Selection criteria for placement of left ventricular assist devices.

abstract：BACKGROUND:Pharmacodynamic studies reported an amplified on-clopidogrel platelet inhibition in smokers potentially caused by an increased metabolic drug activation via induction of cytochrome P450 1A2. The aims of this analysis were to evaluate the impact of smoking on the antiplatelet effect of clopidogrel and prasugr...

journal_title：American heart journal

authors： Hochholzer W,Trenk D,Mega JL,Morath T,Stratz C,Valina CM,O'Donoghue ML,Bernlochner I,Contant CF,Guo J,Sabatine MS,Schömig A,Neumann FJ,Kastrati A,Wiviott SD,Sibbing D

更新日期：2011-09-01 00:00:00

abstract：OBJECTIVES:SUPPORT-HF 2 tests the hypothesis that home monitoring with information technology-supported specialist management is more effective in optimizing medical therapy than is home monitoring alone for patients with heart failure. METHODS AND RESULTS:The study was designed as a 2-armed partially blinded parallel...

journal_title：American heart journal

authors： SUPPORT-HF 2 Investigators and Committees. Electronic address: kazem.rahimi@georgeinstitute.ox.ac.uk.

更新日期：2019-02-01 00:00:00

abstract：BACKGROUND:The long-term effects of smoking and smoking cessation on markers of cardiovascular disease (CVD) prognosis obtained during treadmill stress testing (TST) are unknown. The purpose of this study was to evaluate the long-term effects of smoking cessation and continued smoking on TST parameters that predict CVD...

journal_title：American heart journal

authors： Asthana A,Piper ME,McBride PE,Ward A,Fiore MC,Baker TB,Stein JH

更新日期：2012-01-01 00:00:00

abstract：:The relation of alcohol consumption to coronary heart disease (CHD) was examined in a cohort of 1910 employed men aged 38 to 55 years enrolled in the Albany Study, a prospective investigation of factors related to cardiovascular disease. Two follow-up periods were examined, one between 1953-54 and 1971-72, the other a...

journal_title：American heart journal

authors： Gordon T,Doyle JT

更新日期：1985-08-01 00:00:00

abstract：:Although it has been shown that early cardiac rejection can be visualized by radioimmunoscintigraphy targeting major histocompatibility complex class II antigen, the use of antibodies that bind to a polymorphic determinant of class II antigen has certain disadvantages for clinical application. This investigation was d...

journal_title：American heart journal

authors： Isobe M,Southern JF,Yazaki Y

更新日期：1994-05-01 00:00:00

abstract：BACKGROUND:Drug-eluting stents (DES) are increasingly used for the treatment of coronary artery disease. An optimized DES performance is desirable to successfully treat various challenging coronary lesions in a broad population of patients. In response to this demand, third-generation DES with an improved deliverabilit...

journal_title：American heart journal

authors： Tandjung K,Basalus MW,Sen H,Jessurun GA,Danse PW,Stoel M,Linssen GC,Derks A,van Loenhout TT,Nienhuis MB,Hautvast RW,von Birgelen C

更新日期：2012-04-01 00:00:00

abstract：:Several autoimmune diseases have been associated with increased frequencies of specific histocompatibility (HLA) antigens, particularly for the D (DR) locus, that may be linked to immune response genes. Rheumatic valvular heart disease (RHD) has been postulated to have autoimmune features, but HLA associations have no...

journal_title：American heart journal

authors： Anastasiou-Nana MI,Anderson JL,Carlquist JF,Nanas JN

更新日期：1986-11-01 00:00:00

abstract：BACKGROUND:Although the safety and cost-effectiveness of same-day discharge after uncomplicated transradial percutaneous coronary intervention (TR-PCI) is well established in Europe and Asia, such data are not available for US patients. METHODS:All patients who underwent TR-PCI at our high-volume US medical center bet...

journal_title：American heart journal

authors： Jabara R,Gadesam R,Pendyala L,Chronos N,Crisco LV,King SB,Chen JP

更新日期：2008-12-01 00:00:00

abstract：BACKGROUND:Ibutilide is indicated for the acute termination of atrial fibrillation and atrial flutter. Recent work concludes that ibutilide activates a late inward sodium current that is blocked by nifedipine. Because calcium channel blockers are commonly used in patients with atrial fibrillation, it is important to ex...

journal_title：American heart journal

authors： Wood MA,Gilligan DM,Brown-Mahoney C,Nematzadeh F,Stambler BS,Ellenbogen KA

更新日期：2002-01-01 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 detection of premature ectopic beats coinciding with the T-wave of the antecedent beat is important for patient monitoring. In the method described here, the difficulties of direct measurement of QT time are avoided by evaluating the changes of QT time according to heart rate by use of a diode function generator. ...

