874 results match your criteria: "Thorax center[Affiliation]"

Background:  Pulmonary complications are among the main causes of increased mortality, and morbidity, as well as prolonged intensive care unit (ICU) and hospital stay after cardiac surgery. Recently, a sternum-sparing concept of minimally invasive total coronary revascularization via anterior minithoracotomy (TCRAT) was introduced. A higher risk of pulmonary injury could be anticipated due to the thoracic incision and the longer duration of surgery.

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Background: Mean platelet volume (MPV) is a widely available laboratory index, however its prognostic significance in patients with coronary artery disease (CAD) is still unclear. We intended to investigate and pool the evidence on the prognostic utility of admission MPV in predicting clinical outcomes in patients with CAD.

Methods: PubMed, Web of Science, and Scopus were the major databases used for literature search.

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IGFBP7: From Senescence Biomarker to a Vaccine for Heart Failure.

Circulation

July 2024

Erasmus MC, Cardiovascular Institute, Thorax Center, Department of Cardiology, Rotterdam, the Netherlands.

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Left ventricular strain-volume loops in bicuspid aortic valve disease: new insights in cardiomechanics.

Eur Heart J Imaging Methods Pract

April 2024

Department of Cardiology, Erasmus MC, Cardiovascular Institute, Thorax Center, Rotterdam, The Netherlands.

Aims: By combining temporal changes in left ventricular (LV) global longitudinal strain (GLS) with LV volume, LV strain-volume loops can assess cardiac function across the cardiac cycle. This study compared LV strain-volume loops between bicuspid aortic valve (BAV) patients and controls, and investigated the loop's prognostic value for clinical events.

Methods And Results: From a prospective cohort of congenital heart disease patients, BAV patients were selected and compared with healthy volunteers, who were matched for age and sex at group level.

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Article Synopsis
  • The study investigates the unique heart failure (HF) characteristics in patients with obesity by analyzing 4210 circulating proteins to identify obesity-specific biomarkers in those with reduced ejection fraction (HFrEF).
  • Out of 373 patients monitored over a median of 2.1 years, 26% were classified as obese, and 30% experienced critical heart failure outcomes, showing subtle differences in prognosis between obese and non-obese groups.
  • A total of 141 proteins linked to obesity were identified, with 50 of those associated with heart failure outcomes, indicating that these proteins could enhance healthcare strategies for managing obesity-related heart failure and suggest pathways for further research.
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Aim: Senescence is a major risk factor for heart failure (HF), and insulin-like growth factor-binding protein-7 (IGFBP7) has been identified as an important senescence-inducing factor. The aim of this study was to examine the value of baseline and repeat IGFBP7 measurements in predicting future HF among community-dwelling Dutch adults from the Prevention of Renal and Vascular End-stage Disease (PREVEND) study.

Methods And Results: Individuals without prevalent HF who attended PREVEND visits 2 and 4 median of 5.

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Circulating proteins may provide insights into the varying biological mechanisms involved in heart failure (HF) with preserved ejection fraction (HFpEF) and reduced ejection fraction (HFrEF). We aimed to identify specific proteomic patterns for HF, by comparing proteomic profiles across the ejection fraction spectrum. We investigated 4210 circulating proteins in 739 patients with normal (Stage A/Healthy) or elevated (Stage B) filling pressures, HFpEF, or ischemic HFrEF (iHFrEF).

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Article Synopsis
  • The study investigated the prevalence of cardiac surgery-associated acute kidney injury (CSA-AKI) in patients undergoing septal myectomy for hypertrophic obstructive cardiomyopathy (HOCM).
  • CSA-AKI occurred in 45% of the patients, with most cases classified as stage I or II, indicating that it was generally a transient issue with complete recovery of kidney function.
  • The analysis revealed no significant phenotypical or perioperative risk factors associated with CSA-AKI, although the use of beta-blockers and the presence of coronary artery disease were more common in this group.
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It is unclear whether other cardiac biomarkers than NT-proBNP can be useful in the risk stratification of patients weaning from mechanical ventilation. The aim of this study is to summarize the role of ischemic cardiac biomarkers in predicting spontaneous breathing trial (SBT) or extubation failure. : We systematically searched Embase, MEDLINE, Web of Science, and Cochrane Central for studies published before January 2024 that reported the association between ischemic cardiac biomarkers and SBT or extubation failure.

