDs (stretch size up to 18 mm). These 2 devices are widely used in clinical practice. Therefore, a compar...

journal_title：American heart journal

authors： Butera G,Carminati M,Chessa M,Delogu A,Drago M,Piazza L,Giamberti A,Frigiola A

更新日期：2004-09-01 00:00:00

abstract：:The objectives of this study were to assess current practice patterns in pharmacotherapy for congestive heart failure at an academic medical center and to analyze temporal trends in management of congestive heart failure from 1990 to 1995. Records of all patients discharged from the hospital in 1990 or 1995 with a pri...

journal_title：American heart journal

authors： Rich MW,Brooks K,Luther P

更新日期：1998-03-01 00:00:00

abstract：BACKGROUND:Despite significant attention to resuscitation care by hospitals, national data on trends in the incidence and survival of patients with inhospital cardiac arrest (IHCA) are limited. OBJECTIVE:To determine trends and hospital-level variation in the incidence and outcomes associated with IHCA. In exploratory...

journal_title：American heart journal

authors： Bradley SM,Kaboli P,Kamphuis LA,Chan PS,Iwashyna TJ,Nallamothu BK

更新日期：2017-11-01 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：:We evaluated the use of simple balloon overinflation to induce neointimal hyperplasia in a porcine model of coronary artery restenosis. By using standard percutaneous transluminal coronary angioplasty techniques, left anterior descending (LAD) and/or left circumflex (LCX) coronary arteries of either juvenile feeder pi...

journal_title：American heart journal

authors： Humphrey WR,Simmons CA,Toombs CF,Shebuski RJ

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND:Familial hypertrophic cardiomyopathy (HCM) is a clinically and genetically heterogeneous disease of the sarcomere. Molecular genetic studies have shown that familial HCM involves mutations in 8 different genes that encode proteins of the myofibrillar apparatus. METHODS:We thoroughly searched these genes to ...

journal_title：American heart journal

authors： Lee W,Hwang TH,Kimura A,Park SW,Satoh M,Nishi H,Harada H,Toyama J,Park JE

更新日期：2001-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Carcinoid syndrome may involve right carcinoid heart disease (CHD), secondary to the release of vasoactive substances. Left CHD is rare, as the inactivation of serotonin by the lung protects the left heart. We attempted to evaluate the prevalence of CHD and patent foramen ovale (PFO) with seria...

journal_title：American heart journal

authors： Mansencal N,Mitry E,Forissier JF,Martin F,Redheuil A,Lepère C,Farcot JC,Joseph T,Lacombe P,Rougier P,Dubourg O

更新日期：2006-05-01 00:00:00

abstract：:In a study of GTN absorption during exercise and high ambient temperature, 12 healthy volunteers carried 10 mg glyceryl trinitrate (GTN, nitroglycerin) transdermal patches for 6 hours during each of 3 days. During a control day the mean plasma GTN concentration ranged from 1.0 nmol/L (SD +/- 0.8 nmol/L) to 1.5 nmol/L ...

journal_title：American heart journal

authors： Barkve TF,Langseth-Manrique K,Bredesen JE,Gjesdal K

更新日期：1986-09-01 00:00:00

abstract：:Abnormal interventricular septal motion is a frequent finding after cardiac surgery. However, the time course and underlying mechanisms are not well understood. Nineteen patients, mean age 54 years (range 20 to 82 years), were studied with intraoperative transesophageal echocardiography at five specific times: with th...

journal_title：American heart journal

authors： Wranne B,Pinto FJ,Siegel LC,Miller DC,Schnittger I

更新日期：1993-07-01 00:00:00

abstract：BACKGROUND:Recently, long (> or =20 mm) coronary stents were introduced for clinical use. They are intended as an alternative to multiple conventional stents to treat extensive dissections or suboptimal results of long lesions after balloon angioplasty. METHODS:In a total of 113 such consecutive vessels in 107 patient...

journal_title：American heart journal

authors： De Scheerder IK,Wang K,Kostopoulos K,Dens J,Desmet W,Piessens JH

更新日期：1998-08-01 00:00:00

abstract：:It has been suggested that the myocardium is able to recruit endogenous protective mechanisms in response to repeated ischemia and reperfusion. We set out to study whether this is manifested in patients with coronary artery disease in the form of fewer signs of myocardial ischemia during the second of two successive e...

journal_title：American heart journal

authors： Ylitalo K,Jama L,Raatikainen P,Peuhkurinen K

更新日期：1996-04-01 00:00:00

abstract：:A new agent for use in contrast echocardiography that is capable of passing through the pulmonary circulation and opacifying the left ventricular cavity after intravenous injection was evaluated in a canine model. Air-filled albumin microbubbles were produced by sonication. A Coulter counter was used to size and count...

