Publications by authors named "Tuveri M"

During the COVID-19 pandemic, pancreatic surgery for pancreatic neuroendocrine tumors (PNETs) with surgical indications was postponed or canceled. Patients with PNET patients who underwent pancreatic surgery during the COVID-19 restriction period (3 years) were compared with a similar cohort of patients who underwent surgery in the previous 3 years. Data on patients' characteristics, waiting time, and surgical and pathology outcomes were evaluated.

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Article Synopsis
  • Postoperative fluid collections occur frequently after distal pancreatectomy, with a 30-day prevalence of 68% among 133 patients studied.
  • Factors linked to clinically relevant collections include early postoperative pancreatic fistula, pancreatitis, and larger collection size (>50 mm).
  • Elevated serum hyperamylasemia is a significant indicator for predicting these fluid collections after surgery.
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Objectives: This study aims to assess the prevalence of preoperative fatigue, depression and anxiety among patients undergoing pancreatic surgery for pancreatic cancer (PC), and possible relationship with postoperative outcomes.

Methods: Prospective data from 162 consecutive patients undergoing pancreatectomy for PC at a third-level referral centers for pancreatic surgery were collected. All patients preoperatively completed four questionnaires assessing depression (PHQ-9), anxiety (STAI-Y2), chronic illness fatigue (FACIT-F) and cancer therapy fatigue (FACT-G).

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Objective: To develop 2 distinct preoperative and intraoperative risk scores to predict postoperative pancreatic fistula (POPF) after distal pancreatectomy (DP) to improve preventive and mitigation strategies, respectively.

Background: POPF remains the most common complication after DP. Despite several known risk factors, an adequate risk model has not been developed yet.

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Background And Purpose: Comorbidity between diabetes and depression, and diabetes and eating disorders (ED) conveys significant diagnostic, clinical and therapeutic implications. The present study was conducted on a sample of adult outpatients affected by Type 1 Diabetes (T1DM) to assess lifetime prevalence of ED; current prevalence of depression and Disturbed Eating Behaviors (DEB) and their impact on glycemic control. We hypothesized that patients with depression would have higher rates of lifetime ED and current DEB.

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Background: The safety of observing small non-functioning pancreatic neuroendocrine tumours (NF-Pan-NETs) remains under debate.

Methods: This was a multicentre retrospective study of patients with small incidental NF-Pan-NETs. Survival of patients who underwent upfront surgery versus active surveillance was compared.

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The spread of COVID-19 has overwhelmed medical facilities across the globe, with patients filling beds in both regular wards and in intensive care units. The repurposing of hospital facilities has resulted in a dramatic decrease in the capacity of hospitals-in terms of available beds, surgical facilities, and medical and nursing staff- to care for oncology patients. The Italian National Board of Bioethics provided precise and homogeneous guidelines for the allocation of the scarce resources available.

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Background: This study aimed to discuss and report the trend, outcomes, and learning curve effect after minimally invasive distal pancreatectomy (MIDP) at two high-volume centres.

Methods: Patients undergoing MIDP between January 1999 and December 2018 were retrospectively identified from prospectively maintained electronic databases. The entire cohort was divided into two groups constituting the "early" and "recent" phases.

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Recent advances in the field of tissue regeneration are offering promising therapeutic options for the treatment of short bowel syndrome. This study aimed to evaluate the glucose absorptive capacity of a neoformed intestine obtained from a biological scaffold in a rodent model and the steadiness of the engrafted segment area. Twenty-four male Sprague-Dawley rats were used for this study.

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Introduction: The COVID-19 pandemic has severely limited the access to cancer surgery, but it is not known to what extent referral centers for pancreatic diseases were affected by its outbreak. The aim of this study is to describe the effect of COVID-19 pandemic on a third-level referral center for pancreatic surgery in Italy.

Methods: The 2020 activity of The Pancreas Institute of the University of Verona was reviewed, comparing different phases of the COVID-19 pandemic outbreaks using the pre-COVID era as a control.

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Background: The pancreatic transection method during distal pancreatectomy is thought to influence postoperative fistula rates. Yet, the optimal technique for minimizing fistula occurrence is still unclear. The present randomized controlled trial compared stapled versus ultrasonic transection in elective distal pancreatectomy.

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Background: We designed a retrospective computational study to evaluate the effects of hemodynamics on portal confluence remodeling in real models of patients with malignancies of the pancreatic head.

Methods: Patient-specific models were created according to computed tomography data. Fluid dynamics was simulated by using finite-element methods.

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Objective: The aim of the present study was to critically reappraise the experience at our high-volume institution to obtain new insights for future directions.

Summary Background Data: The indications, surgical techniques, and perioperative management of pancreatoduodenectomy (PD) have profoundly evolved over the last 20 years.

Methods: All consecutive PDs performed during the last 20 years at the Verona Pancreas Institute were divided into four 5-year timeframes and retrospectively analyzed in terms of indications, intraoperative features, and surgical outcomes.