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Purpose Of Review: The purpose of this review is to explain the value of computational physiological modeling for in-depth understanding of the complex derangements of cardiopulmonary pathophysiology during cardiogenic shock, particularly when treated with temporary mechanical circulatory support (tMCS) devices.

Recent Findings: Computational physiological models have evolved in recent years and can provide a high degree of clinical realism in the simulation of cardiogenic shock and related conservative and interventional therapies. These models feature a large spectrum of practically relevant hemodynamic and respiratory parameters tunable to patient-specific disease states as well as adjustable to medical therapies and support device settings.

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Inferior outcomes with ACURATE neo, a self-expanding transcatheter heart valve (THV) for the treatment of severe aortic stenosis, were mainly driven by higher rates of moderate/severe paravalvular leak (PVL). To overcome this limitation, the next-generation ACURATE neo2 features a 60% larger external sealing skirt. Data on long-term performance are limited; however, clinical evidence suggests improved short-term performance which is comparable to contemporary THVs.

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Article Synopsis
  • Bifurcation involvement in chronic total occlusion (CTO) percutaneous coronary intervention (PCI) is a significant challenge, but this factor hasn't been widely studied or included in existing scoring systems.
  • An analysis of 3,948 CTO-PCI procedures from 92 European centers revealed that 33% of these cases involved bifurcation lesions, which were generally more complex and required more sophisticated devices, resulting in higher radiation and contrast exposure.
  • Despite comparable overall technical success rates between bifurcation and non-bifurcation lesions, bifurcation lesions located within the CTO segment faced significantly lower success rates, making it crucial to consider their presence in future PCI assessments.
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Article Synopsis
  • Recent trials indicate that immediate complete revascularization (ICR) may be a safe alternative to staged complete revascularization (SCR) for treating acute coronary syndrome, but the timing of procedures (on- versus off-hours) may impact results.
  • In the BIOVASC trial, 1,097 patients were treated during on-hours while 428 were treated off-hours; off-hour patients were more likely to have severe conditions, such as ST-segment elevation myocardial infarction.
  • The study found no significant differences in outcomes between ICR and SCR for patients treated on- or off-hours, suggesting that both strategies are equally effective regardless of when the treatment is administered.
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Patients undergoing veno-arterial extracorporeal membrane oxygenation (VA-ECMO) typically suffer from cardiogenic pulmonary edema and lung atelectasis, which can exacerbate right ventricular (RV) dysfunction through an increase in lung elastance and RV afterload. Invasive mechanical ventilation settings, and positive end-expiratory pressure (PEEP) in particular, can help to improve RV performance by optimizing lung recruitment and minimizing alveolar overdistention. In this report, we present a VA-ECMO supported patient in whom in vivo RV pressure-volume (PV) loops were measured during a decremental PEEP trial, leading to the identification of an optimum PEEP level from a cardio-respiratory viewpoint.

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Machine learning-based analysis of non-invasive measurements for predicting intracardiac pressures.

Eur Heart J Digit Health

May 2024

Department of Cardiology, Erasmus MC, Cardiovascular Institute, Thorax Center, Doctor Molewaterplein 40, 3015 GD Rotterdam, The Netherlands.

Aims: Early detection of congestion has demonstrated to improve outcomes in heart failure (HF) patients. However, there is limited access to invasively haemodynamic parameters to guide treatment. This study aims to develop a model to estimate the invasively measured pulmonary capillary wedge pressure (PCWP) using non-invasive measurements with both traditional statistics and machine learning (ML) techniques.

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Background: Primary coronary slow flow (CSF) is defined as delayed opacification of the distal epicardial vasculature during coronary angiography in the absence of relevant coronary artery stenoses. Microvascular disease is thought to be the underlying cause of this pathology. Epicardial fat tissue (EFT) is an active endocrine organ directly surrounding the coronary arteries that provides pro-inflammatory factors to the adjacent tissue by paracrine and vasocrine mechanisms.

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Aims: Type 2 diabetes (T2D) and heart failure (HF) frequently coexist, but whether clinical outcomes and treatment effects of sodium-glucose cotransporter 2 inhibitors (SGLT2i) vary in relation to background glucose-lowering therapy (GLT) in this population is uncertain.

Methods And Results: DELIVER randomized patients with HF and left ventricular ejection fraction (LVEF) >40% to dapagliflozin or placebo. The primary outcome was a composite of worsening HF (HF hospitalization or urgent HF visit) or cardiovascular death.

