Publications by authors named "Calculli L"

Objectives: The objectives of the study were to define the natural history of intraductal papillary mucinous neoplasms (IPMNs) without high-risk stigmata (HRS) and to identify factors capable of influencing outcome and management.

Methods: This is a retrospective study of patients affected by IPMNs without HRS. Survival analyses included overall survival, disease-specific survival, and years of life lost.

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Background: Fenestrated/branched endografts for aortic repair (FB-EVAR) are valid options to treat thoracoabdominal aortic aneurysms (TAAAs). Successful repair requires manipulation of target visceral vessels (TVVs) with possible splanchnic ischemia. The aim of the study was to evaluate the clinical impact of splanchnic ischemia occurring in FB-EVAR for TAAA.

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Radiotherapy (RT) is a treatment option for advanced biliary tract cancer (BTC), often combined with sequential and/or concurrent chemotherapy. The use of modern RT techniques requires accurate clinical target volume (CTV) definition and delineation. However, guidelines for CTV delineation in BTC are lacking.

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Objectives: The aim of this study was to establish the prevalence of intraductal papillary mucinous neoplasms (IPMNs) without and with high-risk stigmata (HRS)/worrisome features (WF) and the epidemiologic association between IPMNs and other diseases.

Methods: Ultrasound examinations of outpatients were evaluated. The IPMN was confirmed by magnetic resonance imaging.

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The incidence of pancreatic cancer is increasing. Most patients have advanced disease at diagnosis, and therapeutics is limited in this setting. Gemcitabine and nab-paclitaxel combination is indicated as first-line treatment in patients with metastatic cancer of pancreas.

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Background: In 2015, basing on objective preoperative factors related to pancreas remnant texture (body mass index, Wirsung duct size and preoperative diagnosis), we proposed a score model to predict the risk of postoperative pancreatic fistula after partial pancreatectomies. The aim of the present study was to prospectively validate this preoperative predictive risk score for postoperative pancreatic fistula after pancreaticoduodenectomy.

Methods: Prospective study of consecutive patients who underwent pancreaticoduodenectomy in which a preoperative risk score, based on factors related to the pancreatic texture, was calculated.

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Objectives: This study aims to evaluate the well-being of patients with main duct intraductal papillary mucinous neoplasms (MD-IPMNs) or mixed type IPMNs (mixed-IPMNs) of the pancreas.

Methods: Twenty-two patients with MD/mixed-IPMNs of the pancreas were studied, and an equal number of patients having branch duct IPMNs (BD-IPMNs) were used as controls. The short form (SF) -12 Health Survey, State Trait Anxiety Inventory Y-1 and Y-2, General Health Questionnaire, and Beck Depression Inventory II were used to evaluate the quality of life once a year for 2 consecutive years.

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Objectives: To evaluate the results of active surveillance beyond 5 years in patients with branch-duct intraductal papillary mucinous neoplasms (BD-IPMNs) without worrisome features (WF) and high-risk stigmata (HRS) undergoing non-operative management.

Methods: Patients with a minimum follow-up of 5 years who underwent surveillance with at least yearly magnetic resonance imaging were included. New onset of and predictors of WF/HRS during follow-up as well as long-term survival were analyzed.

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Objectives: This study aimed to evaluate the accuracy of the risk factors proposed by Fukuoka guidelines in detecting malignancy of branch-duct intraductal papillary mucinous neoplasms.

Method: Diagnostic meta-analysis of cohort studies. A systematic literature search was conducted using MEDLINE, the Cochrane Library, Scopus, and the ISI-Web of Science databases to identify all studies published up to 2014.

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Background: Serum cancer antigen 19-9 (CA19-9) provides additional information about mucinous cystic pancreatic neoplasm (MPN). This study was undertaken to assess both CA19-9 and carcinoembryonic antigen (CEA) serum concentrations in consecutive patients affected by MPNs and other chronic benign and malignant pancreatic diseases. We also evaluated whether serum CA19-9 and CEA determinations provide additional information such as the presence of invasive carcinoma in MPN patients.

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Background: Total pancreatectomy is actually considered a viable option in selected patients even if large comparative studies between partial versus total pancreatectomy are not currently available. Our aim was to evaluate whether total pancreatectomy can be considered as feasible, safe, efficacious, and cost-effective as pancreaticoduodenectomy.

Methods: A single center, prospective, observational trial, regarding postoperative outcomes, long-term results, and cost-effectiveness, in a tertiary referral center was conducted, comparing consecutive patients who underwent elective total pancreatectomy and/or pancreaticoduodenectomy.

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Unlabelled: Intraductal papillary mucinous neoplasm (IPMN) is defined as an intraductal mucin-producing neoplasm of the pancreatic ducts. IPMNs may be multifocal, have malignant potential and exhibit a broad histological spectrum ranging from adenoma to invasive carcinoma. The "hyperplasia-dysplasia-carcinoma sequence" in the evolution of IPMNs is considered very similar to the "adenoma-carcinoma sequence" of colorectal tumours.

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Background: The surveillance of subjects at risk of pancreatic cancer is restricted to clinical research; the incidence of familial pancreatic cancer needs to be better established. Thus, we aimed to evaluate the frequency of familial pancreatic cancer in a population of hospitalized patients with pancreatic cancer.

Methods: A retrospective study based on the hospital charts of patients discharged with a diagnosis of pancreatic cancer.

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Objective: The objective of the study is to evaluate the usefulness of neoadjuvant chemoradiotherapy in resectable pancreatic cancer.

