Radiofrequency catheter ablation of atrial flutter. Further insights into the various types of isthmus block: application to ablation during sinus rhythm.

abstract：BACKGROUND:Degeneration of xenografts or homografts is a major cause for reoperation in young patients after pulmonary valve replacement. We present the early results of fresh decellularized pulmonary homografts (DPH) implantation compared with glutaraldehyde-fixed bovine jugular vein (BJV) and cryopreserved homografts...

journal_title：Circulation

authors： Cebotari S,Tudorache I,Ciubotaru A,Boethig D,Sarikouch S,Goerler A,Lichtenberg A,Cheptanaru E,Barnaciuc S,Cazacu A,Maliga O,Repin O,Maniuc L,Breymann T,Haverich A

更新日期：2011-09-13 00:00:00

abstract：BACKGROUND:A growing body of evidence from animal studies supports the hypothesis that oxidative stress-mediated mechanisms play a central role in early atherogenesis. In contrast, clinical trials with antioxidant vitamins have not produced consistent results in humans with established atherosclerosis. METHODS AND RES...

journal_title：Circulation

authors： Cyrus T,Yao Y,Rokach J,Tang LX,Praticò D

更新日期：2003-02-04 00:00:00

abstract：BACKGROUND:Candidates for cardiac resynchronization therapy (CRT) receive either a biventricular pacemaker or a biventricular pacemaker with an implantable cardioverter-defibrillator (CRT-D). Optimal device selection remains challenging because the benefit of implantable cardioverter-defibrillator therapy may not be un...

journal_title：Circulation

authors： Lindvall C,Chatterjee NA,Chang Y,Chernack B,Jackson VA,Singh JP,Metlay JP

更新日期：2016-01-19 00:00:00

abstract：BACKGROUND:Autopsy studies in children have shown that atherosclerotic lesions begin to develop first in the intima of the aorta. Recent developments in ultrasound techniques have made it possible to visualize the intima-medial thickness of the abdominal aorta directly (aIMT). Therefore, we examined the feasibility of ...

journal_title：Circulation

authors： Järvisalo MJ,Jartti L,Näntö-Salonen K,Irjala K,Rönnemaa T,Hartiala JJ,Celermajer DS,Raitakari OT

更新日期：2001-12-11 00:00:00

abstract：:Hemodynamic and clinical evaluations of 123 patients with acute myocardial infarction were performed during the first hour of admission to the hospital. In the 123 patients, the right atrial pressure was less than 10 mm Hg in 49 patients, the right atrial oxygen saturation was less than 70% in 97 patients, the arterio...

journal_title：Circulation

authors： Ramo BW,Myers N,Wallace AG,Starmer F,Clark DO,Whalen RE

更新日期：1970-10-01 00:00:00

abstract：BACKGROUND:Cerebral protection during surgery for acute aortic dissection type A relies on hypothermic circulatory arrest, either alone or in conjunction with cerebral perfusion. METHODS AND RESULTS:The perioperative and intraoperative conditions of 1558 patients submitted from 44 cardiac surgery centers in German-spe...

journal_title：Circulation

authors： Krüger T,Weigang E,Hoffmann I,Blettner M,Aebert H,GERAADA Investigators.

更新日期：2011-07-26 00:00:00

abstract：:Twenty-one patients with documented coronary atherosclerotic heart disease were studied to determine the effect of high dose oral isosorbide dinitrate (ISDN) on heart rate, blood pressure, and exercise time until angina pectoris. Patients were tested in two phases, initially with 0.4 mg of sublingual nitroglycerin and...

journal_title：Circulation

authors： Danahy DT,Burwell DT,Aronow WS,Prakash R

更新日期：1977-02-01 00:00:00

abstract：BACKGROUND:Recombinant staphylokinase (STAR) was shown recently to offer promise for coronary arterial thrombolysis in patients with evolving myocardial infarction. The present multicenter randomized open trial was designed to assess the thrombolytic efficacy, safety, and fibrin specificity of STAR relative to accelera...

