Effects of intra-aortic balloon counterpulsation on coronary pressure in patients with stenotic coronary arteries.

abstract：:Sixty-nine patients receiving atrioventricular sequential (DVI) pacemakers are compared to 67 patients receiving ventricular demand (VVI) pacemakers for control of the symptoms of sinus node dysfunction. The populations were similar with comparable preparing incidences of each assayed symptom and number of symptoms pe...

journal_title：American heart journal

authors： Stone JM,Bhakta RD,Lutgen J

更新日期：1982-12-01 00:00:00

abstract：:Few studies have examined metabolic consequences of coronary occlusion and reperfusion using phosphorus31 nuclear magnetic resonance (31P-NMR) in an intact animal model. Accordingly, we developed a model to study serial changes in myocardial metabolism in the intact open-chest rabbit. Ten animals underwent 20 +/- 2 mi...

journal_title：American heart journal

authors： Kavanaugh KM,Aisen AM,Fechner KP,Chenevert TL,Dunham WR,Buda AJ

更新日期：1989-01-01 00:00:00

abstract：:A case of tricuspid atresia with unusual echocardiographic findings is presented. The echocardiogram was successful in defining great artery interrelationships, ventricular looping, and cavity sizes. An echo pattern resembling the motion of a small tricuspid valve was observed; this was proven to be spurious at cathet...

journal_title：American heart journal

authors： Silverman NH,Payot M,Stanger P

更新日期：1978-06-01 00:00:00

abstract：:The purpose of this study was to determine whether myocardium salvaged by reperfusion following coronary occlusion could respond to inotropic stimulation by dopamine. Mongrel dogs underwent a 2-hour occlusion of the proximal left anterior descending coronary artery, followed by reperfusion for 5 or 28 hours. Dopamine ...

journal_title：American heart journal

authors： Ellis SG,Wynne J,Braunwald E,Henschke CI,Sandor T,Kloner RA

更新日期：1984-01-01 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:Systemic markers of inflammation increase after percutaneous coronary intervention (PCI). The rise in inflammatory markers after PCI is frequently attributed to the inflammatory stimulus associated with coronary artery injury during balloon inflation and coronary stent implantation. The aim of this study was...

journal_title：American heart journal

authors： Goldberg A,Zinder O,Zdorovyak A,Diamond E,Lischinsky S,Gruberg L,Markiewicz W,Beyar R,Aronson D

更新日期：2003-11-01 00:00:00

abstract：BACKGROUND:Quality improvement programs have shown increased use of beta-blockers post-myocardial infarction (MI), but there are no data on whether appropriate doses are administered. METHODS:In a prospective registry that enrolled consecutive patients with MI, we evaluated beta-blocker dosing at discharge after MI an...

journal_title：American heart journal

authors： Goldberger JJ,Bonow RO,Cuffe M,Dyer A,Rosenberg Y,O'Rourke R,Shah PK,Smith SC Jr,PACE-MI Investigators.

更新日期：2010-09-01 00:00:00

abstract：:Of 26,294 consecutive patients monitored in a comprehensive drug surveillance program, 1067 (4 per cent) received methyldopa for treatment of hypertension. Adverse reactions attributed to methyldopa were reported in 149 patients (14 per cent), the most frequent being hypotension. Life-threatening adverse effects were ...

journal_title：American heart journal

authors： Lawson DH,Gloss D,Jick H

更新日期：1978-11-01 00:00:00

abstract：:Inhibition of the enzyme that synthesizes thromboxanes may protect against the development of ventricular fibrillation (VF) during acute myocardial ischemia. This study was carried out to test this hypothesis with a new thromboxane synthetase inhibitor, and to extend the studies to alternative animal models of myocard...

journal_title：American heart journal

authors： O'Connor KM,Friehling TD,Kowey PR

更新日期：1989-04-01 00:00:00

abstract：:Antiplatelet therapy has been shown to significantly reduce the risk of serious vascular events in high-risk patients, including those with a prior acute ischemic event. The long-term use of antiplatelet agents is a key component of secondary prevention measures following acute coronary syndromes, including ST-segment...

journal_title：American heart journal

authors： Valgimigli M,Minarelli M

更新日期：2010-12-01 00:00:00

abstract：OBJECTIVES:Impedance monitoring has been proposed as a method to assess the adequacy of tissue heating during catheter ablation procedures. The purpose of this study was to evaluate the relation among initial impedance, fall in impedance, and electrode temperature during catheter ablation procedures. METHODS AND RESUL...

