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ESTUDIOS


31 marzo 2016

EUROPEAN HEART JOURNAL. Early clinical and echocardiographic outcomes after SAPIEN 3 transcatheter aortic valve replacement in inoperable, high-risk and intermediate-risk patients with aortic stenosis

Susheel Kodali, Vinod H. Thourani, Jonathon White, S. Chris Malaisrie, Scott Lim, Kevin L. Greason, Mathew Williams, Mayra Guerrero, Andrew C. Eisenhauer, Samir Kapadia, Dean J. Kereiakes, Howard C. Herrmann, Vasilis Babaliaros, Wilson Y. Szeto, Rebecca T. Hahn, Philippe Pibarot, Neil J. Weissman, Jonathon Leipsic, Philipp Blanke, Brian K. Whisenant, Rakesh M. Suri, Raj R. Makkar, Girma M. Ayele, Lars G. Svensson, John G. Webb, Michael J. Mack, Craig R. Smith, Martin B. Leon

Aims: Based on randomized trials using first-generation devices, transcatheter aortic valve replacement (TAVR) is well established in the treatment of high-risk (HR) patients with severe aortic stenosis (AS). To date, there is a paucity of adjudicated, prospective data evaluating outcomes with newer generation devices and in lower risk patients. We report early outcomes of a large, multicentre registry of inoperable, HR, and intermediate-risk (IR) patients undergoing treatment with the next-generation SAPIEN 3 transcatheter heart valve (THV).

29 junio 2016

EUROPEAN HEART JOURNAL. Two-year outcomes of patients with newly diagnosed atrial fibrillation: results from GARFIELD-AF

Jean-Pierre Bassand, Gabriele Accetta, Alan John Camm, Frank Cools, David A. Fitzmaurice, Keith A.A. Fox, Samuel Z. Goldhaber, Shinya Goto, Sylvia Haas, Werner Hacke, Gloria Kayani, Lorenzo G. Mantovani, Frank Misselwitz, Hugo ten Cate, Alexander G.G. Turpie, Freek W.A. Verheugt, Ajay K. Kakkar on behalf of for the GARFIELD-AF Investigators

Aims: The relationship between outcomes and time after diagnosis for patients with non-valvular atrial fibrillation (NVAF) is poorly defined, especially beyond the first year.

28 abril 2016

EUROPEAN HEART JOURNAL. Myocardial blush and microvascular reperfusion following manual thrombectomy during percutaneous coronary intervention for ST elevation myocardial infarction: insights from the TOTAL trial

Vinoda Sharma, Sanjit S. Jolly, Tahir Hamid, Divyesh Sharma, Joseph Chiha, William Chan, Felipe Fuchs, Sanh Bui, Peggy Gao, Saleem Kassam, Raymond C.M. Leung, David Horák, Hannu O. Romppanen, Magdi El–Omar, Saqib Chowdhary, Goran Stanković, Saško Kedev, Michael J. Rokoss, Tej Sheth, Vladimír Džavík, Christopher B. Overgaard

Aims: Thrombectomy during primary percutaneous coronary intervention (PPCI) for ST elevation myocardial infarction (STEMI) has been thought to be an effective therapy to prevent distal embolization and improve microvascular perfusion. The TOTAL trial (N = 10 732), a randomized trial of routine manual thrombectomy vs. PCI alone in STEMI, showed no difference in the primary efficacy outcome. This angiographic sub-study was performed to determine if thrombectomy improved microvascular perfusion as measured by myocardial blush grade (MBG).

04 mayo 2016

EUROPEAN HEART JOURNAL. Strategies to attenuate micro-vascular obstruction during P-PCI: the randomized reperfusion facilitated by local adjunctive therapy in ST-elevation myocardial infarction trial

Sheraz A. Nazir, Gerry P. McCann, John P. Greenwood, Vijay Kunadian, Jamal N. Khan, Islam Z. Mahmoud, Daniel J. Blackman, Martin Been, Keith R. Abrams, Lorraine Shipley, Robert Wilcox, A.A. Jennifer Adgey, Anthony H. Gershlick

Background: Microvascular obstruction (MVO) following primary percutaneous coronary intervention (PPCI) treatment of ST-segment elevation myocardial infarction (STEMI) contributes to infarct expansion, left ventricular (LV) remodelling, and worse clinical outcomes. The REFLO-STEMI trial tested whether intra-coronary (IC) high-dose adenosine or sodium nitroprusside (SNP) reduce infarct size and/or MVO determined by cardiac magnetic resonance (CMR).