journal_title：Circulation

authors： Vanderschueren S,Barrios L,Kerdsinchai P,Van den Heuvel P,Hermans L,Vrolix M,De Man F,Benit E,Muyldermans L,Collen D

更新日期：1995-10-15 00:00:00

abstract：BACKGROUND:Two sequential biphasic shocks delivered over separate lead configurations markedly improve defibrillation efficacy compared with a single shock alone. We investigated the effect of varying the intershock interval between sequential biphasic shocks on defibrillation. METHODS AND RESULTS:Defibrillation thres...

journal_title：Circulation

authors： Johnson EE,Alferness CA,Wolf PD,Smith WM,Ideker RE

更新日期：1992-06-01 00:00:00

abstract：BACKGROUND:ACE inhibitors exert both acute and chronic beneficial effects on cardiac function (eg, remodeling, diastolic dysfunction) in experimental studies and in patients. They inhibit the formation of angiotensin II as well as the degradation of endogenous bradykinin. We recently reported that bradykinin induces se...

journal_title：Circulation

authors： Anning PB,Grocott-Mason RM,Lewis MJ,Shah AM

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:The electrocardiographic short QT-interval syndrome forms a distinct clinical entity presenting with a high rate of sudden death and exceptionally short QT intervals. The disorder has recently been linked to gain-of-function mutation in KCNH2. The present study demonstrates that this disorder is genetically ...

journal_title：Circulation

authors： Bellocq C,van Ginneken AC,Bezzina CR,Alders M,Escande D,Mannens MM,Baró I,Wilde AA

更新日期：2004-05-25 00:00:00

abstract：BACKGROUND:Aortic valve-preserving procedures have resulted in excellent outcomes in selected patients, particularly those with normal aortic valve leaflets and dilated aortic roots. However, several congenital heart lesions are associated with abnormal aortic valve leaflets. The long-term results of aortic valve repai...

journal_title：Circulation

authors： Rao V,Van Arsdell GS,David TE,Azakie A,Williams WG

更新日期：2000-11-07 00:00:00

abstract：BACKGROUND:Although c-Kit+ adult progenitor cells were initially reported to produce new cardiomyocytes in the heart, recent genetic evidence suggests that such events are exceedingly rare. However, to determine if these rare events represent true de novo cardiomyocyte formation, we deleted the necessary cardiogenic tr...

journal_title：Circulation

authors： Maliken BD,Kanisicak O,Karch J,Khalil H,Fu X,Boyer JG,Prasad V,Zheng Y,Molkentin JD

更新日期：2018-09-04 00:00:00

abstract：BACKGROUND:The accumulation of macrophage-derived foam cells in atherosclerotic lesions correlates with increased local release of matrix-degrading metalloproteinases (MMPs) and a thin fibrous cap. The activity of these enzymes is controlled by specific tissue inhibitors of metalloproteinases (TIMPs). METHODS AND RESU...

journal_title：Circulation

authors： Moreau M,Brocheriou I,Petit L,Ninio E,Chapman MJ,Rouis M

更新日期：1999-01-26 00:00:00

abstract：BACKGROUND:Several recent studies attempted to classify plaques as those prone to cause clinical manifestations (vulnerable, atheromatous plaques) or those less frequently associated with acute thrombotic complication (stable, fibrous plaques). Defining the cellular and molecular mechanisms that underlie these morpholo...

journal_title：Circulation

authors： Sukhova GK,Schönbeck U,Rabkin E,Schoen FJ,Poole AR,Billinghurst RC,Libby P

更新日期：1999-05-18 00:00:00

abstract：BACKGROUND:Perivascular adipose tissue (PVAT) surrounds most vessels and shares common features with brown adipose tissue (BAT). Although adaptive thermogenesis in BAT increases energy expenditure and is beneficial for metabolic diseases, little is known about the role of PVAT in vascular diseases such as atheroscleros...

