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ABSTRACT


13 diciembre 2016

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Right Ventricular Outflow Tract Stenting in Tetralogy of Fallot Infants With Risk Factors for Early Primary Repair

Juan Pablo Sandoval, Rajiv R. Chaturvedi, Lee Benson, Gareth Morgan, Glen Van Arsdell, Osami Honjo, Christopher Caldarone, Kyong-Jin Lee

Background: Tetralogy of Fallot with cyanosis requiring surgical repair in early infancy reflects poor anatomy and is associated with more clinical instability and longer hospitalization than those who can be electively repaired later. We bridged symptomatic infants with risk factors for early primary repair by right ventricular outflow tract stenting (stent).

29 noviembre 2016

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. The IMPACT Study (Influence of Sensor-Equipped Microcatheters on Coronary Hemodynamics and the Accuracy of Physiological Indices of Functional Stenosis Severity)

Gilbert W.M. Wijntjens, Tim P. van de Hoef, Robin P. Kraak, Marcel A. Beijk, Krischan D. Sjauw, M. Marije Vis, Maribel I. Madera Cambero, Stijn L. Brinckman, Jacobus Plomp, Jan Baan, Karel T. Koch, Joanna J. Wykrzykowska, José P. Henriques, Robbert J. de Winter, Jan J. Piek

Background: The Navvus pressure sensor–equipped microcatheter allows to measure functional stenosis severity over a work-horse guidewire and is used as a more feasible alternative to regular sensor-equipped wires. However, Navvus is larger in diameter than contemporary sensor-equipped guidewires and may, thereby, influence functional measurements. The present study evaluates the hemodynamic influence of the Navvus microcatheter.

29 diciembre 2016

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Thirty-Day Readmissions After Transcatheter Aortic Valve Replacement in the United States. Insights From the Nationwide Readmissions Database

Dhaval Kolte, Sahil Khera, M. Rizwan Sardar, Neil Gheewala, Tanush Gupta, Saurav Chatterjee, Andrew Goldsweig, Wilbert S. Aronow, Gregg C. Fonarow, Deepak L. Bhatt, Adam B. Greenbaum, Paul C. Gordon, Barry Sharaf, J. Dawn Abbott

Background: Readmissions after cardiac procedures are common and contribute to increased healthcare utilization and costs. Data on 30-day readmissions after transcatheter aortic valve replacement (TAVR) are limited.

30 diciembre 2016

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Impact of Cerebrovascular Events Older Than One Year on Ischemic and Bleeding Outcomes With Cangrelor in Percutaneous Coronary Intervention

Neal N. Sawlani, Robert A. Harrington, Gregg W. Stone, Ph. Gabriel Steg, C. Michael Gibson, Christian W. Hamm, Matthew J. Price, Jayne Prats, Efthymios N. Deliargyris, Kenneth W. Mahaffey, Harvey D. White, Deepak L. Bhatt

Background: Cangrelor is a potent intravenous adenosine diphosphate–receptor antagonist that in the CHAMPION trials reduced the 48-hour and 30-day rates of ischemic events during percutaneous coronary intervention without an increase in severe bleeding.

09 enero 2017

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Bioresorbable Vascular Scaffolds for the Treatment of Chronic Total Occlusions. An International Multicenter Registry

Satoru Mitomo, Toru Naganuma, Yusuke Fujino, Hiroyoshi Kawamoto, Sandeep Basavarajaiah, Michael Pitt, Wei-Hsian Yin, Damras Tresukosol, Antonio Colombo, Sunao Nakamura

Background: There are only limited studies reporting clinical outcomes after bioresorbable vascular scaffold (BVS; Absorb; Abbott Vascular, Santa Clara, CA) implantation for coronary chronic total occlusions (CTO). The aim of this study was to evaluate the real-world feasibility and safety of BVS implantation for the treatment of CTO.

