Publications by authors named "Andrea Pietrabissa"

Living donor kidney transplantation (LDKT) currently represents the treatment of choice for patients with end-stage renal failure. LDKT is a serious event with profound psychological, interpersonal, familial, and social implications. Over the last few years, there has been an exponential growth in living donation programs involving genetically and emotionally related donors, as well as people who donate to an unrelated and unknown subject.

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  • Surgical care in the operating room creates a lot of greenhouse gas emissions, making up a third of healthcare's total emissions.
  • A big study looked at many articles about how gastrointestinal surgery affects the environment to find ways to make it more sustainable.
  • The results showed that using less anesthetic gases and reducing surgical waste can significantly help lessen the impact on the environment, and having special teams to promote these changes is a good idea.
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  • Surgeons around the world are interested in making surgery more eco-friendly, so a group was formed to learn more about their thoughts on this topic.
  • They sent out a survey to understand how surgeons feel about being sustainable, how much they know about the carbon footprint of their surgeries, and what changes they are willing to make.
  • The results showed that most surgeons want to help the environment but don’t know much about how their practices affect it; they prefer learning through online resources.
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  • The healthcare system has a big impact on the environment, especially operating rooms, which contribute a lot to carbon emissions.
  • Major organizations and governments are working together to make healthcare more sustainable and reduce its carbon footprint.
  • A new group called the Sustainability in Surgical Practice task force was formed to promote better practices and encourage actions that help both surgery and the environment.
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Background: Although minimally invasive distal pancreatectomy (MIDP) is considered a standard approach it still presents a non-negligible rate of conversion to open that is mainly related to some difficulty factors, as obesity. The aim of this study is to analyze the preoperative factors associated with conversion in obese patients with MIDP.

Methods: In this multicenter study, all obese patients who underwent MIDP at 18 international expert centers were included.

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Background: The aim of the present study is to compare outcomes of the robotic hand-sewn, linear- and circular-stapled techniques performed to create an intrathoracic esophagogastric anastomosis in patients who underwent Ivor-Lewis esophagectomy.

Methods: Patients who underwent a planned Ivor-Lewis esophagectomy were retrospectively analysed from prospectively maintained databases. Only patients who underwent a robotic thoracic approach with the creation of an intrathoracic esophagogastric anastomosis were included in the study.

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Background: To make the regenerative process more effective and efficient, tissue engineering (TE) strategies have been implemented. Three-dimensional scaffolds (electrospun or 3D-printed), due to their suitable designed architecture, offer the proper location of the position of cells, as well as cell adhesion and the deposition of the extracellular matrix. Moreover, the possibility to guarantee a concomitant release of drugs can promote tissue regeneration.

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  • Robotic distal pancreatectomy (RDP) shows better short-term outcomes than laparoscopic distal pancreatectomy (LDP) in obese patients with a BMI of 30 or higher, including lower complication rates and less blood loss.
  • The study included 446 obese patients over a 10-year span, focusing on surgery effectiveness and treatment comparisons at 18 expert centers.
  • RDP was found to have a lower conversion rate to open surgery and achieved better spleen preservation compared to LDP, highlighting its advantages for surgical interventions in this patient group.
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  • There is a big problem with not having enough organs for people who need transplants.
  • Scientists are trying different ways to make fake organs using methods like 3D printing and special materials to create “scaffolds.”
  • These new hybrid scaffolds work really well, helping cells stick and grow, and they are similar in strength to real body tissues, which could help save lives in the future.
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Background: Simulation for training is becoming a trend topic worldwide, even if its applications are commonly limited to adulthood. Ultrasound-guided procedures require practice and experience-especially in the pediatric field, where the small size of the involved anatomical structures poses major problems. In this context, a realistic 3D printed pediatric phantom for training of the ultrasound-guided placement of peripheral central venous catheters in children was developed.

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The operating room is a substantial source of pollution, with the major carbon hotspots determined by the use of energy, the procurement, and disposal of consumables and the waste of water. Mitigating the environmental impact of human activities, including surgical practice, to slow down the climate change has now become a priority for the future of the planet. There is a significant challenge ahead to enable surgery to halve carbon emissions by 2030 in accordance with the Race to Zero UN-backed global campaign.

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Background: Mini-invasive surgery (MIS), ERAS, and preoperative nutritional screening are currently used to reduce complications and the length of hospital stay (LOS); however, inter-variable correlations have seldom been explored. This research aimed to define inter-variable correlations in a large series of patients with gastrointestinal cancer and their impact on outcomes.

Methods: Patients with consecutive cancer who underwent radical gastrointestinal surgery between 2019 and 2020 were analyzed.