journal_title：Circulation

authors： Chang L,Villacorta L,Li R,Hamblin M,Xu W,Dou C,Zhang J,Wu J,Zeng R,Chen YE

更新日期：2012-08-28 00:00:00

abstract：BACKGROUND:Physical activity is associated with lower risk of cardiovascular disease, but the mechanisms are uncertain. Hemostatic and inflammatory markers have been linked with risk of cardiovascular disease. We therefore examined the relationship between physical activity and hemostatic and inflammatory variables. M...

journal_title：Circulation

authors： Wannamethee SG,Lowe GD,Whincup PH,Rumley A,Walker M,Lennon L

更新日期：2002-04-16 00:00:00

abstract：BACKGROUND:Atherosclerosis is associated with immune responses to oxidized lipoproteins and certain microorganisms, but the role of specific immunity has remained unclear. METHODS AND RESULTS:To study the role of immunity in atherosclerosis, we crossed atherosclerosis-prone apoE(-/-) mice with immunodeficient scid/sci...

journal_title：Circulation

authors： Zhou X,Nicoletti A,Elhage R,Hansson GK

更新日期：2000-12-12 00:00:00

abstract：BACKGROUND:Few data are available on the impact of heart failure (HF) across all types of acute coronary syndromes (ACS). METHODS AND RESULTS:The Global Registry of Acute Coronary Events (GRACE) is a prospective study of patients hospitalized with ACS. Data from 16 166 patients were analyzed: 13 707 patients without p...

journal_title：Circulation

authors： Steg PG,Dabbous OH,Feldman LJ,Cohen-Solal A,Aumont MC,López-Sendón J,Budaj A,Goldberg RJ,Klein W,Anderson FA Jr,Global Registry of Acute Coronary Events Investigators.

更新日期：2004-02-03 00:00:00

abstract：BACKGROUND:Noninvasively assessed pulmonary pressure elevations and left ventricular (LV) diastolic dysfunction are associated with increased mortality in adults with sickle cell disease, but their relationship to exercise intolerance has not been evaluated prospectively. METHODS AND RESULTS:Echocardiography, 6-minute...

journal_title：Circulation

authors： Sachdev V,Kato GJ,Gibbs JS,Barst RJ,Machado RF,Nouraie M,Hassell KL,Little JA,Schraufnagel DE,Krishnamurti L,Novelli EM,Girgis RE,Morris CR,Rosenzweig EB,Badesch DB,Lanzkron S,Castro OL,Taylor JG 6th,Hannoush H,Gold

更新日期：2011-09-27 00:00:00

abstract：BACKGROUND:Systemic delivery of bone marrow-derived mesenchymal stem cells (BM-MSCs) is an attractive approach for myocardial repair. We aimed to test this strategy in a rat model after myocardial infarction (MI). METHODS AND RESULTS:BM-MSCs were obtained from rat bone marrow, expanded in vitro to a purity of >50%, an...

journal_title：Circulation

authors： Barbash IM,Chouraqui P,Baron J,Feinberg MS,Etzion S,Tessone A,Miller L,Guetta E,Zipori D,Kedes LH,Kloner RA,Leor J

更新日期：2003-08-19 00:00:00

abstract：:Syncope and sudden death occurs in certain purebred Pug dogs which have been found to have intermittent sinus pauses and paroxysmal second degree heart block on electrocardiographic (ECG) study. We have established a colony of such dogs to study this problem and here report the results of histological examination of t...

journal_title：Circulation

authors： James TN,Robertson BT,Waldo AL,Branch CE

更新日期：1975-12-01 00:00:00

abstract：BACKGROUND:Bone marrow implantation (BMI) was shown to enhance angiogenesis in a rat ischemic heart model. This preclinical study using a swine model was designed to test the safety and therapeutic effectiveness of BMI. METHODS AND RESULTS:BM-derived mononuclear cells (BM-MNCs) were injected into a zone made ischemic ...