29 abril 2015

EUROPEAN HEART JOURNAL. Bone marrow-derived mesenchymal stromal cell treatment in patients with severe ischaemic heart failure: a randomized placebo-controlled trial (MSC-HF trial)

Anders Bruun Mathiasen, Abbas Ali Qayyum, Erik Jørgensen, Steffen Helqvist, Anne Fischer-Nielsen, Klaus F. Kofoed, Mandana Haack-Sørensen, Annette Ekblond, Jens Kastrup

Aims: Regenerative treatment with mesenchymal stromal cells (MSCs) has been promising in patients with ischaemic heart failure but needs confirmation in larger randomized trials. We aimed to study effects of intra-myocardial autologous bone marrow-derived MSC treatment in patients with severe ischaemic heart failure.

20 abril 2015

EUROPEAN HEART JOURNAL. Bleeding and stent thrombosis on P2Y12-inhibitors: collaborative analysis on the role of platelet reactivity for risk stratification after percutaneous coronary intervention

Dániel Aradi, Ajay Kirtane, Laurent Bonello, Paul A. Gurbel, Udaya S. Tantry, Kurt Huber, Matthias K. Freynhofer, Jurrien ten Berg, Paul Janssen, Dominick J. Angiolillo, Jolanta M. Siller-Matula, Rossella Marcucci, Giuseppe Patti, Fabio Mangiacapra, Marco Valgimigli, Olivier Morel, Tullio Palmerini, Matthew J. Price, Thomas Cuisset, Adnan Kastrati, Gregg W. Stone, Dirk Sibbing

Aims: Although platelet reactivity during P2Y12-inhibitors is associated with stent thrombosis (ST) and bleeding, standardized and clinically validated thresholds for accurate risk stratification after percutaneous coronary intervention (PCI) are lacking. We sought to determine the prognostic value of low platelet reactivity (LPR), optimal platelet reactivity (OPR), or high platelet reactivity (HPR) by applying uniform cut-off values for standardized devices.

12 abril 2015

EUROPEAN HEART JOURNAL. The future of transcatheter mitral valve interventions: competitive or complementary role of repair vs. replacement?

Francesco Maisano, Ottavio Alfieri, Shmuel Banai, Maurice Buchbinder, Antonio Colombo, Volkmar Falk, Ted Feldman, Olaf Franzen, Howard Herrmann, Saibal Kar, Karl-Heinz Kuck, Georg Lutter, Michael Mack, Georg Nickenig, Nicolo Piazza, Mark Reisman, Carlos E. Ruiz, Joachim Schofer, Lars Søndergaard, Gregg W. Stone, Maurizio Taramasso, Martyn Thomas, Alec Vahanian, John Webb, Stephan Windecker, Martin B. Leon

Abstract: Transcatheter mitral interventions has been developed to address an unmet clinical need and may be an alternative therapeutic option to surgery with the intent to provide symptomatic and prognostic benefit. Beyond MitraClip therapy, alternative repair technologies are being developed to expand the transcatheter intervention armamentarium.

18 febrero 2015

EUROPEAN HEART JOURNAL. Plaque rupture and intact fibrous cap assessed by optical coherence tomography portend different outcomes in patients with acute coronary syndrome

Giampaolo Niccoli, Rocco A. Montone, Luca Di Vito, Mario Gramegna, Hesham Refaat, Giancarla Scalone, Antonio M. Leone, Carlo Trani, Francesco Burzotta, Italo Porto, Cristina Aurigemma, Francesco Prati, Filippo Crea

Aims: Patients presenting with acute coronary syndrome (ACS) may have different plaque morphologies at the culprit lesion. In particular, plaque rupture (PR) has been shown as the more frequent culprit plaque morphology in ACS. However, its prognostic value is still unknown. In this study, we evaluated the prognostic value of PR, compared with intact fibrous cap (IFC), in patients with ACS.

28 septiembre 2014

EUROPEAN HEART JOURNAL. Transcatheter heart valve failure: a systematic review

Darren Mylotte, Ali Andalib, Pascal Thériault-Lauzier, Magdalena Dorfmeister, Mina Girgis, Waleed Alharbi, Michael Chetrit, Christos Galatas, Samuel Mamane, Igal Sebag, Jean Buithieu, Luc Bilodeau, Benoit de Varennes, Kevin Lachapelle, Ruediger Lange, Giuseppe Martucci, Renu Virmani, Nicolo Piazza

Aims: A comprehensive description of transcatheter heart valve (THV) failure has not been performed. We undertook a systematic review to investigate the aetiology, diagnosis, management, and outcomes of THV failure.