03 enero 2017

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Efficacy and Safety of Coronary Sinus Aspiration During Coronary Angiography to Attenuate the Risk of Contrast-Induced Acute Kidney Injury in Predisposed Patients

Osama Ali Diab, Mostafa Helmy, Yasser Gomaa, Reem El-Shalakany

Background: The incidence of contrast-induced acute kidney injury is strongly related to the amount of the given contrast. Our objectives were to evaluate the efficacy and safety of coronary sinus aspiration (CSA) procedure to reduce the volume of the given contrast and attenuate the risk of contrast-induced acute kidney injury.

29 diciembre 2016

CIRCULATION: CARDIOVASCULAR INTERVENTIONS. Hospital Readmission as a Transcatheter Aortic Valve Replacement Performance Measure. Too Soon?

Rajesh V. Swaminathan, Sunil V. Rao

Rising healthcare costs and the identification of high-risk patients who are frequent consumers of healthcare resources have forced a spotlight on 30-day readmission rates as a key quality metric by the Centers for Medicare and Medicaid Services. This metric has quickly gained the attention of hospital systems, which are subject to penalties for higher than expected readmission rates. Several disease processes have been tracked through the Affordable Care Act’s Hospital Readmissions Reduction Program, including acute myocardial infarction, congestive heart failure, chronic obstructive pulmonary disease, and pneumonia.1 The extensive efforts to define, track, and reduce readmission rates coupled with complex payment adjustment formulas have all been aimed at improving healthcare efficiency, quality, and value of care delivered.

09 diciembre 2016

CIRCULATION. Thrombus Aspiration in ST-Segment–Elevation Myocardial Infarction. An Individual Patient Meta-Analysis: Thrombectomy Trialists Collaboration

Sanjit S. Jolly, Stefan James, Vladimír Džavík, John A. Cairns, Karim D. Mahmoud, Felix Zijlstra, Salim Yusuf, Goran K. Olivecrona, Henrik Renlund, Peggy Gao, Bo Lagerqvist, Ashraf Alazzoni, Sasko Kedev, Goran Stankovic, Brandi Meeks, Ole Frøbert

Background: Thrombus aspiration during percutaneous coronary intervention (PCI) for the treatment of ST-segment–elevation myocardial infarction (STEMI) has been widely used; however, recent trials have questioned its value and safety. In this meta-analysis, we, the trial investigators, aimed to pool the individual patient data from these trials to determine the benefits and risks of thrombus aspiration during PCI in patients with ST-segment–elevation myocardial infarction.

09 noviembre 2016

CIRCULATION. Association of Traditional Cardiovascular Risk Factors With Venous Thromboembolism. An Individual Participant Data Meta-Analysis of Prospective Studies

Bakhtawar K. Mahmoodi, Mary Cushman, Inger Anne Næss, Matthew A. Allison, Willem Jan Bos, Sigrid K. Brækkan, Suzanne C. Cannegieter, Ron T. Gansevoort, Philimon N. Gona, Jens Hammerstrøm, John-Bjarne Hansen, Susan Heckbert, Anders G. Holst, Susan G. Lakoski, Pamela L. Lutsey, JoAnn E. Manson, Lisa W. Martin, Kunihiro Matsushita, Karina Meijer, Kim Overvad, Eva Prescott, Marja Puurunen, Jacques E. Rossouw, Yingying Sang, Marianne T. Severinsen, Jur ten Berg, Aaron R. Folsom, Neil A. Zakai

Background: Much controversy surrounds the association of traditional cardiovascular disease risk factors with venous thromboembolism (VTE).