Methods: A single-center RCT of patients affected by resectable pancreatic adenocarcinoma which included arm A (surgery alone) and arm B (neoadjuvant chemoradiation and surgery). The primary endpoint was R0 resection; the secondary endpoints were toxicity; number of patients who completed the neoadjuvant therapy; radiological and pathological response after chemoradiation; and pTNM stage, postoperative morbidity, mortality, and overall and disease-free survival.

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This Position Paper contains clinically oriented guidelines by the Italian Association for the Study of the Pancreas (AISP) for the diagnosis and treatment of severe acute pancreatitis. The statements were formulated by three working groups of experts who searched and analysed the most recent literature; a consensus process was then performed using a modified Delphi procedure. The statements provide recommendations on the most appropriate definition of the complications of severe acute pancreatitis, the diagnostic approach and the timing of conservative as well as interventional endoscopic, radiological and surgical treatments.

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Background: Chronic non-pathological pancreatic hyperenzymemia is a benign condition characterized by the persistent elevation of serum pancreatic enzymes without morphological alterations of the pancreas. No information is available regarding the quality of life of these subjects.

Aim: To evaluate the physical, mental and psychological status of these subjects using SF-12 Health Survey questionnaire and the 12-item General Health Questionnaire.

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Pancreatic fat accumulation has been described with various terms including pancreatic lipomatosis, pancreatic steatosis, fatty replacement, fatty infiltration, fatty pancreas, lipomatous pseudohypertrophy and nonalcoholic fatty pancreas disease. It has been reported to be associated with type 2 diabetes mellitus, acute pancreatitis, pancreatic cancer and the formation of pancreatic fistula. The real incidence of this condition is still unknown.

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Context: Serous cystic neoplasms of the pancreas are regarded as benign entities with rare malignant potential and are frequently resected.

Objective: The purpose of the study was to evaluate the usefulness of a multidisciplinary team (MDT) approach in decision making regarding the diagnosis and management of pancreatic serous cystic neoplasms.

Methods: A retrospective study of a prospective database involving 43 patients with serous cystic neoplasms was carried out.

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Objectives: The majority of intraductal papillary mucinous neoplasms (IPMNs) of the pancreas are branch duct (BD) IPMNs, and these neoplasms are being diagnosed with increasing frequency; no data are also available on the well-being (quality of life [QoL]) of these patients. We aimed to evaluate the 2-year follow-up results in consecutive patients with BD-IPMNs to assess symptoms at presentation and their morphological progression; the physical and psychological statuses of these patients were also evaluated.

Methods: One hundred one patients with BD-IPMN of the pancreas were enrolled in the study (37.

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The accumulation of fat in the pancreatic gland has been referred to using various synonyms, such as pancreatic lipomatosis, fatty replacement, fatty infiltration, fatty pancreas, lipomatous pseudohypertrophy, non-alcoholic fatty pancreatic disease and pancreatic steatosis We believe that pancreatic steatosis is the best description of fat accumulation in the pancreatic gland without fat replacement, and this term also describes the possibility that the fat accumulation is a reversible process. A review of the existing literature was carried out, and it was found that there was notable evidence from both the pathological and the imaging point of view that pancreatic steatosis is an increasing problem due to the increasing incidence of obesity. The conclusion was that pancreatic steatosis was easily detectable using modern imaging techniques, such as ultrasonography, endoscopic ultrasonography, computed tomography and magnetic resonance imaging.

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Context: The natural history of incidental branch-duct intraductal papillary mucinous neoplasm of the pancreas is still unknown.

Case Report: The case of a 74-year-old man who had been diagnosed 14 years previously with an incidental branch-duct intraductal papillary mucinous neoplasm of the pancreatic head, 30 mm in size, without mural nodules and dilatation of the main pancreatic duct is herein reported. After an exploratory laparotomy at the time of diagnosis (when he was 60 year-old), the patient was enrolled in a surveillance program.

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This report contains clinically oriented guidelines for the diagnostic work-up and follow-up of cystic pancreatic neoplasms in patients fit for treatment. The statements were elaborated by working groups of experts by searching and analysing the literature, and then underwent a consensus process using a modified Delphi procedure. The statements report recommendations regarding the most appropriate use and timing of various imaging techniques and of endoscopic ultrasound, the role of circulating and intracystic markers and the pathologic evaluation for the diagnosis and follow-up of cystic pancreatic neoplasms.

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Multidetector-row computed tomography (MDCT) and magnetic resonance (MR) imaging are currently the most frequently performed imaging modalities for the study of pancreatic disease. In cases of suspected autoimmune pancreatitis (AIP), a dynamic quadriphasic (precontrast, contrast-enhanced pancreatic, venous and late phases) study is recommended in both techniques. In the diffuse form of autoimmune pancreatitis (DAIP), the pancreatic parenchyma shows diffuse enlargement and appears, during the MDCT and MR contrast-enhanced pancreatic phase, diffusely hypodense and hypointense, respectively, compared to the spleen because of lymphoplasmacytic infiltration and pancreatic fibrosis.

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Objectives: The objective of this study was to prospectively compare the diagnostic accuracy of 3-dimensional contrast-enhanced ultrasonography (3D-CEUS) with that of magnetic resonance imaging (MRI) in the study of intraductal papillary mucinous neoplasms (IPMNs) of the pancreas.

Methods: Thirty consecutive patients with IPMN were studied.

Results: Three patients (10.

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Context: Mucinous cystic neoplasm (MCN) of the pancreas usually affects female patients and is characterized by an ovarian-type stroma. From literature review, only 9 cases of MCNs have been reported in male patients.

Case Report: We describe the 10th case of a MCN in a 65-year-old male patient who underwent a distal pancreatectomy with spleen resection and standard lymphadenectomy.

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