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Background: Robot-assisted distal pancreatectomy (RDP) is increasingly used as an alternative to laparoscopic distal pancreatectomy (LDP) in patients with resectable pancreatic cancer but comparative multicenter studies confirming the safety and efficacy of RDP are lacking.

Methods: An international, multicenter, retrospective, cohort study, including consecutive patients undergoing RDP and LDP for resectable pancreatic cancer in 33 experienced centers from 11 countries (2010-2019). The primary outcome was R0-resection.

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Introduction: There is limited data available regarding the role of surgery in the treatment of retroperitoneal sarcoma (RPS) recurrences. We herein report the short- and mid-term outcomes of patients who underwent surgical treatment of RPS recurrences at two Italian centers over a 15-years' experience.

Materials And Methods: From January 2005 to January 2020, 33 patients underwent surgical treatment of isolated locally recurrent RPS (LR group), locally recurrent RPS associated with the presence of distant recurrence (LR + DM group), and distant-only recurrent RPS (DM group).

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Obesity is increasingly prevalent among adolescents. Clinical and research data support the use of bariatric surgery (BS) as a treatment option for severely obese adolescents, with good results in terms of weight loss, improvement or resolution of comorbidities, and compliance to follow up. Nevertheless, concerns still remain, with significant disparities among countries and ethical concerns mainly raised by performing an irreversible and invasive procedure in adolescence, with potential life-long alterations.

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Pancreatic cancer (PC) is an aggressive disease, with a growing incidence, and a poor prognosis. Neoadjuvant treatments in PC are highly recommended in borderline resectable and recently in upfront resectable PC. PC is characterized by exocrine insufficiency and nutritional imbalance, leading to malnutrition/sarcopenia.

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Background: In end-stage chronic liver disease, transplantation represents the only curative option. However, the shortage of donors results in the death of many patients. To overcome this gap, it is mandatory to develop new therapeutic options.

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  • This study aims to establish benchmark values for minimally invasive spleen-preserving distal pancreatectomy (both laparoscopic and robotic) due to a lack of previous data for quality comparison.
  • Researchers analyzed data from a multicenter database spanning 2006-2019, evaluating 951 laparoscopic and 279 robotic surgeries, and calculated benchmarks for 10 outcomes using two methods: Achievable Benchmark of Care (ABC) and best-patient-in-best-centre.
  • Results showed significant differences in benchmarks for both methods, with ABC indicating lower operation times, blood loss, and complication rates compared to the milder cut-offs presented by the best-patient-in-best-centre methodology.
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  • The study focused on evaluating the best achievable outcomes in minimally invasive distal pancreatectomy with splenectomy (MIDPS) using the Achievable Benchmark of Care (ABC™) method.
  • A retrospective analysis was conducted involving 1,595 patients across 31 European centers from 2003 to 2019, assessing key clinical outcomes such as conversion rates and morbidity.
  • Key findings revealed low benchmarks for conversion (2.5%) and severe morbidity (8.4%), with risk factors identified for both severe complications and conversion during surgery, suggesting these benchmarks can guide future improvements in patient care standards.
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Background: Conventional Right Colectomy with D2 lymphadenectomy (RC-D2) currently represent the most common surgical treatment of right-sided colon cancer (RCC). However, whether it should be still considered a standard of care, or replaced by a routine more extended D3 lymphadenectomy remains unclear. In the present study, we aim to critically review the patterns of relapse and the survival outcomes obtained from our 11-year experience of RC-D2.

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Neuroendocrine neoplasms (NENs) of the major and minor ampulla are rare diseases with clinico-pathologic features distinct from non-ampullary-duodenal NENs. However, they have been often combined and the knowledge on prognostic factors specific to ampullary NENs (Amp-NENs) is limited. The aim of this study was to identify factors associated with metastatic potential and patient prognosis in Amp-NENs.

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Background: This study compared patients undergoing colorectal cancer surgery in 20 hospitals of northern Italy in 2019 versus 2020, in order to evaluate whether COVID-19-related delays of colorectal cancer screening resulted in more advanced cancers at diagnosis and worse clinical outcomes.

Method: This was a retrospective multicentre cohort analysis of patients undergoing colorectal cancer surgery in March to December 2019 versus March to December 2020. Independent predictors of disease stage (oncological stage, associated symptoms, clinical T4 stage, metastasis) and outcome (surgical complications, palliative surgery, 30-day death) were evaluated using logistic regression.

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Background: Three-Dimensional (3D) printing technology can be used to manufacture training platforms for surgeons. Kidney transplantation offers a suitable model, since it mostly entails vascular and ureteric anastomoses.

Methods: A new simulation platform for surgical training in kidney transplantation was realized and validated in this study.

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