Publications by authors named "Jose Alberto DE Agustin"

Introduction And Aims: Tricuspid regurgitation (TR) induced by the implantation of cardiac implantable electronic devices (CIED) is an increasingly common cause of severe TR. Our aim was to describe the echocardiographic phenotypic characteristics of CIED-induced severe TR.

Methods: Retrospective cohort study that included patients with severe TR related to CIED diagnosed in the cardiac imaging unit of a Spanish tertiary hospital.

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  • A study evaluated the effectiveness of closing a patent foramen ovale (PFO) after a cryptogenic stroke, comparing those who had it done within 9 months (early closure) to those who had it done after 9 months (delayed closure).
  • The research found no significant differences in recurrence rates of cerebrovascular events or systemic embolisms between the early and delayed closure groups, indicating similar outcomes regardless of when the procedure was performed.
  • The results suggest that PFO closure might be beneficial even in patients with a cryptogenic event that occurred more than 9 months ago, challenging the notion that the timing of the closure is critical.
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Introduction And Objectives: There is limited evidence to identify the most accurate method for measuring the mitral valve area (MVA) after percutaneous edge-to-edge mitral repair. Our objective was to evaluate the optimal method in this context and its correlation with the mean transmitral gradient.

Methods: A registry of patients undergoing percutaneous mitral repair was conducted, analyzing different methods of measuring MVA and their correlation with the mean gradient.

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Background: Intramyocardial dissection (ID) is an extremely rare myocardial infarction mechanical complication. Although both clinical and imaging assessment of this rare condition remains a challenge, recent multimodality imaging techniques may help to confirm and to assess the progressive nature of the disease. Diagnosis may be reached in different stages, from as early as the intramyocardial dissecting haematoma to the severe false-pseudoaneurysm.

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Introduction And Objectives: Diffuse homogeneous hypoechoic leaflet thickening, with a wavy leaflet motion documented by transesophageal echocardiography (TEE), has been described in some cases of prosthetic valve endocarditis (PVE) involving aortic bioprosthesis (AoBio-PVE). This echocardiographic finding has been termed valvulitis. We aimed to estimate the prevalence of valvulitis, precisely describe its echocardiographic characteristics, and determine their clinical significance in patients with AoBio-PVE.

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This review article describes in depth the current usefulness of transesophageal echocardiography in patients who undergo transcatheter aortic valve replacement. Pre-intervention, 3D-transesophageal echocardiography allows us to accurately evaluate the aortic valve morphology and to measure the valve annulus, helping us to choose the appropriate size of the prosthesis, especially useful in cases where the computed tomography is not of adequate quality. Although it is not currently used routinely during the intervention, it remains essential in those cases of greater complexity, such as for patients with greater calcification and bicuspid valve, mechanical mitral prosthesis, and "valve in valve" procedures.

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  • This study investigates the use of myocardial strain (LVGLS) as a prognostic tool for selecting candidates for mitral transcatheter edge-to-edge valve repair in patients with severely reduced left ventricular ejection fraction (LVEF ≤40%).
  • A total of 172 patients were examined, and results showed high procedural success (96.5%) and significant improvements in heart failure outcomes after one year, with 82.5% maintaining a lower grade of mitral regurgitation (MR).
  • The findings indicate that LVGLS is a crucial factor in predicting cardiovascular mortality, particularly in patients with very low LVEF, suggesting its utility in identifying those at higher risk and optimizing treatment
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Aims: Cardiac damage staging has been postulated as a prognostic tool in patients undergoing transcatheter aortic valve replacement (TAVR). The aims of our study are (i) to validate cardiac damage staging systems previously described to stratify patients with aortic stenosis (AS), (ii) to identify independent risk factors for 1-year mortality in patients with severe AS undergoing TAVR, and (iii) to develop a novel staging model and compare its predictive performance to that of the above mentioned.

Methods And Results: Patients undergoing TAVR from 2017 to 2021 were included in a single-centre prospective registry.

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Background: Cardiac computed tomography angiography (CCTA) is precise in noninvasive coronary atherosclerosis characterization but its value in the diagnosis of intracoronary thrombus remains unknown. Therefore, our aim was to evaluate CCTA for intracoronary thrombus and stenosis detection in patients with acute coronary syndromes with high thrombus burden selected for a deferred stenting strategy.

Methods: We systematically performed a CCTA in consecutive patients following a deferred stenting strategy, 24 h before the scheduled repeated coronary angiography including optical coherence tomography (OCT) imaging.