journal_title：American heart journal

authors： Nsah E,Berger R,Rosenthal L,Hui R,Ramza B,Jumrussirikul P,Lawrence JH,Tomaselli G,Kass D,Calkins H

更新日期：1998-11-01 00:00:00

abstract：:M-mode echocardiograms were obtained in 48 patients with complete left bundle branch block (LBBB). Of these 48 patients, 28 had LBBB with normal frontal plane QRS axis (-20 degrees to +90 degrees, mean +/- SD 18 degrees +/- 34 degrees), and 20 had LBBB with a left axis deviation (LAD) (-30 degrees to -60 degrees, mean...

journal_title：American heart journal

authors： Strasberg B,Rich S,Lam W,Swiryn S,Bauernfeind R,Rosen KM

更新日期：1982-10-01 00:00:00

abstract：BACKGROUND:In patients with acute myocardial infarction (AMI), depressive symptoms increase the risk for cardiac events. Recently, the S allele of the serotonin transporter (5-HTT) gene-linked polymorphic region was shown to reduce transcription of this gene and thus reduce serotonin reuptake, and this allele is linked...

journal_title：American heart journal

authors： Nakatani D,Sato H,Sakata Y,Shiotani I,Kinjo K,Mizuno H,Shimizu M,Ito H,Koretsune Y,Hirayama A,Hori M,Osaka Acute Coronary Insufficiency Study Group.

更新日期：2005-10-01 00:00:00

abstract：:Contrast bidimensional echocardiographic (2DE) studies were performed in eight patients with d-transposition of the great vessels in the postoperative period of the Senning technique. Contrast was injected into a peripheral vein of all patients, and into the arterial atrium in five in the postoperative period. The 2DE...

journal_title：American heart journal

authors： Pasalodos J,González V,Suárez de Lezo J,Concha M,Vallés F

更新日期：1984-07-01 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:Enhanced external counterpulsation (EECP) reduces angina and extends time to exercise-induced ischemia in patients with symptomatic coronary disease. One- and two-center studies and a retrospective case series reported that EECP improves myocardial perfusion in stable angina pectoris. We sought to critically...

journal_title：American heart journal

authors： Michaels AD,Raisinghani A,Soran O,de Lame PA,Lemaire ML,Kligfield P,Watson DD,Conti CR,Beller G

更新日期：2005-11-01 00:00:00

abstract：:We retrospectively contrasted the medical outcome of patients removed from the heart transplant consideration list because of clinical improvement with that of transplant recipients. Of 60 patients awaiting transplantation, 18 were removed from the list (group A), and 42 required transplant or died (group B). Group A ...

journal_title：American heart journal

authors： Levine TB,Levine AB,Goldberg AD,Tobes M,Narins B,Lesch M

更新日期：1996-12-01 00:00:00

abstract：:This study was designed to evaluate the relative diagnostic values of transthoracic (TTE) and transesophageal (TEE) echocardiography in the assessment of congenitally corrected transposition of the great arteries in adult patients. Twelve patients (mean age 29 years, range 21 to 39 years) with congenitally corrected t...

journal_title：American heart journal

authors： Caso P,Ascione L,Lange A,Palka P,Mininni N,Sutherland GR

更新日期：1998-01-01 00:00:00

abstract：BACKGROUND:Patients with diabetes mellitus (DM) experience higher rates of in-stent restenosis and greater benefit from drug-eluting stents implant at the time of percutaneous coronary intervention (PCI), necessitating prolonged dual anti-platelet therapy (DAPT). While DAPT reduces risk of ischemic events post-PCI, it ...

journal_title：American heart journal

authors： Grodzinsky A,Arnold SV,Wang TY,Sharma P,Gosch K,Jones PG,Bhatt DL,Steg PG,McGuire DK,Cohen DJ,Spertus JA,Chhatriwalla AK,Lind M,Graham G,Kosiborod M

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND:The acute benefits of platelet glycoprotein IIb/IIIa inhibitors for non-ST-segment elevation acute coronary syndromes (NSTE ACS) remain unclear. METHODS:In this pilot trial, 311 patients with NSTE ACS were randomly assigned in the emergency department to double-blinded therapy with eptifibatide or placebo f...

journal_title：American heart journal

authors： Roe MT,Christenson RH,Ohman EM,Bahr R,Fesmire FM,Storrow A,Mollod M,Peacock WF,Rosenblatt JA,Yang H,Fraulo ES,Hoekstra JW,Gibler WB,EARLY Investigators.,Emergency Medicine Cardiac Research and Education Group.