journal_title：American heart journal

authors： Breithardt G,Loogen F,Schmiel FK,Seipel L

更新日期：1975-06-01 00:00:00

abstract：:Quinidine binding was studied in 15 survivors of prehospital cardiac arrest and was compared to 18 normal individuals and 20 patients with coronary artery disease. The unbound quinidine fraction was 6.3 +/- 2.8% in the survivors of prehospital cardiac arrest, a value significantly lower than normal individuals (unboun...

journal_title：American heart journal

authors： Kessler KM,Lisker B,Conde C,Silver J,Ho-Tung P,Hamburg C,Myerburg RJ

更新日期：1984-04-01 00:00:00

abstract：:To evaluate the antiischemic effects of intravenous milrinone, 20 patients with angiographically proved coronary artery disease and stable angina were studied at rest and during exercise under control conditions and after an intravenous loading injection of milrinone (50 micrograms/kg/10 min) followed by an infusion w...

journal_title：American heart journal

authors： Mitrovic V,Stöhring R,Schlepper M

更新日期：1991-06-01 00:00:00

abstract：BACKGROUND:Patients undergoing percutaneous coronary intervention (PCI) for unstable coronary syndromes have substantial emotional and spiritual distress that may promote procedural complications. Noetic (nonpharmacologic) therapies may reduce anxiety, pain and distress, enhance the efficacy of pharmacologic agents, or...

journal_title：American heart journal

authors： Krucoff MW,Crater SW,Green CL,Maas AC,Seskevich JE,Lane JD,Loeffler KA,Morris K,Bashore TM,Koenig HG

更新日期：2001-11-01 00:00:00

abstract：:Three kinds of torso surface isopotential maps (measured, simulated, and difference maps) were delineated at every 1.5 (or 3) msec. during the QRS duration from the 85 unipolar lead ECG's led from the surface of a cylindrical torso model filled with perfusate and containing a canine heart undergoing Langendorff's perf...

journal_title：American heart journal

authors： Toyoshima H

更新日期：1976-08-01 00:00:00

abstract：AIMS:There is a growing concern about the occurrence of coronary artery aneurysms (CAAs) after drug-eluting stent (DES) implantation and their long-term course. We assessed the occurrence and the factors affecting the long-term outcome of DES-associated CAA. METHODS AND RESULTS:We analyzed 3,612 consecutive patients (...

journal_title：American heart journal

authors： Ahn CM,Hong BK,Kim JY,Min PK,Yoon YW,Lee BK,Kwon HM,Kim JS,Ko YG,Choi D,Hong MK,Jang Y,Shim WH,Cho SY,Kim BK,Oh S,Jeon DW,Yang JY,Jung JH

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:There is interest in measuring and comparing outcomes of percutaneous transluminal coronary angioplasty (PTCA) other than death, but there are no accepted methods for adjusting these outcomes for preprocedure differences in populations. We sought to identify independent predictors of functional outcome after...

journal_title：American heart journal

authors： Nash IS,Curtis LH,Rubin H

更新日期：1999-09-01 00:00:00

abstract：OBJECTIVES:The study aimed to analyze the use of intensive lipid-lowering therapy (I-LLT) at discharge in a broad population of patients hospitalized with acute coronary syndrome (ACS). BACKGROUND:Early and intensive statin therapy in ACS has been shown to reduce cardiovascular morbidity and mortality. Utilization and...

journal_title：American heart journal

authors： Javed U,Deedwania PC,Bhatt DL,Cannon CP,Dai D,Hernandez A,Peterson ED,Fonarow GC

更新日期：2011-02-01 00:00:00

abstract：:The development of ECG Minnesota Q-QS codes and their subsequent evolution were studied in the first 692 subjects to enter the POSCH program who had had one MI. The mean interval from MI to entry into the study was 2.2 years. Sixty-three percent of the subjects developed the most significant code with the infarction. ...

journal_title：American heart journal

authors： Karnegis JN,Matts J,Tuna N

更新日期：1985-08-01 00:00:00

abstract：:To determine whether mitral valve annulus displacement (MVAD) can be used to assess septal contractility in patients with paradoxical septal motion, we assessed four atrioventricular regions (septum, lateral wall, anterior wall, and inferior wall) by MVAD in 80 consecutive patients. The patients were divided into five...

journal_title：American heart journal

authors： Silva JA,Khuri B,Barbee W,Fontenot D,Cheirif J

更新日期：1996-01-01 00:00:00

abstract：:Heart failure is associated with a hypercoagulable state. A single-center, randomized, double-blind, placebo-controlled trial was performed to test the hypothesis that warfarin will modify a hypercoagulable state in heart failure. This study included 76 patients with heart failure. At baseline, patients had evidence f...