journal_title：Circulation

authors： Kamihata H,Matsubara H,Nishiue T,Fujiyama S,Tsutsumi Y,Ozono R,Masaki H,Mori Y,Iba O,Tateishi E,Kosaki A,Shintani S,Murohara T,Imaizumi T,Iwasaka T

更新日期：2001-08-28 00:00:00

abstract：:A quantitative analysis of adventitial inflammation of the coronary artery with intimal lesions is described in 12 patients who suffered coronary death and had had unstable angina (crescendo angina) at rest (group 1). After autopsy in these patients we examined epon-embedded cross sections by light and electron micros...

journal_title：Circulation

authors： Kohchi K,Takebayashi S,Hiroki T,Nobuyoshi M

更新日期：1985-04-01 00:00:00

abstract：BACKGROUND:Survival of children with in-hospital cardiac arrest that does not respond to conventional cardiopulmonary resuscitation (CPR) is poor. We report on survival and early neurological outcomes of children with heart disease supported with rapid-response extracorporeal membrane oxygenation (ECMO) to aid cardiopu...

journal_title：Circulation

authors： Kane DA,Thiagarajan RR,Wypij D,Scheurer MA,Fynn-Thompson F,Emani S,del Nido PJ,Betit P,Laussen PC

更新日期：2010-09-14 00:00:00

abstract：BACKGROUND:The mechanisms of simple faint remain elusive. We propose that postural fainting is related to excessive thoracic hypovolemia and splanchnic hypervolemia during orthostasis compared with healthy subjects. METHODS AND RESULTS:We studied 34 patients 12 to 22 years old referred for multiple episodes of postura...

journal_title：Circulation

authors： Stewart JM,McLeod KJ,Sanyal S,Herzberg G,Montgomery LD

更新日期：2004-10-26 00:00:00

abstract：:Several conditions that contribute to drowning and near drowning must be considered in the treatment of near-drowned victims. Regardless of the cause, mechanical ventilation should begin as soon as possible and closed-chest cardiac massage should be administered when there is any question about the adequacy of cardiac...

journal_title：Circulation

authors： Modell JH

更新日期：1986-12-01 00:00:00

abstract：BACKGROUND:Brain natriuretic peptide (BNP), as a cardiac hormone, is expressed together with atrial natriuretic peptide (ANP) in the ventricles in congestive heart failure. However, the ventricular expression of BNP in hypertrophic cardiomyopathy (HCM) with normal systolic function is still unclear. METHODS AND RESULT...

journal_title：Circulation

authors： Hasegawa K,Fujiwara H,Doyama K,Miyamae M,Fujiwara T,Suga S,Mukoyama M,Nakao K,Imura H,Sasayama S

更新日期：1993-08-01 00:00:00

abstract：:Intravascular ultrasound imaging is a promising new method for assessing vascular morphology. We evaluated the capability of intravascular ultrasound to quantify pulmonary artery (PA) morphology in vitro and explored the feasibility of in vivo PA imaging in animals and humans. In the in vitro study of 15 PA segments, ...

journal_title：Circulation

authors： Pandian NG,Weintraub A,Kreis A,Schwartz SL,Konstam MA,Salem DN

更新日期：1990-06-01 00:00:00

abstract：BACKGROUND:There are few data regarding medium-term outcome of coronary artery bypass grafting (CABG) in patients with severe left ventricular (LV) systolic dysfunction, particularly in the modern era, and even less assessing preoperative factors that might identify patients at highest risk. METHODS AND RESULTS:Three ...

journal_title：Circulation

authors： Hillis GS,Zehr KJ,Williams AW,Schaff HV,Orzulak TA,Daly RC,Mullany CJ,Rodeheffer RJ,Oh JK

更新日期：2006-07-04 00:00:00