更新日期：2003-12-01 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：BACKGROUND:Angiotensin-converting enzyme inhibitors and angiotensin receptor blockers effectively reduce blood pressure in patients with renovascular disease (RVD); yet, randomized cardiovascular prevention trials of these drugs typically exclude individuals with this condition. PATIENTS AND METHODS:We studied the ass...

journal_title：American heart journal

authors： Hackam DG,Duong-Hua ML,Mamdani M,Li P,Tobe SW,Spence JD,Garg AX

更新日期：2008-09-01 00:00:00

abstract：BACKGROUND:Analyses of country or regional differences in cardiovascular (CV) trials are based on geographical subgroup analyses. However, apart from map location and related racial, ethnic, and genetic variations, identified differences may also depend on social structure and provision and access to health care, for w...

journal_title：American heart journal

authors： Ferreira JP,Rossignol P,Dewan P,Lamiral Z,White WB,Pitt B,McMurray JJV,Zannad F

更新日期：2019-12-01 00:00:00

abstract：:The long-term efficacy and safety of flecainide (100 to 200 mg twice a day) were evaluated in 21 patients with high-grade, chronic ventricular arrhythmias who responded to and tolerated flecainide at a preliminary evaluation (200 mg, single oral dose). Antiarrhythmic response was evaluated at 3 days and 3, 6, 12, 18, ...

journal_title：American heart journal

authors： Facchini M,Varisco T,Bonazzi O,Priori SG,Songa V,Schwartz PJ

更新日期：1989-06-01 00:00:00

abstract：BACKGROUND:In the treatment of coronary artery disease, a "pro-healing" approach for prevention of in-stent restenosis and late stent thrombosis is intuitively favored over the use of cytotoxic or cytostatic drugs released from a drug-eluting stent (DES). Promoting accelerated endothelial coverage of the stent surface,...

journal_title：American heart journal

authors： Klomp M,Beijk MA,Verouden NJ,Tijssen JG,de Winter RJ,TRIAS Investigators.

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND:The 6-minute walk test is a submaximal exercise test that is widely used as an outcomes measure in clinical trials and cardiopulmonary rehabilitation. An initial learning effect with repeated administration is well documented, but it is unknown whether this learning effect persists with time. METHODS:This s...

journal_title：American heart journal

authors： Wu G,Sanderson B,Bittner V

更新日期：2003-07-01 00:00:00

abstract：BACKGROUND:Percutaneous coronary intervention (PCI) of saphenous vein graft (SVG) is associated with frequent postprocedural enzyme elevation and late cardiac events. New strategies are proposed to minimize distal embolization and to improve the outcome of patients treated with stenting for SVG lesions. The objectives ...

journal_title：American heart journal

authors： Leborgne L,Cheneau E,Pichard A,Ajani A,Pakala R,Yazdi H,Satler L,Kent K,Suddath WO,Pinnow E,Canos D,Waksman R

更新日期：2003-09-01 00:00:00

abstract：BACKGROUND:Elevations of creatine kinase-MB (CK-MB) and cardiac troponin T (cTnT) have an uncertain long-term prognostic value after coronary artery bypass graft (CABG) surgery. We aimed to test the hypothesis that CK-MB and cTnT are predictors of long-term survival after CABG and to assess which of these 2 biomarkers ...

journal_title：American heart journal

authors： Søraas CL,Friis C,Engebretsen KV,Sandvik L,Kjeldsen SE,Tønnessen T

更新日期：2012-11-01 00:00:00

abstract：:Cross-sectional echocardiography identified two abnormal patterns of mitral valve closure in 14 patients with mitral regurgitation due to papillary muscle dysfunction: (1) in three patients with an akinetic inferior-posterior wall but normal cavity size, papillary muscle fibrosis was associated with late systolic mitr...

journal_title：American heart journal

authors： Ogawa S,Hubbard FE,Mardelli TJ,Dreifus LS

更新日期：1979-03-01 00:00:00

abstract：:In patients with essential hypertension, glomerular filtration rate remains normal or elevated, whereas renal blood flow tends to be lower, which results in an increased filtration fraction. The afferent (preglomerular) arteriolar resistance determines the fraction of the pressure that is transmitted to the glomerular...

journal_title：American heart journal

authors： Larochelle P

更新日期：1991-10-01 00:00:00