Publications by authors named "Mattia Berselli"

Article Synopsis
  • Interest in metastatic gastric cancer is rising, with the META-GASTRO registry aiming to gather clinical data on oligometastatic patients to guide multimodal treatment, including surgery.
  • The study analyzed data from 383 patients, identifying oligometastatic cases through two definitions: quantitative/anatomical (specific site metastases) and dynamic (percentage based on site), finding relevant statistical significance.
  • The results indicated that 30% of patients fit the quantitative definition and 16% the dynamic definition, with outcomes for conversion therapy similar to those who had surgery after initial chemotherapy.
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Article Synopsis
  • The Italian Research Group for Gastric Cancer created a database to assess how a practical approach influences stage IV gastric cancer management and patient outcomes.
  • Data from 383 patients collected between 2018 and September 2022 showed increased use of laparoscopic techniques and a significant difference in surgical treatment strategies compared to past practices.
  • The study found that while different metastatic sites didn't significantly affect survival rates, having multiple sites did worsen survival, indicating that better diagnosis and staging can improve outcomes for patients eligible for curative surgery.
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Gastrectomy for gastric cancer is still performed in Western countries with high morbidity and mortality. Post-operative complications are frequent, and effective diagnosis and treatment of complications is crucial to lower the mortality rates. In 2015, a project was launched by the EGCA with the aim of building an agreement on list and definitions of post-operative complications specific for gastrectomy.

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Magnetic Resonance Imaging (MRI) is routinely used in preoperative rectal cancer staging. The concordance of MRI staging with final pathologic exam, albeit improved, has not yet reached perfection. The aim of this study is to analyze the agreement between MRI and pathologic exam in patients operated on for mid-low rectal cancer.

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Background: Aberrant DNA hypomethylation of the long interspersed nuclear elements (LINE-1 or L1) has been recognized as an early event of colorectal transformation. Simultaneous genetic and epigenetic analysis of colorectal adenomas may be an effective and rapid strategy to identify key biological features leading to accelerated colorectal tumorigenesis. In particular, global and/or intragenic LINE-1 hypomethylation of adenomas may represent a helpful tool for improving colorectal cancer (CRC) risk stratification of patients after surgical removal of polyps.

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Introduction: Symptomatic uncomplicated diverticular disease (SUDD) is characterized by abdominal pain and altered bowel function and may affect quality of life. When symptoms are severe and conservative therapy is ineffective, surgical intervention becomes an option.

Objective: This study aims to investigate quality of life after elective sigmoidectomy for patients affected by SUDD.

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Objectives: The aim of the present study was to compare the incidence of genitourinary (GU) dysfunction after elective laparoscopic low anterior rectal resection and total mesorectal excision (LAR + TME) with high or low ligation (LL) of the inferior mesenteric artery (IMA). Secondary aims included the incidence of anastomotic leakage and oncological outcomes.

Background: The criterion standard surgical approach for rectal cancer is LAR + TME.

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Endoscopic self-expandable metal stent (SEMS) placement as a bridge to surgery in large bowel neoplastic obstruction is an alternative to emergency surgery for the obstructive colorectal neoplasms. This study aims to analyze postoperative and long-term outcomes in a series of patients who underwent laparoscopic colorectal resection after SEMS placement. The analysis, after the stratification based on the time elapsed between the onset of the occlusive symptoms and the SEMS positioning, revealed an interesting result, with lower mortality for patients who underwent the procedure within 24 hours of hospitalization (P=0.

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Surgery for gastric cancer is associated with significant major morbidity and an estimated mortality rate of about 5%. A reliable comparison of post-operative outcomes is hampered by the lack of a clear, universally recognized, definition of the most frequent complications. This paper reports the final results of a project launched by the Italian Research Group for Gastric Cancer in September 2015, whose goal was to propose a comprehensive list of surgical-related, gastric cancer-specific complications, with their definitions.

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This article reports the guidelines for gastric cancer staging and treatment developed by the GIRCG, and contains comprehensive indications for clinical management, including radiological, endoscopic, surgical, pathological, and oncological paths.

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We describe a man who presented with a traumatic portal vein pseudoaneurysm, which was subsequently managed with a percutaneous transhepatic stent graft. This case demonstrates a rarely seen condition in the traumatic population and a novel management strategy, which should be considered in the management of this challenging injury.

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Introduction: Hiatal hernia is a common disorder and a controversial topic. In symptomatic voluminous hernias laparoscopic surgery and use of mesh can be considered. An initial experience in voluminous hiatal hernia laparoscopic repair using absorbable glycolic acid/trimethylene carbonate synthetic mesh is reported.

