Publications by authors named "Massimo Chessa"

The Venus P-Valve is a novel self-expanding prosthesis designed for transcatheter pulmonary valve implantation (TPVI) in patients with severe pulmonary regurgitation and dilated right ventricular outflow tracts. This case series assessed the incidence of subclinical leaflet thrombosis, defined as hypoattenuated leaflet thickening (HALT), and reduced leaflet motion 6 months after TPVI in 7 patients treated between January and April 2023. HALT was detected via computed tomography angiography in 71% of patients, primarily affecting the right cusp.

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The management of recurrent tricuspid regurgitation (TR) after initial tricuspid valve (TV) repair in patients with Ebstein's anomaly (EA) represents a complex challenge. Traditionally, tricuspid valve replacement has been the first-line option for these patients. The use of Cone Repair for recurrent TR remains under-reported.

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Failure of the systemic right ventricle (SRV) is based on morphological differences between right and left ventricles (RVs and LVs). RV adaptation to systemic afterload includes increased circumferential myocardial strain with an unknown impact on intracavitary hemodynamics. The study aimed to explore the SRV pattern of intracavitary blood flow, expressed as hemodynamic force (HDF), and its relationship with wall mechanics.

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Background: The study was aimed at assessing clinical status and outcome of patients affected by aorto-left ventricular tunnel (ALVT).

Methods: A systematic search of keywords relating to ALVT was conducted to identify papers published between 1965 and February 2024 present on Pubmed/Medline and Scopus.

Results: A total of 109 studies, which in all consisted of case reports and case series comprising 177 patients (64.

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The frailty of family caregivers (FCs) of adults with congenital heart disease (CHD) is an underrecognized yet critical issue in healthcare. As individuals with CHD live longer, their FCs, often aging alongside them, face escalating physical, emotional, and psychological challenges. This brief report examines frailty in FCs as a multidimensional issue stemming from prolonged caregiving demands and cumulative stress.

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Background: A Norwood procedure performed after 14 days of life is notably burdened by a high mortality. We analysed the real risk and which other factors influence the mortality in late Norwood procedures.

Methods: A single-centre, retrospective review of a series of consecutive patients who underwent a surgical Norwood procedure from January 2019 until December 2023.

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Objectives: Haemodynamic determinants of the ratio between pulmonary and systemic flow (Qp/Qs) in partial anomalous pulmonary venous return (PAPVR) are still not fully understood. Indeed, among patients with the same number of lung segments draining anomalously, a great variability is observed in terms of right ventricular overload. The aim of this study was to test the hypothesis that the anatomic site of drainage, affecting the total circuit impedance, independently influences the magnitude of shunt estimated by Qp/Qs.

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Background And Objective: In the literature have been widely discussed different classification criteria for coronary artery anomalies (CAAs), some authors have tried to categorize them only as "major" or "hemodynamically significant" anomalies versus "minor" or "not hemodynamically significant" ones. However, the most recent literature has concluded that all possible coronary anatomy should be taken into consideration in a comprehensive classification of CAAs. The aim of the article is to review the most recent literature regarding CAAs to provide a comprehensive overview of this challenging topic.

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Background: Venus -valve™ (Venus Medtech, Hangzhou, China) is a self-expandable bioprosthetic valve that can be transcatheter-implanted in native right ventricular outflow tract (RVOT) patients. Valve implantation is technically challenging. Due to the implantation technique, left pulmonary artery (LPA) stents represent a relative contraindication to Venus -valve.

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Article Synopsis
  • The study compares outcomes of cardiac surgery in adults with congenital heart disease (ACHD) and those with acquired heart disease, highlighting the growing ACHD population.
  • While ACHD patients are younger and undergo more previous operations, they experience lower surgical mortality and shorter ICU stays compared to acquired disease patients.
  • Overall, the surgical treatment of ACHD has excellent results, showing comparable or better outcomes than those for acquired cardiac conditions.
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Patients with pulmonary hypertension associated with a left-right shunt include a wide spectrum of pathophysiological substrates, ranging from those characterized by pulmonary over-circulation to those with advanced pulmonary vascular disease. The former group may benefit from shunt repair in carefully selected cases but, when advanced pulmonary vascular disease has developed, defect closure should be avoided, and pulmonary vasodilators may be used to improve effort tolerance and hemodynamics. There is a paucity of evidence, however, to support decision-making in the care of these patients.