journal_title：American heart journal

authors： Keller MW,Feinstein SB,Watson DD

更新日期：1987-09-01 00:00:00

abstract：BACKGROUND:Heparin is ubiquitously used in cardiac catheterization but predisposes to the development of heparin-induced thrombocytopenia. The objective was to examine prospectively the prevalence of anti-platelet factor 4 (PF4)/heparin antibodies and heparin-induced thrombocytopenia in the population undergoing cardia...

journal_title：American heart journal

authors： Foo SY,Everett BM,Yeh RW,Criss D,Laposata M,Van Cott EM,Jang IK

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND:Multidisciplinary disease management programs (MDMP) have demonstrated reduced hospitalizations in motivated pretransplant heart failure populations, but little is known about their effectiveness in largely indigent patients who are not transplant candidates. METHODS AND RESULTS:We studied 35 patients with ...

journal_title：American heart journal

authors： O'Connell AM,Crawford MH,Abrams J

更新日期：2001-02-01 00:00:00

abstract：:To evaluate the potential for hyperbaric oxygen (HBO) to produce transient improvement in function in areas of myocardium ischemic at rest (hibernating myocardium), 24 patients were studied within 1 week of acute myocardial infarction. Results were compared with single-photon emission computed tomography (SPECT) thall...

journal_title：American heart journal

authors： Swift PC,Turner JH,Oxer HF,O'Shea JP,Lane GK,Woollard KV

更新日期：1992-11-01 00:00:00

abstract：BACKGROUND:Renal function significantly impacts morbidity and mortality after a percutaneous coronary intervention. Platelet glycoprotein (GP) IIb/IIIa inhibitors reduce ischemic complications during percutaneous coronary intervention; little is known of whether their safety and efficacy are influenced by renal functio...

journal_title：American heart journal

authors： Berger PB,Best PJ,Topol EJ,White J,DiBattiste PM,Chan AW,Kristensen SD,Herrmann HC,Moliterno DJ

更新日期：2005-05-01 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：OBJECTIVE:We perform a systematic review to discern if ST resolution achieved via percutaneous coronary intervention (PCI) has a different meaning to that achieved via fibrinolysis. BACKGROUND:Resolution of ST-segment elevation in acute myocardial infarction has been widely used as a surrogate for treatment success. A...

journal_title：American heart journal

authors： Wong CK,de la Barra SL,Herbison P

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:Peroxisome proliferator-activated receptors (PPARs) regulate transcription of genes involved in glucose uptake, lipid metabolism, and inflammation. Aleglitazar is a potent dual PPAR agonist with insulin-sensitizing and glucose-lowering actions and favorable effects on lipid profiles and biomarkers of cardiov...

journal_title：American heart journal

authors： Lincoff AM,Tardif JC,Neal B,Nicholls SJ,Rydén L,Schwartz GG,Malmberg K,Buse JB,Henry RR,Wedel H,Weichert A,Cannata R,Grobbee DE

更新日期：2013-09-01 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：:Myocarditis Disease Unit (MDU) is a functional multidisciplinary network designed to offer multidisciplinary assistance to patients with myocarditis. More than 300 patients coming from the whole Country are currently followed up at a specialized multidisciplinary outpatient clinic. Following the pandemic outbreak of t...

journal_title：American heart journal

authors： Peretto G,De Luca G,Campochiaro C,Palmisano A,Busnardo E,Sartorelli S,Barzaghi F,Cicalese MP,Esposito A,Sala S

更新日期：2020-11-01 00:00:00

abstract：:A large series of 306 patients with ischemic heart disease was studied with automated systolic time intervals and left ventricular ejection fraction as determined by the angiocardiographic method. It was found the pre-ejection period, left ventricular ejection time, delta values, and PEP/LVET ratio all were related to...

journal_title：American heart journal

authors： Swatzell RH Jr,Bancroft WH Jr,Baldone JC Jr,Tucker MS

更新日期：1977-04-01 00:00:00

abstract：:To investigate the significance and mechanism of dilatation of the left ventricular cavity on dipyridamole thallium-201 imaging, we performed both dipyridamole thallium-201 imaging and dipyridamole radionuclide angiography on 83 patients with known angiograms. The dipyridamole/delayed ratio of the left ventricular dim...

journal_title：American heart journal

authors： Takeishi Y,Tono-oka I,Ikeda K,Komatani A,Tsuiki K,Yasui S

更新日期：1991-02-01 00:00:00

abstract：:Digoxin intoxication has been reported to be a common adverse drug reaction with an in-hospital incidence of 6% to 23% and an associated mortality rate as high as 41%. A retrospective review was conducted to assess the accuracy of diagnosis, the morbidity and mortality of digoxin intoxication, and its incidence in hos...

journal_title：American heart journal

authors： Mahdyoon H,Battilana G,Rosman H,Goldstein S,Gheorghiade M

更新日期：1990-11-01 00:00:00