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Transcatheter aortic valve replacement (TAVR) is an established treatment for patients with symptomatic severe aortic stenosis. In recent years, an emphasis has been placed on simplification of the procedure. Balloon predilation was initially considered a mandatory step to cross and prepare the stenotic aortic valve, but several studies demonstrated the feasibility of performing TAVR without balloon valvuloplasty.

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Background: Very few data exist on percutaneous mitral valve repair (PMVr) in unstable patients with concomitant moderate-severe mitral regurgitation (MR). The purpose of this systematic review was to evaluate baseline characteristics, management and clinical outcomes of critically ill patients undergoing PMVr with MitraClip.

Methods: We conducted a systematic review of the published data on MitraClip from its first use in 2003 to December 2020.

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Objective: The heart team (HT) approach plays a key role in selecting the optimal treatment strategy for patients with aortic stenosis (AS). However, little is known about the HT decision process and its impact on outcomes. The aim of this study was to identify the factors associated with the HT decision and evaluate clinical outcomes according to the treatment choice.

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Objective: Data on long-term outcomes after internal mammary artery (IMA) coronary graft failure are scarce. Our objective was to describe the clinical characteristics, management, and prognosis after angiographically confirmed IMA graft failure following coronary revascularization.

Methods: A three-hospital retrospective registry, observational and descriptive, with prospective follow-up of all consecutive cases of IMA graft failure between 2004 and 2014 was conducted.

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Introduction: The quantitative measurement of the left ventricle by echocardiography is a fundamental tool in the diagnosis and prognosis of acquired and congenital diseases in the pediatric population. The objective of this study was to validate an automated three-dimensional adaptive analytic echocardiographic algorithm, the so-called Heart Model (HM) in the pediatric population, using as comparators the left atrial and left ventricular volumes and left ventricular ejection fraction obtained by means of conventional 2D and 3D echocardiography.

Methods: Pilot study, where a population comprised of 75 consecutive patients aged 6-17 years who attended a pediatric cardiology clinic, was evaluated.

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Background: Prosthesis-patient mismatch (PPM) after transcatheter aortic valve replacement (TAVR) remains an important issue. The aim of this study was to assess the value of a new discongruence index, to predict PPM after TAVR.

Methods and results: A total of 185 patients with severe aortic stenosis who underwent TAVR with the Edwards Sapien prosthesis or CoreValve Revalving system were included (Edwards valve, n=119; Core Valve Revalving system, n=66).

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Introduction And Objectives: Late functional tricuspid regurgitation after rheumatic left-sided valve surgery is an important predictor of poor prognosis. This study investigated the usefulness and accuracy of 3-dimensional transthoracic echocardiography tricuspid area compared with conventional 2-dimensional diameter (2DD) for assessing significant tricuspid annulus dilatation, providing cutoff values that could be used in clinical practice to improve patient selection for surgery.

Methods: We prospectively included 109 patients with rheumatic heart disease in the absence of previous valve replacement.

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  • Multidetector computed tomography (MDCT) shows promise as a non-invasive alternative to invasive coronary angiography (ICA) for evaluating coronary artery health, but previous studies have had conflicting findings about the role of coronary artery calcium score (CS) on diagnostic accuracy.
  • In a study with 266 patients, researchers compared MDCT results with ICA as the standard method, using standard CS tools to calculate calcium scores and assessing the severity of coronary stenosis.
  • Results showed that MDCT had a high agreement rate with ICA for stenosis evaluation (over 83%), and the presence of coronary artery calcium did not significantly influence this agreement.
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Background: The effectiveness of vitamin K antagonist (VKA) versus placebo and antiplatelet therapy (APT) is well established for stroke prevention in atrial fibrillation (AF). Non-vitamin K antagonist oral anticoagulants (NOAC) are mostly superior to VKA in stroke and intracranial bleeding prevention. Recent randomised controlled trials (RCTs) suggested the non-inferiority of percutaneous left atrial appendage closure (LAAC) versus VKA.

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Objetives: The clinical and prognostic usefulness of tricuspid annular plane systolic excursion (TAPSE) is well established. However, the ability of TAPSE to assess right ventricular (RV) function in patients with previous tricuspid valve annulopasty is controversial. This study examined the TAPSE suitability in patients with previous tricuspid valve annuloplasty using right ventricular fractional area change (RVFAC) as reference method.

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