Publications by authors named "Alessandro Sticchi"

Purpose: A five-grade severity scheme has been introduced for echocardiographic grading of tricuspid regurgitation (TR). Although higher TR grades have been associated with worse prognosis, it is unknown whether they can help determining patient eligibility for transcatheter tricuspid valve interventions (TTVI) and correspond to different anatomical phenotypes. The aim of our study was to investigate the relationship between TR severity and tricuspid valve (TV) anatomy and determine the screening failure rate for TTVI.

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Atrial secondary tricuspid regurgitation (A-STR) is a complex and increasingly recognized form of valvular heart disease that arises primarily due to right atrial and tricuspid annular dilation in the absence of intrinsic leaflet pathology. Unlike ventricular secondary tricuspid regurgitation, which is driven by right ventricular remodeling, A-STR is predominantly associated with atrial fibrillation, heart failure with preserved ejection fraction, and other conditions that lead to chronic right atrial remodeling. This condition has been underappreciated despite its significant prevalence and impact on patient morbidity and mortality.

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Purpose Of Review: This review aims to analyze the current state of transcatheter edge-to-edge repair (T-TEER) for tricuspid regurgitation, emphasizing patient phenotypes enrolled in major trials and registries, and discussing potential pharmacological treatment strategies for this complex pathology.

Recent Findings: Recent studies have highlighted the significant impact of tricuspid regurgitation on morbidity and mortality in patients with valvular heart disease, heart failure, and pulmonary hypertension. Advances in multimodality imaging have improved phenotyping of TR, while T-TEER trials and registries have demonstrated improvements in TR severity and quality of life.

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Background: Patients with severe tricuspid regurgitation (TR) often present with abnormal right ventricular (RV) function and dimensions.

Objectives: The aim of this study was to investigate the impact of RV dysfunction and dilation on clinical outcomes in patients undergoing transcatheter tricuspid edge-to-edge repair (T-TEER).

Methods: Patients from the international EuroTR registry undergoing T-TEER between 2016 and 2023 at 20 heart valve centers across Europe were included.

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Aims: To assess the prevalence, prognostic significance, and predictors of heart failure hospitalization (HFH) before and after tricuspid transcatheter edge-to-edge repair (T-TEER) in a large real-world cohort of patients with tricuspid regurgitation (TR).

Methods And Results: Data from the European Registry of Transcatheter Repair for Tricuspid Regurgitation (EuroTR registry) were analysed. Among 1000 patients undergoing T-TEER for symptomatic TR, 361 (36.

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Peripheral artery disease (PAD) is a global health burden due to its high prevalence, morbidity, and mortality. It affects more than 200 million people worldwide. PAD is a manifestation of systemic atherosclerosis that is often associated with coronary and cerebrovascular disease, underscoring its crucial role as an indicator of advanced vascular pathology.

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: Aortic stenosis (AS) is the most prevalent valvular heart disease in developed countries and imposes an increasing burden on aging populations. Although transcatheter aortic valve implantation (TAVI) has transformed the treatment of severe AS, current guidelines do not differentiate management based on gender. This study aimed to investigate gender-based differences in procedural complications and one-year clinical outcomes in patients treated with next-generation self-expandable TAVI devices.

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: Mitral regurgitation (MR) is the most common left heart valve disease, but its exact prevalence remains uncertain. To estimate the prevalence of MR we conducted a systematic review and meta-analysis of population-based studies. : We searched the Medline/PubMed, Embase, and Scopus databases, in January 2023, for studies reporting or allowing for the calculation of the prevalence of moderate-to-severe MR in the general population.

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Aims: The impact of malnutrition in patients with tricuspid regurgitation (TR) undergoing tricuspid transcatheter edge-to-edge repair (T-TEER) is not well established. We evaluated the impact of malnutrition among patients with symptomatic TR undergoing T-TEER.

Methods And Results: Baseline nutritional status was evaluated using the geriatric nutritional risk index (GNRI), based on serum albumin concentrations and body weight to ideal body weight ratio, among patients with symptomatic TR undergoing T-TEER, enrolled in the multicentre EuroTR registry between March 2016 and February 2024.

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Tricuspid regurgitation (TR) is a potentially lethal condition and represents a significant clinical challenge both for clinical and interventional cardiologists. Traditionally managed medically and surgically, transcatheter therapies are now an emerging option, especially in patients with prohibitive surgical risk due to age or comorbidities. Transcatheter tricuspid valve replacement (TTVR) is emerging as a potential solution for patients suffering from TR with positive clinical data supporting its use in a wide range of anatomies and clinical settings.

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Pulmonary vein isolation (PVI) represents the cornerstone of paroxysmal (PAF) and persistent atrial fibrillation (PsAF) ablation. Impedance values provide insights on tissue conductive properties. Consecutive patients undergoing PAF and PsAF ablation were prospectively enrolled.

