Clinical classification of Ebstein's anomaly.

abstract：:The role of prostaglandins in mediating the hemodynamic response to nitroglycerin in vivo is controversial. To determine the effect of inhibiting prostaglandin production on the response to nitroglycerin, either placebo or aspirin (650 mg) was administered 1 hour prior to the administration of nitroglycerin (432 micro...

journal_title：American heart journal

authors： Levin RI,Feit F

更新日期：1988-07-01 00:00:00

abstract：:Exercise-induced changes in QRS duration were assessed in 25 normal subjects and in 17 patients with stable ischemic heart disease. None had bundle branch block or were taking medications, and all patients had angina pectoris induced during the test. QRS duration and ST60 amplitude were measured by computer during res...

journal_title：American heart journal

authors： Ahnve S,Sullivan M,Myers J,Froelicher V

更新日期：1986-05-01 00:00:00

abstract：:Previous studies have suggested that the contractility of isolated heart muscle removed from rabbits made hypercholesterolemic is decreased. As part of a study evaluating the effects of high-lipid diets on aortic atherosclerosis, we evaluated the contractility of perfused rabbit hearts. Six rabbits were placed on a hi...

journal_title：American heart journal

authors： Blumlein S,Sievers R,Wikman-Coffelt J,Parmley WW

更新日期：1983-12-01 00:00:00

abstract：BACKGROUND:Glycoprotein (GP) IIb/IIIa inhibitors can improve outcomes in patients with non-ST-segment elevation acute coronary syndromes but raise the risk of bleeding, particularly if dosed in excess. The impact of GP IIb/IIIa dosing feedback on safety and major bleeding is unknown. METHODS:Glycoprotein IIb/IIIa dosi...

journal_title：American heart journal

authors： Mudrick DW,Chen AY,Roe MT,Newby LK,Gibler WB,Ohman EM,Peterson ED,Alexander KP

更新日期：2010-12-01 00:00:00

abstract：:Economic assessment can be incorporated into clinical trials to evaluate and compare the costs and benefits of different health care programs. In this article the three main types of evaluation are discussed: cost-effectiveness analysis, cost-utility analysis, and cost-benefit analysis. The measurement of direct and i...

journal_title：American heart journal

authors： Bulpitt CJ,Fletcher AE

更新日期：1990-03-01 00:00:00

abstract：BACKGROUND:Coronary heart disease continues to be one of the most common chronic illnesses in the United States and most of the developed world. Clinicians and health authorities have interest in identifying individuals at increased risk of CHD. The Framingham Heart Study has over the years produced mathematical "healt...

journal_title：American heart journal

authors： D'Agostino RB,Russell MW,Huse DM,Ellison RC,Silbershatz H,Wilson PW,Hartz SC

更新日期：2000-02-01 00:00:00

abstract：BACKGROUND:Kidney failure causes anemia and is associated with a very high risk of coronary heart disease (CHD). Mildly to moderately decreased kidney function is far more common and also is associated with an elevated prevalence of anemia and CHD risk. Recent data suggest an even higher risk of CHD when both condition...

journal_title：American heart journal

authors： Astor BC,Coresh J,Heiss G,Pettitt D,Sarnak MJ

更新日期：2006-02-01 00:00:00

abstract：:In order to properly advise cardiac patients in the regulation of their sexual activity, more basic physiologic information is needed concerning the cardiovascular effects of sexual intercourse. This study examined the effects of the male's position during sexual intercourse on heart rate and blood pressure responses....

journal_title：American heart journal

authors： Nemec ED,Mansfield L,Kennedy JW

更新日期：1976-09-01 00:00:00

abstract：BACKGROUND:In 10,001 patients with stable coronary artery disease (CAD) enrolled in the Treating to New Targets (TNT) trial, 80 mg/d of atorvastatin (high-dose regimen) reduced the composite primary end point of death from CAD, nonfatal myocardial infarction, resuscitation from cardiac arrest, or stroke by 22% relative...

journal_title：American heart journal

authors： Mark DB,Knight JD,Cowper PA,Davidson-Ray L,Anstrom KJ

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND:Drug-eluting stents have been shown to reduce restenosis in many types of lesions. The purpose of this article is to assess the efficacy of sirolimus- and paclitaxel-eluting stents in patients with bifurcation lesions. METHODS:Between June 2003 and October 2004, 205 patients were enrolled in a prospective r...

