Contrast M-mode ultrasonography of the inferior vena cava.

abstract：:The dominance of the coronary arterial system was determined angiographically in 75 adult patients with isolated aortic stenosis with or without insufficiency, 25 adult patients with pure aortic insufficiency, 51 adult patients with combined aortic stenosis and mitral valve disease, and 44 children with bicuspid aorti...

journal_title：Circulation

authors： Higgins CB,Wexler L

更新日期：1975-08-01 00:00:00

abstract：BACKGROUND:This study reports on the trends in the volume and outcomes of coronary revascularization procedures performed on Medicare beneficiaries between 2008 and 2012. METHODS AND RESULTS:This retrospective study identifies all Medicare beneficiaries undergoing a coronary revascularization procedure: coronary arter...

journal_title：Circulation

authors： Culler SD,Kugelmass AD,Brown PP,Reynolds MR,Simon AW

更新日期：2015-01-27 00:00:00

abstract：BACKGROUND:It is still unclear what role the sinus node may play in the genesis or perpetuation of atrial fibrillation. Therefore, we studied the electrical activity in different regions of the sinus node during atrial fibrillation. METHODS AND RESULTS:In Langendorff-perfused rabbit hearts, paroxysms of atrial fibrill...

journal_title：Circulation

authors： Kirchhof CJ,Allessie MA

更新日期：1992-07-01 00:00:00

abstract：BACKGROUND:Long-term survival after acute kidney injury (AKI) is poorly studied. We report the relationship between long-term mortality and AKI with small changes in serum creatinine during hospitalization after various cardiothoracic surgery procedures. METHODS AND RESULTS:This was a retrospective study of 2973 patie...

journal_title：Circulation

authors： Hobson CE,Yavas S,Segal MS,Schold JD,Tribble CG,Layon AJ,Bihorac A

更新日期：2009-05-12 00:00:00

abstract：:Studies of the correlation of aortic valve gradient determined by continuous-wave Doppler echocardiography and that determined at catheterization have, to date, involved young patients and nonsimultaneous measurements. We therefore obtained simultaneous Doppler echocardiographic and catheter measurements of pressure g...

journal_title：Circulation

authors： Currie PJ,Seward JB,Reeder GS,Vlietstra RE,Bresnahan DR,Bresnahan JF,Smith HC,Hagler DJ,Tajik AJ

更新日期：1985-06-01 00:00:00

abstract：BACKGROUND:Recent transcatheter aortic valve replacement studies have raised concerns about adverse cerebrovascular events. The etiopathology of the embolized material is currently unknown. METHODS AND RESULTS:A total of 40 patients underwent transcatheter aortic valve replacement with the use of a dual filter-based e...

journal_title：Circulation

authors： Van Mieghem NM,Schipper ME,Ladich E,Faqiri E,van der Boon R,Randjgari A,Schultz C,Moelker A,van Geuns RJ,Otsuka F,Serruys PW,Virmani R,de Jaegere PP

更新日期：2013-06-04 00:00:00

abstract：BACKGROUND:Metformin is first-line therapy for type 2 diabetes mellitus, although its effects on the cardiovascular system are unproved. METHODS:In this post hoc analysis, patients in SAVOR-TIMI 53 (Saxagliptin and Cardiovascular Outcomes in Patients With Type 2 Diabetes Mellitus) with baseline biomarker samples (n=12...

journal_title：Circulation

authors： Bergmark BA,Bhatt DL,McGuire DK,Cahn A,Mosenzon O,Steg PG,Im K,Kanevsky E,Gurmu Y,Raz I,Braunwald E,Scirica BM,SAVOR-TIMI 53 Steering Committee and Investigators.

