Publications by authors named "Cristina Barbero"

Objective: Redo mitral valve surgery still represents a challenging and high-risk procedure in cardiac surgery. The incidence of cardiac structural injuries during re-sternotomy remains consistent and is reported to be an independent risk factor for hospital mortality. Minimally invasive cardiac surgery with retrograde femoral arterial perfusion and endo-aortic clamping avoids re-entry injuries and reduces the requirement for dissection of adhesions and the risk of damage to cardiac structures.

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Minimally invasive mitral valve surgery (MIMVS) has been increasingly adopted worldwide as an alternative to conventional sternotomy, especially for young patients. The remarkable results gained by MIMVS have encouraged its application in more complex and fragile patients, such as the elderly, though results in this subgroup remain controversial. It is the aim of this study to assess the postoperative outcomes of patients older than 75 years old undergoing MIMVS, and to compare these results to those of younger patients.

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The key goal in lung donation remains the improvement of graft preservation with the ultimate objective of increasing the number and quality of lung transplants (LTx). Therefore, in recent years the field of graft preservation focused on improving outcomes related to solid organ regeneration and restoration. In this contest Ex-Vivo Lung Perfusion (EVLP) plays a crucial role with the purpose to increase the donor pool availability transforming marginal and/or declined donor lungs suitable for transplantation.

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Article Synopsis
  • Destructive aortic prosthetic valve endocarditis has a high risk of complications that often require complex surgery, with homograft root replacement being the preferred method due to its biocompatibility.
  • A study of 61 patients who had this surgery since 2010 showed a 13% mortality rate within 30 days, with specific factors like baseline AST levels and additional mitral procedures impacting survival outcomes.
  • Survival rates were approximately 86% at 3 months and 70% at 3 years, indicating that while the procedure is generally successful, some patients may require reoperations, particularly if they had high AST levels or prolonged aortic cross-clamp time.
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. Severe tricuspid valve (TV) disease has a strong association with right ventricle dysfunction, heart failure and mortality. Nevertheless, surgical indications for isolated TV disease are still uncommon.

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Aim of this study was to compare redo MV surgery patients undergoing right mini-thoracotomy and EAC with redo MV patients undergoing surgery through other approaches. Redo MV patients from 7 European centers were analyzed. Primary endpoint was 30-day mortality; secondary endpoints were stroke, re-exploration, low cardiac output syndrome (LCOS), respiratory failure, and intensive care unit (ICU) and in-hospital length-of-stay.

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Lung Perfusion (EVLP) can be potentially used to manipulate organs and to achieve a proper reconditioning process. During EVLP pro-inflammatory cytokines have been shown to accumulate in perfusate over time and their production is correlated with poor outcomes of the graft. Aim of the present study is to investigate the feasibility and safety of cytokine adsorption during EVLP.

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. Minimally invasive surgery via right mini-thoracotomy has become the standard of care for the treatment of mitral valve disease worldwide, particularly at high-volume centers. In recent years, the spectrum of indications has progressively shifted and extended to fragile and higher-risk patients, also addressing more complex mitral valve disease and ultimately including patients with native or prosthetic infective endocarditis.

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Objective: Transventricular beating-heart mitral valve repair (TBMVR) with artificial chordae implantation is a technique to treat mitral valve prolapse. Two-dimensional (2D) echocardiography completed with simultaneous biplane view during surgeon finger pushing on the left ventricular (LV) wall (finger test [FT]) is currently used to localize the desired LV access, on the inferior-lateral wall, between the papillary muscles (PMs). We aimed to compare a new three-dimensional (3D) method with conventional FT in terms of safety and better localization of LV access.

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Article Synopsis
  • - The study focused on octogenarian patients undergoing minimally invasive valve surgery to evaluate early mortality, major complications, and mid-term mortality predictors, given the increasing average age of patients with valve diseases.
  • - Out of 130 patients analyzed, the operative mortality rate was 6%, with one-year and five-year survival rates at 86% and 64%, respectively; age and creatinine levels were identified as significant predictors of mid-term mortality.
  • - The findings suggest that age should not be a strict barrier to performing minimally invasive valve surgery, and it's important to identify which patients may benefit most for better outcomes.
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The NeoChord procedure is an echo-guided trans-ventricular beating-heart mitral valve repair technique to treat degenerative mitral regurgitation (MR) due to prolapse and/or flail. The aim of this study is to analyze echocardiographic images to find pre-operative parameters to predict procedural success (≤moderate MR) at 3-year follow-up. Seventy-two consecutive patients with severe MR underwent the NeoChord procedure between 2015 and 2021.

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Bileaflet Mitral Valve Prolapse (bMVP) has been linked to major arrhythmic events and sudden cardiac death (SCD). Consistent predictors in this field are still lacking. Echocardiography is the best tool for the analysis of the prolapse and its impact on the ventricular mechanics.

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Objective: Custodiol® and St. Thomas cardioplegia are widely employed in mini-thoracotomy mitral valve (MV) operations. One-dose of the former provides 3 h of myocardial protection.

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Objectives: Chronic postsurgical pain (CPSP) is a relatively common complication after cardio-thoracic operations with well-known consequences in terms of return to normal activities and quality of life. Little is known about the prevalence and severity of CPSP after minimally invasive cardiac surgery. The aim of this study was to measure the rate of CPSP in patients undergoing right minithoracotomy mitral valve (MV) surgery and to compare the effectiveness of different approaches to pain control.

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The role of aortic clamping techniques on the occurrence of neurological complications after right mini-thoracotomy mitral valve surgery is still debated. Brain injuries can occur also as silent cerebral micro-embolizations (SCM), which have been linked to significant deficits in physical and cognitive functions. Aims of this study are to evaluate the overall rate of SCM and to compare endoaortic clamp (EAC) with trans-thoracic clamp (TTC).

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Perfusion strategies and aortic clamping techniques for right mini-thoracotomy mitral valve (MV) surgery have evolved over time and remarkable short- and long-term results have been reported. However, some concerns have raised about the adequacy of myocardial protection during the minimally invasive approach, particularly with the endo-aortic clamp (EAC). Aim of this study was to compare the efficacy, in terms of myocardial preservation, of the EAC with the trans-thoracic aortic clamp (TTC) in patients undergoing right mini-thoracotomy MV surgery.

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Background: The relationship between retrograde arterial perfusion and stroke in patients with peripheral vascular disease has been widely documented. Antegrade arterial perfusion has been favoured as an alternative approach in less invasive mitral valve (MV) operations. We aimed to analyse our experience in patients with peripheral arterial disease undergoing MV surgery through a right mini-thoracotomy adopting antegrade arterial perfusion.

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Background: Right mini-thoracotomy cardiac surgery has been recognized as a safe and effective procedure, with remarkable early and long-terms outcomes. However, most of the literature is focused on mitral valve surgery and few studies report on the minimally invasive approach applied to congenital disease. Aim of this study was to review our experience on patients with grown-up congenital heart (GUCH) undergoing right mini-thoracotomy cardiac surgery.

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