journal_title：American heart journal

authors： Pan M,Suárez de Lezo J,Medina A,Romero M,Delgado A,Segura J,Ojeda S,Mazuelos F,Hernandez E,Melian F,Pavlovic D,Esteban F,Herrador J

更新日期：2007-01-01 00:00:00

abstract：BACKGROUND:Chronic heart failure is associated with impaired renal function, which may worsen during therapy. The incidence, predictors, and consequences of aggravated renal dysfunction (ARD) in patients undergoing intensive therapy for advanced chronic heart failure are unknown. METHODS:We reviewed the experience of ...

journal_title：American heart journal

authors： Weinfeld MS,Chertow GM,Stevenson LW

更新日期：1999-08-01 00:00:00

abstract：:The prognostic significance of changes in the mode of induction of ventricular tachycardia (VT) noted during therapy was studied in 49 patients with sustained VT or ventricular fibrillation. Before treatment, all patients had inducible sustained VT by programmed stimulation (one to three extrastimuli) and frequent (gr...

journal_title：American heart journal

authors： Kim SG,Felder SD,Seiden SW,Waspe LE,Fisher JD

更新日期：1987-11-01 00:00:00

abstract：BACKGROUND:We evaluated the influence of peak respiratory exchange ratio (pRER), as an index of effort adequacy, on peak VO2 prognostic reliability in patients with chronic heart failure (CHF) and reduced exercise capacity, whose peak VO2 may be underestimated because of poor patient motivation. METHODS:A cardiopulmon...

journal_title：American heart journal

authors： Mezzani A,Corrà U,Bosimini E,Giordano A,Giannuzzi P

更新日期：2003-06-01 00:00:00

abstract：BACKGROUND:Device-detected subclinical atrial fibrillation (AF) refers to infrequent, short-lasting, asymptomatic AF that is detected only with long-term continuous monitoring. Subclinical AF is common and associated with an increased risk of stroke; however, the risk of stroke with subclinical AF is lower than for cli...

journal_title：American heart journal

authors： Lopes RD,Alings M,Connolly SJ,Beresh H,Granger CB,Mazuecos JB,Boriani G,Nielsen JC,Conen D,Hohnloser SH,Mairesse GH,Mabo P,Camm AJ,Healey JS

更新日期：2017-07-01 00:00:00

abstract：BACKGROUND:Women have been underrepresented in randomized trials of implantable cardioverter defibrillator (ICD) therapy, and limited data suggest that women may not benefit from prophylactic ICD implantation to the same extent as men. In the Defibrillators in Non-Ischemic Cardiomyopathy Treatment Evaluation (DEFINITE)...

journal_title：American heart journal

authors： Albert CM,Quigg R,Saba S,Estes NA 3rd,Shaechter A,Subacius H,Howard A,Levine J,Kadish A,DEFINITE Investigators.

更新日期：2008-08-01 00:00:00

abstract：:The associations between socioeconomic status, ethnic origin, and risk factors for CHD were studied in 2,591 white and black children from two socioeconomically dissimilar populations in the New York City area. The study subjects were selected from all fourth graders in 44 elementary schools. Blood pressure, plasma li...

journal_title：American heart journal

authors： Walter HJ,Hofman A

更新日期：1987-03-01 00:00:00

abstract：BACKGROUND:A high fasting glucose level may be a marker not only for microvascular complications, but also for macrovascular complications. We evaluated the clinical significance of a high fasting glucose level (> or =110 mg/dL), detected either at baseline or during follow-up, in the Bezafibrate Infarction Prevention ...

journal_title：American heart journal

authors： Arcavi L,Behar S,Caspi A,Reshef N,Boyko V,Knobler H

更新日期：2004-02-01 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：:The serum chromium in 45 subjects with no clinical evidence of ischemic heart disease was found to be 1.71 parts per billion (ppb) (S.E. +/- 0.14). In 34 patients with a previously documented myocardial infarction, it was 1.84 ppb (S.E. +/- 0.18). The difference was not significant nor was there any difference with ag...

journal_title：American heart journal

authors： Abraham AS,Sonnenblick M,Eni M,Shemesh O,Batt AP

更新日期：1980-05-01 00:00:00

abstract：:To identify a method for characterizing the dynamic behavior of ventricular arrhythmias at different heart rates, 201 consecutive patients with frequent premature ventricular contractions (PVCs) underwent two 24-hour electrocardiographic monitoring periods. The percentage of PVCs for each cycle length was calculated a...

journal_title：American heart journal

authors： Pitzalis MV,Mastropasqua F,Massari F,Passantino A,Forleo C,Luzzi G,Totaro P,De Nicolò M,Rizzon P