更新日期：2019-09-17 00:00:00

abstract：BACKGROUND:Few published data describe long-term survival of dialysis patients undergoing surgical versus percutaneous coronary revascularization in the era of drug-eluting stents (DES). METHODS AND RESULTS:Using United States Renal Data System data, we identified 23 033 dialysis patients who underwent coronary revasc...

journal_title：Circulation

authors： Shroff GR,Solid CA,Herzog CA

更新日期：2013-05-07 00:00:00

abstract：:The current dispute over the effects of "low" vs "high" doses of aspirin should take into consideration the pharmacokinetics of this drug. In fact, different pharmaceutical formulations of aspirin may deliver little or no aspirin to the systemic blood. This was the case, for instance, in healthy volunteers taking 320 ...

journal_title：Circulation

authors： de Gaetano G,Cerletti C,Dejana E,Latini R

更新日期：1985-12-01 00:00:00

abstract：BACKGROUND:Insulin sensitivity varies up to threefold in apparently healthy individuals, but the mechanism for this is unknown. We have examined the hypothesis that vascular endothelial nitric oxide production and insulin sensitivity are directly related in humans. METHODS AND RESULTS:Nineteen healthy male subjects we...

journal_title：Circulation

authors： Petrie JR,Ueda S,Webb DJ,Elliott HL,Connell JM

更新日期：1996-04-01 00:00:00

abstract：BACKGROUND:It is well established that a depressed baroreflex sensitivity may adversely influence the prognosis in patients with chronic heart failure (CHF) and in those with previous myocardial infarction. METHODS AND RESULTS:We tested whether a slow breathing rate (6 breaths/min) could modify the baroreflex sensitiv...

journal_title：Circulation

authors： Bernardi L,Porta C,Spicuzza L,Bellwon J,Spadacini G,Frey AW,Yeung LY,Sanderson JE,Pedretti R,Tramarin R

更新日期：2002-01-15 00:00:00

abstract：BACKGROUND:Patients with congenital heart disease (CHD) and heterotaxy show high postsurgical morbidity/mortality, with some developing respiratory complications. Although this finding is often attributed to the CHD, airway clearance and left-right patterning both require motile cilia function. Thus, airway ciliary dys...

journal_title：Circulation

authors： Nakhleh N,Francis R,Giese RA,Tian X,Li Y,Zariwala MA,Yagi H,Khalifa O,Kureshi S,Chatterjee B,Sabol SL,Swisher M,Connelly PS,Daniels MP,Srinivasan A,Kuehl K,Kravitz N,Burns K,Sami I,Omran H,Barmada M,Olivier K,

更新日期：2012-05-08 00:00:00

abstract：BACKGROUND:Two hundred eighteen patients were evaluated in a two-phase approach (time to first appropriate discharge, survival after discharge) to identify factors that may be related to maximal benefit derived from use of an automatic implantable cardioverter-defibrillator (AICD). METHODS AND RESULTS:One hundred nine...

journal_title：Circulation

authors： Levine JH,Mellits ED,Baumgardner RA,Veltri EP,Mower M,Grunwald L,Guarnieri T,Aarons D,Griffith LS

更新日期：1991-08-01 00:00:00

abstract：:In the United States each year, >5.3 million patients present to emergency departments with chest discomfort and related symptoms. Ultimately, >1.4 million individuals are hospitalized for unstable angina and non-ST-segment elevation myocardial infarction. For emergency physicians and cardiologists alike, these patien...

journal_title：Circulation

authors： Gibler WB,Cannon CP,Blomkalns AL,Char DM,Drew BJ,Hollander JE,Jaffe AS,Jesse RL,Newby LK,Ohman EM,Peterson ED,Pollack CV,American Heart Association Council on Clinical Cardiology (Subcommittee on Acute Cardiac Care).,Council on

更新日期：2005-05-24 00:00:00

abstract：BACKGROUND:Several of the theories on the pathogenesis of atherosclerosis may be integrated into a single multifactorial one. According to this theory, the most likely sequence of events involved in early atherosclerosis is vascular dysfunction and/or injury, monocyte recruitment and macrophage formation, lipid deposit...

