Publications by authors named "Simone Tierno"

Aim: Complex anal fistula represents a burden for patients, and its management is a challenge for surgeons. Video-assisted anal fistula treatment (VAAFT) is one sphincter-sparing technique. However, data on its long-term effectiveness are scant.

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Complex anal fistulas (CAF) present a challenge in achieving healing while preserving anal sphincter function. This study aims to introduce a novel staged approach for CAF treatment, combining video-assisted anal fistula treatment (VAAFT), seton placement, and other staged approaches. Consecutive patients with CAF underwent the staged approach involving VAAFT and seton placement.

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Aim: Chronic anal fissure (CAF) is an extremely frequent finding in clinical practice. Several topical agents have been proposed for its treatment with the common goal of increasing anodermal blood flow to promote healing. The aim of this study was to compare the efficacy and safety of a Propionibacterium extract gel (PeG) and 0.

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The role of a systematic lymphadenectomy in patients undergoing surgery for clinical stage I lung lepidic adenocarcinoma is still unclear. In the last years, some authors have advocated the possibility to avoid a complete lymph-node dissection in this setting. Results of patients who received systematic hilar-mediastinal nodal dissection for this oncologic condition are here reported.

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Background: We analyzed the evolution of genitourinary dysfunctions in patients undergoing surgical treatment for rectal cancer, and compared open surgery, laparoscopy, robotic and TaTME.

Methods: Functional outcomes were evaluate using standardized questionnaires, compiled at the start of treatment, after the end of Radiotherapy, at 1 and 6 months after surgery.

Results: In 72 patients 37.

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Aim: Since its introduction, transanal endoscopic microsurgery (TEM) has become the treatment of choice for rectal benign lesions not amenable to flexible endoscopic excision and for early rectal cancer. Disposable soft devices as the Trans-anal Minimally Invasive Surgery (TAMIS) are a valid alternative to non-disposable rigid trans-anal endoscopic microsurgery (TEM) platforms. The aim of the present study is to compare TEM and TAMIS in terms of incidence of R1 resection and lesion fragmentation which were combined in a composite outcome called quality resection.

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Background: Resection of lung cancer infiltrating the aortic arch or the subclavian artery can be accomplished in selected patients with the use of cardiopulmonary bypass (CPB). Direct cross-clamping of the aortic arch and the left subclavian artery without CPB for radical resection of the tumor can be an alternative. This study presents one group's experience with this technique.

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Secondary aorto-enteric fistulae (SAEF) are rare life-threatening complications that occur after abdominal aortic graft implant to treat aortic aneurysm or occlusive disease. Conventional treatments such as extra-anatomic bypass grafting with aortic ligation and subsequent graft removal with bowel repair are associated with a 25% to 90% operative mortality rate. In the emergency setting, patients unsuitable for major arterial surgery may benefit from a staged, less invasive approach.

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Background: Advanced-stage thymic tumors infiltrating the superior vena cava (SVC), when radically resectable, can be surgically treated by SVC prosthetic replacement within a multimodality therapeutic approach. We hereby present our series of patients undergoing SVC resection and prosthetic reconstruction for stage III or IV thymic malignancies.

Methods: Between 1989 and 2015, 27 patients with thymic tumors (21 thymoma, 6 thymic carcinoma) infiltrating the SVC underwent radical resection with a SVC prosthetic replacement by a bovine pericardial conduit in 12 cases, a polytetrafluoroethylene conduit in 13, a porcine pericardial conduit in 1, and a saphenous vein conduit in 1.

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Background: Lung metastases occur in 10% to 20% of patients with colorectal cancer (CRC). Lung metastatic pathways of CRC are poorly known, and the optimal management for recurrent lung metastases remains uncertain.

Methods: Long-term oncologic outcomes of 203 patients with CRC lung metastases who underwent metastasectomy were investigated in this multicenter retrospective study.

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Objectives: The advantages of a bronchial sleeve resection are well established. A clear majority of reported cases are of upper lobe sleeve resection. Reimplantation of the upper lobe bronchus after a lower sleeve lobectomy or bilobectomy (the so-called Y-sleeve resection) is infrequent.

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Background: Despite different prognostic factors have been already studied, patients undergoing potentially curative resection for gastric cancer, still have a poor outcome. There is therefore the need to identify novel prognostic factors. Recently, Tumor-Stroma Ratio (TSR) was proven to be associated with prognosis in different types of cancers.