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Background: The position of arterial ligation during laparoscopic anterior rectal resection with total mesorectal excision can affect genito-urinary function, bowel function, oncological outcomes, and the incidence of anastomotic leakage. Ligation to the inferior mesenteric artery at the origin or preservation of the left colic artery are both widely performed in rectal surgery. The aim of this study is to compare the incidence of genito-urinary dysfunction, anastomotic leak and oncological outcomes in laparoscopic anterior rectal resection with total mesorectal excision with high or low ligation of the inferior mesenteric artery in a controlled randomized trial.

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Purpose: Recurrence rate and the perioperative outcome evaluation through laparoscopic approach for ventral (primary and incisional) hernia repair.

Materials And Methods: A retrospective evaluation of a series of patients treated through a minimally invasive approach for ventral hernia was performed. A standardized surgical technique was adopted.

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Introduction. Single-incision laparoscopic surgery (SILS) is a virtually "scarless" technique. A retrospective analysis is performed to evaluate an initial experience of this surgical approach.

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Background: Retroperitoneal sarcomas (RSTS) involving inferior vena cava (IVC) are rare entities. Vascular resection and reconstruction represent a technical challenge. The aim of the study was to review a monoinstitutional series of IVC resections for RSTS (mainly IVC leiomyosarcoma), focusing on the type of vascular replacement, morbidity, and oncologic outcome.

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Context: Resection of adjacent visceral organs is often required in surgery for abdominal mesenchymal tumors.

Objectives: To analyze the specific perioperative morbidity and mortality of a left pancreatectomy in multivisceral resections for mesenchymal tumors.

Patients: This paper considered all patients treated at National Cancer Institute, Milan, Italy, from January 1997 to May 2009 for the resection of abdominal mesenchymal neoplasms requiring a concomitant left pancreatectomy.

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Celiac axis stenosis is a relatively common finding that may require major revascularization during pancreaticoduodenectomy. We present a patient that underwent pancreaticoduodenectomy for intraductal papillary mucinous neoplasm of the pancreatic head associated with celiac axis obstruction. To secure arterial blood flow to the upper abdominal organs, the superior posterior pancreaticoduodenal artery and the posterior-inferior pancreatic-duodenal artery were carefully preserved, and anastomosed.

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Background/aims: Body-tail pancreatic cancer is an aggressive disease with a low resectability rate and a poor prognosis. Celiac axis invasion usually contraindicates resection. The aim of this study was to analyze the feasibility of distal pancreatectomy (DP) with celiac axis resection (DP-CAR) for locally advanced body-tail pancreatic cancer.

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Background: We sought to assess morbidity and mortality in primary retroperitoneal soft tissue sarcomas (RSTS) treated by a frontline aggressive surgical approach.

Methods: A total of 249 consecutive patients with primary RSTS were treated by a frontline aggressive surgical approach at two major European institutions. Multivariable models were used for exploring the relationship between postsurgical morbidity and the number of organs resected, with adjustment for clinical variables.

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Background: This study was conducted to develop a histology-specific nomogram to predict postoperative overall survival (OS) at 5 and 10 years in primary retroperitoneal soft tissue sarcoma (STS).

Methods: Data registered at a single institution (National Cancer Institute, Milan, Italy) prospective sarcoma database were used. In the present analysis, patients with primary localized retroperitoneal STS resected with curative intent between 1985 and 2007 were included.

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Purpose: Pancreatic metastases from colorectal cancer are very rare, and the possible benefit of surgical treatment is not clearly defined. This study was designed to evaluate the outcome of patients undergoing pancreatic resection for metastatic colorectal cancer to the pancreas.

Methods: Nine patients underwent pancreatic resection for metastatic colorectal cancer between January 1980 and December 2006.

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Background: Postoperative pancreatic fistula (POPF) is responsible for severe complications and death in patients who underwent pancreatic surgery. The reported success rate of conservative treatment is around 80%. Therefore up to 20% of patients usually need surgical treatment that can be repeated in some.

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Tangier disease is a rare genetic disorder of lipid metabolism, characterized by severe deficiency of plasma high-density lipoprotein cholesterol, low-plasma total cholesterol, and accumulation of cholesteryl ester in macrophages. Abdominal manifestation of Tangier disease is extremely rare, being reported only once in the English literature. We describe a 55-year-old patient with this condition, who underwent splenectomy 37 years before, because of splenomegaly with thrombocytopenia, and subsequently presented with abdominal pain and pancreatic mass, simulating a pancreatic tumor.

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