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Advanced holographic visualization techniques are becoming increasingly important in clinical practice, not only for diagnostic purposes but also in the planning of interventional or surgical procedures. The traditional approach for visualizing anatomic structures is based on standard imaging modalities such as echocardiography, cardiac magnetic resonance (CMR) and cardiac CT scan (CCT) which, however, can only provide two-dimensional (2D) images thus limiting 3D perception. Many recent studies have shown that the use of 3D imaging modalities such as augmented reality, virtual reality, mixed reality and holography improve the short and long-term outcome of percutaneous or surgical procedures.

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Aims: We present the experience and long-term results of intracardiac echocardiography (ICE)-guided closure of ostium secundum atrial septal defects (ASDs) in two Italian centers and investigate its systematic applicability as the gold standard in routine clinical practice.

Methods: We retrospectively evaluated all consecutive patients who underwent an ASD percutaneous closure procedure from March 2008 to February 2020. All patients underwent a preprocedural transesophageal echocardiography (TEE) evaluation.

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Background: The GCA is a well performing device in terms of efficacy despite complex anatomies (aortic rim <5 mm and ASD diameter >17 mm) with a good safety profile.

Aims: To evaluate atrial septal defect (ASD) features impacting on right disc device thrombosis in patients who underwent Gore Cardioform ASD Occluder (GCA) implantation.

Methods: A total of 44 consecutive patients undergoing percutaneous ASD with GCA device from January 2020 to September 2022 at our tertiary care Center were evaluated.

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Aims: To evaluate the late outcomes of adults (above 35 years) with a Fontan-type circulation, for whom current data on morbidity and mortality are lacking.

Methods And Results: Data were collected retrospectively on consecutive patients with Fontan circulation above the age of 35 years followed in three European specialist centres. Overall, 115 Fontan patients were included [median age 35 (range 35-48) years, 47.

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Objectives: This study aimed to determine the status of training of adult congenital heart disease (ACHD) cardiologists in Europe.

Methods: A questionnaire was sent to ACHD cardiologists from 34 European countries.

Results: Representatives from 31 of 34 countries (91%) responded.

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Aims: Congenital heart diseases (CHDs) often show a complex 3D anatomy that must be well understood to assess the pathophysiological consequences and to guide therapy. Three-dimensional imaging technologies have the potential to enhance the physician's comprehension of such spatially complex anatomies. Unfortunately, due to the new introduction in clinical practice, there is no evidence on the current applications.

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Minimally invasive surgeries for pediatric patients have been proposed for decades, with different approaches in mind. Minimal right axillary thoracotomy (MRAT), proposed two decades ago, allows the preservation of patients' safety alongside faster aesthetic and functional recovery. The MRAT did not become widely adopted due to the prejudice that to follow a minimally invasive approach, safety and efficacy must be compromised.

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Introduction: Physical activity is recognised as an important intervention in patients with CHD. However, more data on the actual magnitude of physical training impact on functional capacity in this group of patients are still warranted. We aim to assess effort tolerance in a contemporary cohort of patients with congenital heart disease, regularly following a training programme, in comparison with a matched control group.

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Aim: Transcatheter Pulmonary Valve Implantation (TPVI), when feasible, is the first-line approach to pulmonary valve replacement. Our aim was to obtain a picture of current TPVI practice in Italy.

Methods: After conducting a literature review on TPVI, online surveys were devised by an Advisory Board of 10 experts from the three Italian reference centers for congenital heart diseases and sent electronically to physicians working either in implanting center or in referral non-implanting cardiologic centers.

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The European Congenital Heart Surgeons Association (ECHSA) Congenital Database (CD) is the second largest clinical pediatric and congenital cardiac surgical database in the world and the largest in Europe, where various smaller national or regional databases exist. Despite the dramatic increase in interventional cardiology procedures over recent years, only scattered national or regional databases of such procedures exist in Europe. Most importantly, no congenital cardiac database exists in the world that seamlessly combines both surgical and interventional cardiology data on an international level; therefore, the outcomes of surgical and interventional procedures performed on the same or similar patients cannot easily be tracked, assessed, and analyzed.

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Although survival has significantly improved in the last four decades, the diagnosis of Ebstein's anomaly is still associated with a 20-fold increased risk of mortality, which generally drops after neonatal period and increases subtly thereafter. With increasing age of presentation, appropriate timing of intervention is challenged by a wide spectrum of disease and paucity of data on patient-tailored interventional strategies. The present review sought to shed light on the wide grey zone of post-neonatal Ebstein's manifestations, highlighting current gaps and achievements in knowledge for adequate risk assessment and appropriate therapeutic strategy.

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