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Coronary dissection is a potential occurrence after lesion preparation for percutaneous coronary intervention (PCI). Unlike stents, drug-coated balloons (DCBs) do not allow to cover dissections, thus demanding an assessment of their safety in this setting. This study aimed to evaluate the incidence, predictors, and clinical outcomes of dissections occurring with DCB-based PCI for de novo coronary artery disease.

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Article Synopsis
  • Atrial secondary tricuspid regurgitation (A-STR) is a subtype of secondary tricuspid regurgitation (STR) that is often treated with transcatheter tricuspid valve edge-to-edge repair (T-TEER), showing distinct patient characteristics and treatment outcomes.
  • A study involving 641 patients revealed that 31% had A-STR, which was linked to better heart function, a higher presence of atrial fibrillation, and more effective TR reduction post-procedure compared to nonatrial STR patients.
  • A-STR patients experienced improved survival rates and lower symptomatic burdens after treatment; only 38% remained symptomatic (NYHA class ≥III) after 2 years, compared to 46
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  • The study examined the effects of pulmonary hypertension (PH) on patients receiving transcatheter tricuspid valve edge-to-edge repair (T-TEER), focusing on survival rates and heart failure hospitalization outcomes.
  • Results showed that higher systolic pulmonary artery pressure (sPAP) was linked to increased risks of death or hospitalization within two years, with a notable threshold of sPAP > 46 mmHg identifying those at greater risk.
  • However, both the severity of heart failure symptoms and tricuspid regurgitation improved after T-TEER, regardless of whether patients had pre- or postcapillary PH.
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  • Sirolimus-coated balloons (SCBs) show promise for treating de novo lesions, but there is limited long-term data available on their effectiveness and safety.
  • This study analyzed outcomes from 771 patients who received SCBs, focusing on metrics like cardiac death, myocardial infarction, and revascularization, with a median follow-up of 640 days.
  • Results indicated low rates of adverse events, including a 1.3% rate of cardiac death and 8% overall major adverse cardiac events (MACE), suggesting SCBs may be a viable treatment option in real-world settings.
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  • Doctors are studying how a procedure called transcatheter tricuspid valve interventions (TTVI) affects patients with heart issues, specifically focusing on something called mitral regurgitation (MR) after the procedure.
  • They looked at data from a big group of patients and found that many showed improvement in MR after the procedure, but some got worse.
  • They discovered that certain factors, like successful procedures and specific treatments, could help predict whether a patient’s MR would improve or get worse after TTVI.
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Tricuspid regurgitation (TR) carries an unfavourable prognosis and often leads to progressive right ventricular (RV) failure. Secondary TR accounts for over 90% of cases and is caused by RV and/or tricuspid annulus dilation, in the setting of left heart disease or pulmonary hypertension. Surgical treatment for isolated TR entails a high operative risk and is seldom performed.

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Article Synopsis
  • The study examines the effectiveness of the TRI-SCORE in predicting outcomes for patients undergoing transcatheter tricuspid valve intervention (TTVI), using data from a large, international registry called TriValve.
  • Among the 634 patients analyzed, those with a TRI-SCORE of 8 or higher were found to have a significantly increased risk of all-cause mortality and complications within 30 days of the procedure, compared to those with lower TRI-SCOREs.
  • Despite indicating a higher risk for severe outcomes, the TRI-SCORE overall showed limited effectiveness in predicting clinical results following TTVI, as improvements in patient functional class were observed across all TRI-SCORE levels.
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  • Current European guidelines recommend TAVI for patients aged 75 and older, but its effectiveness based on age is uncertain.
  • In a study of 2,685 intermediate-to-low-risk patients, mortality rates at a mean follow-up of 437 days were similar for those under and over 75 years old.
  • The findings indicate that age does not significantly predict all-cause mortality for TAVI patients, suggesting that the age threshold in guidelines may not accurately reflect risk.
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Transcatheter aortic valve implantation (TAVI) is now well established as the treatment of choice for patients with native aortic valve stenosis who are high or intermediate risk for surgical aortic valve replacement. Recent data has also supported the use of TAVI in patients at low surgical risk and also in anatomical subsets that were previously felt to be contra-indicated including bicuspid aortic valves and aortic regurgitation. With advancements and refinements in procedural techniques, the application of this technology has now been further expanded to include the management of degenerated bioprosthesis.

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Background: Stent implantation represents the standard of care in coronary intervention. While a short stent implanted on a focal lesion located on the left anterior descending artery (LAD) seems a reasonable alternative to an internal mammary implant, the same for long stents is still debated.

Methods: We reported the long-term data of 531 consecutive patients who underwent Percutaneous Coronary Intervention (PCI) with long stents in two highly specialized centres.

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