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Mineralocorticoid Receptor Antagonists in Patients With Heart Failure and Impaired Renal Function.

J Am Coll Cardiol

June 2024

British Heart Foundation Cardiovascular Research Centre, University of Glasgow, Glasgow, United Kingdom. Electronic address:

Background: Kidney dysfunction often leads to reluctance to start or continue life-saving heart failure (HF) therapy.

Objectives: This study sought to examine the efficacy and safety of mineralocorticoid receptor antagonists (MRAs) in patients with HF with reduced ejection fraction experiencing significant kidney dysfunction.

Methods: We pooled individual patient data from the RALES (Randomized Aldactone Evaluation Study) and EMPHASIS-HF (Eplerenone in Mild Patients Hospitalization and Survival Study in Heart Failure) trials.

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Article Synopsis
  • The TITRATE-HF study investigates the real-world application and barriers to guideline-directed medical therapy (GDMT) for heart failure patients, aligning with the 2021 ESC HF guidelines and 2023 updates.
  • Conducted in the Netherlands, the study involved 4,288 patients, highlighting that while 44% of chronic and worsening heart failure patients received quadruple therapy, only 1% achieved target doses for all drug classes.
  • The findings indicate that there is significant room for improvement in GDMT usage and dosing, emphasizing the need for enhanced strategies in heart failure management.
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Venoarterial extracorporeal membrane oxygenation (VA ECMO) has become a standard of care for severe cardiogenic shock, refractory cardiac arrest and related impending multiorgan failure. The widespread clinical use of this complex temporary circulatory support modality is still contrasted by a lack of formal scientific evidence in the current literature. This might at least in part be attributable to VA ECMO related complications, which may significantly impact on clinical outcome.

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The plasma proteome is linked with left ventricular and left atrial function parameters in patients with chronic heart failure.

Eur Heart J Cardiovasc Imaging

August 2024

Department of Cardiology, Erasmus MC, Thorax Center, Cardiovascular Institute, University Medical Center Rotterdam, Room Na-316, PO Box 2040 3000 CA Rotterdam, The Netherlands.

Aims: Examining the systemic biological processes in the heterogeneous syndrome of heart failure with reduced ejection fraction (HFrEF), as reflected by circulating proteins, in relation to echocardiographic characteristics, may provide insights into heart failure pathophysiology. We investigated the link of 4210 repeatedly measured circulating proteins with repeatedly measured echocardiographic parameters as well as with elevated left atrial pressure (LAP), in patients with HFrEF, to provide insights into underlying mechanisms.

Methods And Results: In 173 patients with HFrEF, we performed 6-monthly echocardiography and trimonthly blood sampling during a median follow-up of 2.

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Background: Chronic total coronary occlusions (CTO) substantially increase the risk for sudden cardiac death. Among patients with chronic ischemic heart disease at risk for sudden cardiac death, an implantable cardioverter defibrillator (ICD) is the favored therapy for primary prevention of sudden cardiac death. This study sought to investigate the impact of CTOs on the risk for appropriate ICD shocks and mortality within a nationwide prospective cohort.

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Aims: Remote haemodynamic monitoring with an implantable pulmonary artery (PA) sensor has been shown to reduce heart failure (HF) hospitalizations and improve quality of life. Cost-effectiveness analyses studying the value of remote haemodynamic monitoring in a European healthcare system with a contemporary standard care group are lacking.

Methods And Results: A Markov model was developed to estimate the cost-effectiveness of PA-guided therapy compared to the standard of care based upon patient-level data of the MONITOR-HF trial performed in the Netherlands in patients with chronic HF (New York Heart Association class III and at least one previous HF hospitalization).

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The future of valvular heart disease assessment and therapy.

Lancet

April 2024

Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, Netherlands; Institute for Complex Molecular Systems, Eindhoven University of Technology, Eindhoven, Netherlands.

Valvular heart disease (VHD) is becoming more prevalent in an ageing population, leading to challenges in diagnosis and management. This two-part Series offers a comprehensive review of changing concepts in VHD, covering diagnosis, intervention timing, novel management strategies, and the current state of research. The first paper highlights the remarkable progress made in imaging and transcatheter techniques, effectively addressing the treatment paradox wherein populations at the highest risk of VHD often receive the least treatment.

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