15 septiembre 2016

EUROPEAN HEART JOURNAL. Prospective randomized comparison of clinical and angiographic outcomes between everolimus-eluting vs. zotarolimus-eluting stents for treatment of coronary restenosis in drug-eluting stents: intravascular ultrasound volumetric analysis (RESTENT-ISR trial)

Soon Jun Hong Chul Min Ahn Byeong-Keuk Kim Young-Guk Ko Seung-Ho Hur Cheol Woong Yu Seung-Jin Lee Cheol Ung Choi Je Sang Kim Jung-Han Yoon Young Joon Hong Jae-Woong Choi Seung-Hyuk Choi Yangsoo Jang Do-Sun Lim RESTENT-ISR Investigator

Aims: At present no proven standard treatment for drug-eluting stent (DES) restenosis is available, and the efficacy and safety of everolimus-eluting stent (EES) and zotarolimus-eluting stent (ZES) for DES restenosis are limited. The purpose of this prospective, randomized 9-month intracoronary ultrasound (IVUS) and 3-year clinical follow-up study was to compare the effects of EESs and ZESs on neointima volume and major adverse cardiovascular events (MACEs) such as death, myocardial infarction (MI), target lesion revascularization (TLR) and stent thrombosis in DES restenosis patients.

01 diciembre 2016

CATHETERIZATION & CARDIOVASCULAR INTERVENTIONS. Intraprocedural assessment of mitral regurgitation during the mitraclip procedure: Impact of continuous left atrial pressure monitoring

Jan Horstkotte MD, C. Kloeser MD, H. Beucher MD, E. Schwarzlaender MD, R. S. von Bardeleben MD, P. Boekstegers MD

Introduction: Intraprocedural assessment of mitral regurgitation (MR) is a challenging issue during the MitraClip procedure, which might influence not only the position but also the number of MitraClips implanted. Though transesophageal echocardiography (TEE) is the predominant tool used during the MitraClip procedure, MR assessment might be facilitated by a multimodality approach including continuous and simultaneous determination of left atrial and left ventricular (LV) pressure.

01 diciembre 2016

CATHETERIZATION & CARDIOVASCULAR INTERVENTIONS. Impact of left ventricular function on clinical outcomes of functional mitral regurgitation patients undergoing transcatheter mitral valve repair

Lorenzo Azzalini MD PhD MSC, Xavier Millán MD, Razi Khan MD, Philippe Couture MD, Anique Ducharme MD MSC, Arsène Basmadjian MD, Raoul Bonan MD, Anita W. Asgar MD

Objectives: To evaluate the impact of baseline left ventricular (LV) function on the clinical outcomes of patients with functional mitral regurgitation (FMR) treated with MitraClip.

01 diciembre 2016

CATHETERIZATION & CARDIOVASCULAR INTERVENTIONS. Ultrasound-guided femoral arterial access in pediatric cardiac catheterizations: A prospective evaluation of the prevalence, risk factors, and mechanism for acute loss of arterial pulse

John Alexander DO, Thomas Yohannan MD, Iman Abutineh BS;, Vijaykumar Agrawal MD, Hannah Lloyd RN, David Zurakowski PhD, B. Rush Waller III MD, Shyam Sathanandam MD

Objectives: The objectives of this study were to describe the prevalence, mechanisms, and identify risk factors for acute loss of arterial pulse (LOP) in children who had ultrasound-guided femoral arterial access (UGFAA) during cardiac catheterization.

01 diciembre 2016

CATHETERIZATION & CARDIOVASCULAR INTERVENTIONS. Temporal Trends in Strut-Level Optical Coherence Tomography Evaluation of Coronary Stent Coverage. A Systematic Review and Meta-Analysis

Kwan S. Lee MD, Justin Z. Lee MD, Chiu-Hsieh Hsu PhD, Muhammad Husnain MD, Haris Riaz MD, Irbaz Bin Riaz MD, Hoang Thai MD, Salvatore Cassese MD, Aloke Finn MD, Habib Samady MD, Robert A. Byrne MBBCH, PhD

Objectives: We sought to pool data from all studies with reported strut-level data in human subjects evaluated by optical coherence tomography (OCT) surveillance and to compare the aggregate data of stent strut coverage on a longitudinal temporal timeline from initial implantation for different coronary stent subtypes.

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