24 mayo 2016

CIRCULATION. Individualizing Duration of Dual Antiplatelet Therapy After Acute Coronary Syndrome or Percutaneous Coronary Intervention

Akshay Bagai, Deepak L. Bhatt, John W. Eikelboom, G.B. John Mancini, Eric A. Cohen, Ram Vijayaraghavan, Asim N. Cheema, Jacob A. Udell, Joel Niznick, Jean-Francois Tanguay, Subodh Verma and Shamir R. Mehta

Introduction: Clinical Presentation 1: A 68-year-old man with a history of treated dyslipidemia was admitted with non–ST-segment–elevation myocardial infarction (MI). Coronary angiography showed a thrombotic subtotal occlusion of the proximal dominant right coronary artery and 50% stenosis in the mid left anterior descending and first obtuse marginal arteries. He underwent percutaneous coronary intervention (PCI) to the proximal right coronary artery with a second-generation drug-eluting stent (DES). How do you decide on the duration of dual antiplatelet therapy (DAPT) in this individual?

12 julio 2016

CIRCULATION. Congenital Heart Defects in the United States. Estimating the Magnitude of the Affected Population in 2010

Suzanne M. Gilboa, Owen J. Devine, James E. Kucik, Matthew E. Oster, Tiffany Riehle-Colarusso, Wendy N. Nembhard, Ping Xu, Adolfo Correa, Kathy Jenkins and Ariane J. Marelli

Background: Because of advancements in care, there has been a decline in mortality from congenital heart defects (CHDs) over the past several decades. However, there are no current empirical data documenting the number of people living with CHDs in the United States. Our aim was to estimate the CHD prevalence across all age groups in the United States in the year 2010.

12 julio 2016

CIRCULATION. One-Year Clinical Outcomes With SAPIEN 3 Transcatheter Aortic Valve Replacement in High-Risk and Inoperable Patients With Severe Aortic Stenosis

Howard C. Herrmann, Vinod H. Thourani, Susheel K. Kodali, Raj R. Makkar, Wilson Y. Szeto, Saif Anwaruddin, Nimesh Desai, Scott Lim, S. Chris Malaisrie, Dean J. Kereiakes, Steven Ramee, Kevin L. Greason, Samir Kapadia, Vasilis Babaliaros, Rebecca T. Hahn, Philippe Pibarot, Neil J. Weissman, Jonathon Leipsic, Brian K. Whisenant, John G. Webb, Michael J. Mack and Martin B. Leon and For the PARTNER Investigators

Background: In the initial PARTNER trial (Placement of Aortic Transcatheter Valves) of transcatheter aortic valve replacement for high-risk (HR) and inoperable patients, mortality at 1 year was 24% in HR and 31% in inoperable patients. A recent report of the 30-day outcomes with the low-profile SAPIEN 3 transcatheter aortic valve replacement system demonstrated very low rates of adverse events, but little is known about the longer-term outcomes with this device.

19 julio 2016

CIRCULATION. Transapical Beating-Heart Mitral Valve Repair With an Expanded Polytetrafluoroethylene Cordal Implantation Device. Initial Clinical Experience

James S. Gammie, Peter Wilson, Krzysztof Bartus, Andrzej Gackowski, Judy Hung, Michael N. D’Ambra, Piotr Kolsut, Gregory J. Bittle, Piotr Szymanski, Jerzy Sadowski, Boguslaw Kapelak, Agata Bilewska, Mariusz Kusmierczyk and Mehrdad Ghoreishi

Background: Degenerative mitral valve (MV) disease is a common cause of severe mitral regurgitation (MR) and accounts for the majority of MV operations. Conventional MV surgery requires cardiopulmonary bypass, aortic cross-clamping, cardioplegia, and a thoracotomy or sternotomy and, therefore, is associated with significant disability, risks, and unpredictable rates of MV repair. Transesophageal echocardiography–guided beating-heart MV repair with expanded polytetrafluoroethylene cordal insertion has the potential to significantly reduce surgical morbidity. We report the first-in-human clinical experience with a novel preformed expanded polytetrafluoroethylene knot implantation device (Harpoon TSD-5) designed to treat degenerative MR.

19 julio 2016

CIRCULATION. Long-Term Outcomes From Acute Rheumatic Fever and Rheumatic Heart Disease. A Data-Linkage and Survival Analysis Approach

Vincent Y.F. He, John R. Condon, Anna P. Ralph, Yuejen Zhao, Kathryn Roberts, Jessica L. de Dassel, Bart J. Currie, Marea Fittock, Keith N. Edwards and Jonathan R. Carapetis

Background: We investigated adverse outcomes for people with acute rheumatic fever (ARF) and rheumatic heart disease (RHD) and the effect of comorbidities and demographic factors on these outcomes.

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