更新日期：1997-02-01 00:00:00

abstract：:The pathophysiologic features and clinical manifestations of HCM have been elucidated by the introduction of several new diagnostic options. Knowledge of the molecular defects of HCM has advanced rapidly, and genetic screening studies have reemphasized the value of the standard electrocardiogram as an initial screenin...

journal_title：American heart journal

authors： Posma JL,van der Wall EE,Blanksma PK,van der Wall E,Lie KI

更新日期：1996-11-01 00:00:00

abstract：:One hundred four patients (101 men, three women), under 40 years of age, with myocardial infarction (MI), underwent coronary arteriography. Eighty patients had significant obstructive coronary artery disease (CAD) (group 1), 23 had normal coronary arteries (group 2), and one patient had coronary ostial stenosis as a r...

journal_title：American heart journal

authors： Kaul U,Dogra B,Manchanda SC,Wasir HS,Rajani M,Bhatia ML

更新日期：1986-07-01 00:00:00

abstract：:Our experience with the use of five new antiarrhythmic drugs for treating life-threatening arrhythmias in children will be briefly reviewed. Prevention of recurrent episodes of atrial flutter with digoxin and local anesthetic antiarrhythmic drugs often is only moderately successful, benefiting 65% of patients. Amiodar...

journal_title：American heart journal

authors： Moak JP,Smith RT,Garson A Jr

更新日期：1987-01-01 00:00:00

abstract：BACKGROUND:Only limited data from large randomized clinical trials have been published on the long-term performance of second-generation drug-eluting stents in bifurcation lesions. METHODS:We investigated in patients in the randomized TWENTE trial the long-term safety and efficacy of treating bifurcation lesions with ...

journal_title：American heart journal

authors： Lam MK,Sen H,van Houwelingen KG,Löwik MM,van der Heijden LC,Kok MM,de Man FH,Linssen GC,Tandjung K,Doggen CJ,von Birgelen C

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Knowledge of the natural course after an ST-elevation myocardial infarction (STEMI) treated according to guidelines is limited because comprehensive serial magnetic resonance imaging (MRI) of systolic left ventricular function, edema, perfusion, and infarct size after STEMI has not been undertaken. The aim o...

journal_title：American heart journal

authors： Ripa RS,Nilsson JC,Wang Y,Søndergaard L,Jørgensen E,Kastrup J

更新日期：2007-11-01 00:00:00

abstract：:Although cost estimates for acute myocardial infarction are necessary for decisions about allocating scarce resources, there is a relative paucity of studies that estimate these costs across the entire spectrum of hospitals in actual clinical practice. This study sought to determine the correlates of in-hospital costs...

journal_title：American heart journal

authors： Krumholz HM,Chen J,Murillo JE,Cohen DJ,Radford MJ

更新日期：1998-03-01 00:00:00

abstract：BACKGROUND:the objective of the study was to determine whether the effects of infarct-related artery (IRA) infusion of autologous bone marrow-derived CD34(+) cells after ST elevation myocardial infarction (STEMI) are dependent on the dose (quantity and mobility) of the cells infused. Beneficial effects of IRA infusion ...

journal_title：American heart journal

authors： Quyyumi AA,Waller EK,Murrow J,Esteves F,Galt J,Oshinski J,Lerakis S,Sher S,Vaughan D,Perin E,Willerson J,Kereiakes D,Gersh BJ,Gregory D,Werner A,Moss T,Chan WS,Preti R,Pecora AL

更新日期：2011-01-01 00:00:00

abstract：BACKGROUND:In the era of coronary stenting with high-pressure expansion, stent thrombosis remains a major life-threatening risk. Because of its superior imaging mode, intracoronary ultrasound could provide insight into potential risk factors for stent thrombosis. PATIENTS AND METHODS:In 215 patients with stent implant...

journal_title：American heart journal

authors： Werner GS,Gastmann O,Ferrari M,Schuenemann S,Knies A,Diedrich J,Kreuzer H

更新日期：1998-02-01 00:00:00

abstract：:The records of 64 patients with progressive systemic sclerosis (PSS) were reviewed. More than 100 items from the patient's history, physical examination, and laboratory tests were encoded. A two-tailed Gehan's test was used to evaluate the effect of each variable on patient survival. Variables significant at the 0.05 ...

journal_title：American heart journal

authors： Wynn J,Fineberg N,Matzer L,Cortada X,Armstrong W,Dillon JC,Kinney EL

更新日期：1985-07-01 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