journal_title：Circulation

authors： Badimon JJ,Fuster V,Chesebro JH,Badimon L

更新日期：1993-03-01 00:00:00

abstract：BACKGROUND:The role of structural heart disease and sodium channel dysfunction in the induction of electrical instability in Brugada syndrome is still debated. METHODS AND RESULTS:We studied 18 consecutive patients (15 males, 3 females; mean age 42.0+/-12.4 years) with clinical phenotype of Brugada syndrome and normal...

journal_title：Circulation

authors： Frustaci A,Priori SG,Pieroni M,Chimenti C,Napolitano C,Rivolta I,Sanna T,Bellocci F,Russo MA

更新日期：2005-12-13 00:00:00

abstract：BACKGROUND:Swimming-induced pulmonary edema (SIPE) occurs during swimming or scuba diving, often in young individuals with no predisposing conditions, and its pathophysiology is poorly understood. This study tested the hypothesis that pulmonary artery and pulmonary artery wedge pressures are higher in SIPE-susceptible ...

journal_title：Circulation

authors： Moon RE,Martina SD,Peacher DF,Potter JF,Wester TE,Cherry AD,Natoli MJ,Otteni CE,Kernagis DN,White WD,Freiberger JJ

更新日期：2016-03-08 00:00:00

abstract：BACKGROUND:Previous studies have shown that thrombin is a potent though slow-acting mitogen for vascular smooth muscle cells (SMC). Because thrombin generation in vivo is accompanied by platelet activation, it has been suggested that platelet-derived factors might enhance thrombin-induced SMC proliferation. No informat...

journal_title：Circulation

authors： Zucker TP,Bönisch D,Muck S,Weber AA,Bretschneider E,Glusa E,Schrör K

更新日期：1998-02-17 00:00:00

abstract：BACKGROUND:Atherosclerosis is an inflammatory disease in which interferon (IFN)-gamma, the signature cytokine of Th1 cells, plays a central role. We investigated whether interleukin (IL)-17, the signature cytokine of Th17 cells, is also associated with human coronary atherosclerosis. METHODS AND RESULTS:Circulating IL...

journal_title：Circulation

authors： Eid RE,Rao DA,Zhou J,Lo SF,Ranjbaran H,Gallo A,Sokol SI,Pfau S,Pober JS,Tellides G

更新日期：2009-03-17 00:00:00

abstract：:Coronary heart disease (CHD) remains a leading cause of morbidity and mortality in the United States, despite our better understanding of the pathobiology of atherosclerosis, our knowledge of risk factors, the widespread availability of inexpensive cholesterol screening, and the availability of effective and well-tole...

journal_title：Circulation

authors： LaRosa JC

更新日期：2001-10-02 00:00:00

abstract：BACKGROUND:Brugada syndrome (BrS) primarily associates with the loss of sodium channel function. Previous studies showed features consistent with sodium current (INa) deficit in patients carrying desmosomal mutations, diagnosed with arrhythmogenic cardiomyopathy (or arrhythmogenic right ventricular cardiomyopathy). Exp...

journal_title：Circulation

authors： Cerrone M,Lin X,Zhang M,Agullo-Pascual E,Pfenniger A,Chkourko Gusky H,Novelli V,Kim C,Tirasawadichai T,Judge DP,Rothenberg E,Chen HS,Napolitano C,Priori SG,Delmar M

更新日期：2014-03-11 00:00:00

abstract：BACKGROUND:We previously demonstrated that reduced vagal activity and/or increased sympathetic activity identify post-myocardial infarction patients at high risk for cardiac mortality. Simple and inexpensive autonomic markers are necessary to perform autonomic screening in large populations. We tested our hypothesis th...

journal_title：Circulation

authors： Falcone C,Buzzi MP,Klersy C,Schwartz PJ

更新日期：2005-09-27 00:00:00

abstract：BACKGROUND:Myocardial injury from ischemia can be aggravated by reperfusion of the jeopardized area. The precise underlying mechanisms have not been clearly defined, but proinflammatory events, including complement activation, leukocyte adhesion, and infiltration and release of diverse mediators, probably play importan...