journal_title：American heart journal

authors： Jafri SM,Mammen EF,Masura J,Goldstein S

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND:The APEX trial assessed the safety and efficacy of extended-duration thromboprophylaxis using betrixaban versus standard dosing of enoxaparin among hospitalized, acutely ill medical patients. The 80-mg betrixaban dose was halved to 40 mg among subjects with severe renal insufficiency and those receiving a co...

journal_title：American heart journal

authors： Gibson CM,Halaby R,Korjian S,Daaboul Y,Arbetter DF,Yee MK,Goldhaber SZ,Hull R,Hernandez AF,Lu SP,Bandman O,Leeds JM,Gold A,Harrington RA,Cohen AT,APEX Investigators.

更新日期：2017-03-01 00:00:00

abstract：:We studied the prevalence and clinical significance of transient U wave inversion in 43 patients with variant angina. Twenty-four patients (group A) had ST segment elevation in the anterolateral and 19 patients (group B) had this finding in the inferoposterior leads of the ECG during spontaneous angina. In none of the...

journal_title：American heart journal

authors： Matsuguchi T,Koiwaya Y,Nakagaki O,Takeshita A,Nakamura M

更新日期：1984-10-01 00:00:00

abstract：:The rate and form of creatine kinase-MB (CK-MB) enzyme release following reflow to ischemic myocardium has not been specifically examined in man. In this investigation, we examined the combined CK-MB time-activity curves during acute transmural myocardial infarction (AMI) in a group of patients receiving conventional ...

journal_title：American heart journal

authors： Shell W,Mickle DK,Swan HJ

更新日期：1983-10-01 00:00:00

abstract：:Polymorphic ventricular arrhythmias (PVAs) initiated by programmed electrical stimulation may be a nonspecific response or evidence of ventricular electrical instability. To determine if PVAs initiated in patients with spontaneous sustained ventricular tachycardia or fibrillation differ from those which are clearly a ...

journal_title：American heart journal

authors： Stevenson WG,Brugada P,Waldecker B,Zehender M,Wellens HJ

更新日期：1986-06-01 00:00:00

abstract：:The duration of intravenous heparin therapy required to maintain patency of the infarct-related artery after intravenous streptokinase is uncertain. Twenty-eight patients were prospectively treated with 1.5 million units of intravenous streptokinase within 4 hours of onset of chest pain. Intravenous heparin was begun ...

journal_title：American heart journal

authors： Hays LJ,Beller GA,Moore CA,Burwell LR,Craddock GB,Gascho JA,Smucker ML,Tedesco C,Nygaard TW

更新日期：1988-04-01 00:00:00

abstract：OBJECTIVE:To determine the effect of exercise training on cardiac autonomic modulation in normal older adults by using analysis of heart rate variability. SUBJECTS:The exercise group consisted of 7 men and 9 women aged 66 +/- 4 years. The comparison group consisted of 7 men and 9 women also aged 66 +/- 4 years. METHO...

journal_title：American heart journal

authors： Stein PK,Ehsani AA,Domitrovich PP,Kleiger RE,Rottman JN

更新日期：1999-09-01 00:00:00

abstract：BACKGROUND:Sirolimus-eluting stents (SES) prevent restenosis and repeat percutaneous coronary intervention (PCI), but safety data in unselected patients are limited, especially for intermediate-term follow-up. METHODS:All patients undergoing SES implantation at 4 Italian centers were enrolled into a dedicated database...

journal_title：American heart journal

authors： Sangiorgi G,Romagnoli E,Biondi-Zoccai G,Margheri M,Tamburino C,Barbagallo R,Falchetti E,Vittori G,Agostoni P,Cosgrave J,Colombo A,RECIPE (Real-world Eluting-stent Comparative Italian retrosPective Evaluation) Study Investigators.

更新日期：2008-11-01 00:00:00

abstract：BACKGROUND:This study assessed the feasibility of a 12-week program of exercise, with and without intramuscular testosterone supplementation, in male patients with chronic heart failure (CHF) and low testosterone status and collected preliminary data for key health outcomes. METHODS:Male patients with CHF (n = 41, age...

journal_title：American heart journal

authors： Stout M,Tew GA,Doll H,Zwierska I,Woodroofe N,Channer KS,Saxton JM

更新日期：2012-12-01 00:00:00

abstract：:Potential antiarrhythmic effects of calcium (slow-channel)-blocking drugs ca be indirect or direct. The indirect effect would affect ischemia-induced arrhythmias by improving myocardial perfusion or decreasing myocardial oxygen consumption. The direct effect would affect the electrical activity of the sinoatrial (SA) ...

journal_title：American heart journal

authors： Surawicz B

更新日期：1982-04-01 00:00:00