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Background: The aim of the present study was to evaluate the prognostic significance of perineural invasion (PNI) in locally advanced gastric cancer patients who underwent D2 gastrectomy and adjuvant chemotherapy.

Methods: The records of a series of 103 patients undergoing D2 gastrectomy with curative intent combined with adjuvant chemotherapy from January 2004 to December 2014 were retrospectively reviewed.

Results: PNI was positive in 47 (45.

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Introduction: First described in 1982, TME overcomes most of the concerns regarding adequate local control after anterior rectal resection. TME requires close sharp dissection along the so-called Heald's plane down to the levators, with distal dissection often cumbersome. In recent years, Transanal TME was introduced with the aim to improve distal rectal dissection and quality of mesorectal excision.

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Background: Single-incision laparoscopic cholecystectomy (SILC) has been widely introduced into the clinical practice, but the real clinical benefits for patients still remain a matter of debate. We conducted a systematic review, according to the PRISMA guidelines comparing clinical and peri-operative outcomes of SILC and conventional laparoscopic cholecystectomy (CLC).

Method: A literature search, including only randomised controlled trials (RCTs), was performed via PubMed, Google Scholar, Cochrane Library and Embase database.

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Background: Laparoscopic sleeve gastrectomy has become a popular stand-alone procedure among bariatric surgeons. Recently, Natural Orifice Specimen Extraction laparoscopic surgery has been introduced to avoid minilaparotomy, possibly reducing postoperative pain, hospital stay, and improving QoL and cosmetics. Operative steps and preliminary results of NOSE sleeve gastrectomy are described and reported.

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Background: The relationship between the free margin distance and the recurrence rate and overall survival after R0 wedge resection for non-small cell lung cancer (NSCLC) is still not clear. We retrospectively evaluated the long-term oncologic outcome of patients who had undergone wedge resection for NSCLC to assess the prognostic effect of margin distance in this setting.

Methods: Between 2003 and 2013, 243 consecutive patients with a functional contraindication to major lung resection underwent wedge resection with systematic lymph node dissection for clinical stage I NSCLC.

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Esophagojejunal anastomosis leakage is one of the major complications after total gastrectomy for gastric cancer and is an independent predictor of survival. Our aim is to systematically review the literature and discuss the reported therapeutic approaches to identify the best therapeutic approach. Pubmed, EMbase, Cochrane Library, CILEA Archive, BMJ Clinical Evidence, and Up ToDate databases were screened limiting the research to articles written in English from January 1992 through December 2013.

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Background: Nodal status is an important prognostic factor for patients with gastric cancer. Log odds of positive nodes (LODDS) (log of the ratio between the number of positive nodes and the number of negative nodes) are a new effective indicator of prognosis. The aim of the study is to evaluate if LODDS are superior to N stage and lymph nodal ratio (LNR).

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Background/aims: The prognosis of pancreatic adenocarcinoma (PAC) is poor. The serum carbohydrate antigen 19-9 (CA 19-9) level has been identified as a prognostic indicator of recurrence and reduced overall survival. The aim of this study was to identify preoperative prognostic factors and to create a prognostic model able to assess the early recurrence risk for patients with resectable PAC.

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Background: This study was designed to identify which are the best preoperative inflammation-based prognostic scores in terms of overall survival (OS) and disease-free survival (DFS) in patients with gastric cancer.

Methods: Between January 2004 and January 2013, 102 consecutive patients underwent resection for gastric cancer at S. Andrea Hospital, "La Sapienza", University of Rome.

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The purpose of this study is to verify the usefulness of a multidisciplinary Trauma Registry in the evaluation of trauma, particularly in relation to the number of specialists involved, and to analyze the effective role of the general trauma surgeon in an integrated trauma care system. The present study was performed by analyzing data from the Trauma Registry of the University Hospital Sant'Andrea in Rome, which was set up in March 2006. Data recorded between March 2006 and March 2009 was considered for the present study.

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Purpose: The aim of the present study was to evaluate the clinical features, management and outcome of patients submitted to emergency surgery because of intestinal lymphoma.

Methods: A consecutive series of fourteen patients with gastrointestinal tract lymphoma referred for emergency surgery between March 2006 and May 2010 was retrospectively analyzed.

Results: Patients including 9 males (64.

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