journal_title：Circulation

authors： Horstick G,Heimann A,Götze O,Hafner G,Berg O,Böhmer P,Becker P,Darius H,Rupprecht HJ,Loos M,Bhakdi S,Meyer J,Kempski O

更新日期：1997-02-04 00:00:00

abstract：:A histologic study was performed on 22 specimens of pulmonary atresia with ventricular septal defect to 1) ascertain the existence of the main pulmonary artery; 2) distinguish the ductus arteriosus from the systemic collateral arteries (SCA); 3) establish the nutritive or functional nature of collateral circulation; a...

journal_title：Circulation

authors： Thiene G,Frescura C,Bini RM,Valente M,Gallucci V

更新日期：1979-11-01 00:00:00

abstract：BACKGROUND:Circumferential pulmonary vein ablation (CPVA) is effective in curing atrial fibrillation (AF), but new-onset left atrial tachycardia (AT) is a potential complication. We evaluated whether a modified CPVA approach including additional ablation lines on posterior wall and the mitral isthmus would reduce the i...

journal_title：Circulation

authors： Pappone C,Manguso F,Vicedomini G,Gugliotta F,Santinelli O,Ferro A,Gulletta S,Sala S,Sora N,Paglino G,Augello G,Agricola E,Zangrillo A,Alfieri O,Santinelli V

更新日期：2004-11-09 00:00:00

abstract：BACKGROUND:Patients with anorexia nervosa exhibit abnormal myocardial repolarization and are susceptible to sudden cardiac death. Exercise testing is useful in unmasking QT prolongation in disorders associated with abnormal repolarization. We characterized QT adaptation during exercise in anorexia. METHODS AND RESULTS...

journal_title：Circulation

authors： Padfield GJ,Escudero CA,DeSouza AM,Steinberg C,Gibbs K,Puyat JH,Lam PY,Sanatani S,Sherwin E,Potts JE,Sandor G,Krahn AD

更新日期：2016-02-09 00:00:00

abstract：BACKGROUND:Insulin sensitivity and cardiovascular risk profile were examined in 20 healthy, nonobese, middle-aged men who were long-term users of nicotine-containing chewing gum and in 20 matched control subjects who did not use nicotine. METHODS AND RESULTS:Long-term use of nicotine-containing chewing gum was associa...

journal_title：Circulation

authors： Eliasson B,Taskinen MR,Smith U

更新日期：1996-09-01 00:00:00

abstract：BACKGROUND:Dilated cardiomyopathy is an important cause of morbidity and mortality among patients with congestive heart failure. Hemodynamic and prognostic characterization are critical in guiding selection of medical and surgical therapies. METHODS AND RESULTS:A cohort of 102 patients with the clinical diagnosis of d...

journal_title：Circulation

authors： Rihal CS,Nishimura RA,Hatle LK,Bailey KR,Tajik AJ

更新日期：1994-12-01 00:00:00

abstract：:The key initiating process in atherogenesis is the subendothelial retention of apolipoprotein B-containing lipoproteins. Local biological responses to these retained lipoproteins, including a chronic and maladaptive macrophage- and T-cell-dominated inflammatory response, promote subsequent lesion development. The most...

journal_title：Circulation

authors： Tabas I,Williams KJ,Borén J

更新日期：2007-10-16 00:00:00

abstract：BACKGROUND:Identification of genes that are specifically activated in restenosis lesions after percutaneous transluminal angioplasty represents a necessary step toward molecular manipulation designed to inhibit cellular proliferation responsible for such lesions. Whereas quiescent smooth muscle cells (contractile pheno...

journal_title：Circulation

authors： Leclerc G,Isner JM,Kearney M,Simons M,Safian RD,Baim DS,Weir L

更新日期：1992-02-01 00:00:00