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Background: The current management guidelines recommend that patients with borderline resectable pancreatic adenocarcinoma (BRPC) should initially receive neoadjuvant chemotherapy. The addition of advanced radiation therapy modalities, including stereotactic body radiation therapy (SBRT) and intraoperative radiation therapy (IORT), could result in a more effective neoadjuvant strategy, with higher rates of margin-free resections and improved survival outcomes.

Methods/design: In this single-center, single-arm, intention-to-treat, phase II trial newly diagnosed BRPC will receive a "total neoadjuvant" therapy with FOLFIRINOX (5-fluorouracil, irinotecan and oxaliplatin) and hypofractionated SBRT (5 fractions, total dose of 30 Gy with simultaneous integrated boost of 50 Gy on tumor-vessel interface).

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Background: Up-front surgery followed by postoperative chemotherapy remains the standard paradigm for the treatment of patients with resectable pancreatic cancer. However, the risk for positive surgical margins, the poor recovery after surgery that often impairs postoperative treatment, and the common metastatic relapse limit the overall clinical outcomes achieved with this strategy. Polychemotherapeutic combinations are valid options for postoperative treatment in patients with good performance status.

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Background: Surgical site infections are an important burden of pancreatic surgery, prolonging hospitalization and delaying adjuvant treatment. The aim of this study was to compare negative pressure wound therapy with standard sterile dressing in terms of the prevention of non-organ-space surgical site infection (superficial and deep surgical site infection) in the high-risk setting.

Methods: The trial was conducted at the University of Verona Hospital Trust, Verona, Italy, from July 25, 2018, through October 10, 2019, among adults undergoing surgery for periampullary neoplasms.

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Objective: (1) To determine the prevalence and type of depressive symptoms at day-hospital clinical evaluation, before undergoing major surgery in patients diagnosed with pancreatic neoplasm. (2) To analyze the association between depression and sociodemographic, clinical, and psychosocial variables. (3) To understand how coping strategies, perceived social support, and self-efficacy might affect depressive symptoms in this cohort of patients.

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Background: Academic hospitals must train future surgeons, but whether residents could negatively affect the outcomes of major procedures is a matter of concern. The aim of this study is to assess if pancreatic surgery is a safe teaching model.

Methods: Outcomes of 1230 major pancreatic resections performed at a high-volume pancreatic teaching hospital between 2015 and 2018 were compared according to the first surgeon type, attending vs resident.

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Background: The application of postoperative pancreatic fistula (POPF) risk stratification and mitigation strategies requires an update of the protocol for an early drain removal after pancreaticoduodenectomy (PD). The aim of the study is to highlight the unreliability of a single drain fluid amylase (DFA) cutoff-based protocol in the setting of a risk-based drain management.

Methods: The role of postoperative day one (POD1) DFA in predicting POPF was explored in the setting of both selective drain placement and early drain removal protocols.

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Introduction: The aim of the present paper is to establish feasibility and required power of a one-session psychological intervention devoted to increasing patient's self-efficacy and awareness in dealing with anxiety symptoms before major pancreatic cancer surgery.

Methods: Parallel assignment RCT. All consenting patients listed for pancreatic major surgery during day-hospital visits (T0) between June 2017-June 2018 were assigned randomly in blocks of ten to a psychological intervention vs usual care group to be held the day before surgery (T1).

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Importance: The operative scenarios with the highest postoperative pancreatic fistula (POPF) risk represent situations in which fistula prevention and mitigation strategies have the strongest potential to affect surgical outcomes after pancreaticoduodenectomy. Evidence from studies providing risk stratification is lacking.

Objective: To investigate whether pancreaticojejunostomy (PJ) or pancreaticogastrostomy (PG), both with externalized transanastomotic stent, is the best reconstruction method for patients at high risk of POPF after pancreaticoduodenectomy.

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Background: Several formulations of vitamin D and alendronate are available for the treatment of osteoporosis. The objective of this study was to examine efficacy and safety of calcifediol (25(OH)D) compared to cholecalciferol (vitamin D3) and also the relationship between different formulations of alendronate and adverse reactions.

Methods: We observed a population of women diagnosed with postmenopausal osteoporosis or osteopenia treated with alendronate 70 mg weekly associated to vitamin D3 or 25(OH)D at monthly total dose of 625 µg.

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Importance: Chemotherapy is the recommended induction strategy in borderline resectable and locally advanced pancreatic ductal adenocarcinoma. However, the associated results on an intention-to-treat basis are poorly understood.

Objective: To investigate pragmatically the treatment compliance, conversion to surgery, and survival outcomes of patients with borderline resectable and locally advanced pancreatic ductal adenocarcinoma undergoing primary chemotherapy.

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Background: Postoperative pancreatic fistula is the primary contributor to morbidity after distal pancreatectomy. To date, no techniques used for the transection and closure of the pancreatic stump have shown clear superiority over the others. This study aimed to compare the rate of postoperative pancreatic fistula after pancreatic transection conducted with a reinforced stapler versus an ultrasonic dissector after a distal pancreatectomy.

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