Publications by authors named "Aleix Martinez Perez"

Background: While total mesorectal excision is the gold standard for rectal cancer, the optimal surgical approach to achieve adequate oncological outcomes remains controversial. This network meta-analysis aims to compare the histopathological outcomes of robotic (R-RR), transanal (Ta-RR), laparoscopic (L-RR), and open (O-RR) resections for rectal cancer.

Materials And Methods: MEDLINE, Embase, and the Cochrane Library were screened from inception to June 2024.

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Emergency general surgeons often provide care to severely ill patients requiring surgical interventions and intensive support. One of the primary drivers of morbidity and mortality is perioperative bleeding. In general, when addressing life threatening haemorrhage, blood transfusion can become an essential part of overall resuscitation.

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Article Synopsis
  • This study evaluates three minimally invasive surgical techniques for total mesorectal excision (TME) in treating low/mid locally advanced rectal cancer: laparoscopic, robotic, and transanal TME.
  • An analysis of 468 patients revealed that robotic and transanal TME had lower complication and conversion rates compared to laparoscopic TME, with robotic TME showing fewer anastomotic leaks.
  • The study concludes that robotic and transanal TME approaches can lead to quicker recovery times and fewer postoperative issues compared to laparoscopic TME, indicating their potential advantages for patient outcomes.
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  • This study compares two surgical methods, Hartmann's procedure (HP) and resection with primary anastomosis (RPA), for treating acute left-sided colonic emergencies among 1215 patients from 204 centers globally.
  • Results showed that while HP was the more common treatment (57.3%), RPA was favored for younger patients with fewer health issues and those needing surgery sooner.
  • The study concluded that although HP is still widely used, RPA might be the better option, emphasizing the importance of patient characteristics and surgeon experience in determining treatment choice.
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Background: Controversies remain on the diagnostic strategy in suspected AA, considering the different settings worldwide.

Material And Methods: A prospective observational international multicentric study including patients operated for suspected AA with a definitive histopathological analysis was conducted. Three groups were analyzed: (1) No radiology; (2) Ultrasound, and (3) Computed tomography.

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Purpose: Acute appendicitis (AA) is frequent, its diagnosis is challenging, and the surgical intervention is not risk free. An accurate diagnosis will reduce unnecessary surgeries and associated risks. This study aimed to analyze the rate of appendectomies' postoperative complications.

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Article Synopsis
  • - Iatrogenic urinary tract injury (IUTI) is a serious complication that can arise from emergency digestive surgery, leading to increased health risks and long-term quality of life issues for patients.
  • - The incidence of IUTIs varies from 0.3% to 1.5%, highlighting the need for clear strategies for prevention and management, especially given the high number of these surgeries done globally.
  • - The World Society of Emergency Surgery (WSES) has developed guidelines based on extensive literature review and expert consultations, focusing on effective prevention measures, detection methods, and management strategies—including antibiotic use—pertaining to IUTIs in emergency settings.
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Laparotomy incisions provide easy and rapid access to the peritoneal cavity in case of emergency surgery. Incisional hernia (IH) is a late manifestation of the failure of abdominal wall closure and represents frequent complication of any abdominal incision: IHs can cause pain and discomfort to the patients but also clinical serious sequelae like bowel obstruction, incarceration, strangulation, and necessity of reoperation. Previous guidelines and indications in the literature consider elective settings and evidence about laparotomy closure in emergency settings is lacking.

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The risk of conversion to open surgery is inevitably present during any minimally invasive colorectal surgical procedure. Conversions have been associated with adverse postoperative and oncologic outcomes. No previous study has evaluated the specific causes and consequences of conversion during a minimally invasive right colectomy (MIS-RC).

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Purpose: Robotic surgery has been progressively implemented for colorectal procedures but is still limited for multiquadrant abdominal resections. The present study aims to describe our experience in robotic multiquadrant colorectal surgeries and provide a systematic review and meta-analysis of the literature investigating the outcomes of robotic total proctocolectomy (TPC), total colectomy (TC), subtotal colectomy (STC), or completion proctectomy (CP) compared to laparoscopy.

Methods: At our institution 16 consecutive patients underwent a 2- or 3-stage totally robotic total proctocolectomy (TPC) with ileal pouch-anal anastomosis.

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Background: A difficulty score to predict intraoperative surgical complexity in liver transplantation has never been developed. The aim of this study was to assess factors associated with a difficult liver transplant and develop a score to predict difficult surgery.

Methods: All patients undergoing deceased donor whole liver transplantation from 2012 to 2019 at a single center were included.

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Aim: Operation time (OT) is a key operational factor influencing surgical outcomes. The present study aimed to analyse whether OT impacts on short-term outcomes of minimally-invasive right colectomies by assessing the role of surgical approach (robotic [RRC] or laparoscopic right colectomy [LRC]), and type of ileocolic anastomosis (i.e.

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Background: Recurrence after common bile duct stone (CBDS) clearance is the major long-term drawback of their management. Its prevalence is significant, and it occurs after all primary therapeutic alternatives. The aim of this study was to determine the predictive factors associated with stone recurrence after surgical common bile duct exploration (CBDE).

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Background: The objectives of the study were to investigate the organizational characteristics of acute care facilities worldwide in preventing and managing infections in surgery; assess participants' perception regarding infection prevention and control (IPC) measures, antibiotic prescribing practices, and source control; describe awareness about the global burden of antimicrobial resistance (AMR) and IPC measures; and determine the role of the Coronavirus Disease 2019 pandemic on said awareness.

Methods: A cross-sectional web-based survey was conducted contacting 1432 health care workers (HCWs) belonging to a mailing list provided by the Global Alliance for Infections in Surgery. The self-administered questionnaire was developed by a multidisciplinary team.

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Background: Several studies highlighted an inferior outcome of R1 resection for colorectal cancer liver metastases (CRLM); it is still unclear whether directly involved margins (R1-contact) are associated with a poorer outcome compared to R1 < 1 mm. The aim of this study is to analyze the impact on surgical margin recurrence (SMR) of R1-contact vs R1 < 1 mm patients.

Methods: Patients who underwent surgery for CRLM between 2009-2018 with both R1 resections on final histology were included and compared in terms of recurrence and survival.

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Technological improvements are crucial in the evolution of surgery. Real-time fluorescence-guided surgery (FGS) has spread worldwide, mainly because of its usefulness during the intraoperative decision-making processes. The success of any gastrointestinal oncologic resection is based on the anatomical identification of the primary tumor and its regional lymph nodes.

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Total mesorectal excision (TME) is the standard surgical treatment for the curative radical resection of rectal cancers. Minimally invasive TME has been gaining ground favored by the continuous technological advancements. New procedures, such as transanal TME (TaTME), have been introduced to overcome some technical limitations, especially in low rectal tumors, obese patients, and/or narrow pelvis.

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Background: Adequate fluid resuscitation is paramount in the management of acute pancreatitis (AP). The aim of this study is to assess benefits and harms of fluid therapy protocols in patients with AP.

Methods: MEDLINE, Embase, Science Citation Index and clinical trial registries were searched for randomised clinical trials published before May 2020, assessing types of fluids, routes and rates of administration.

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Background: Laparoscopic common bile duct exploration (LCBDE) is an effective treatment for choledocholithiasis. The aim of this study was to determine the predictive factors associated with conversion during LCBDE and to assess the implications of conversion on the patients' postoperative course.

Methods: A retrospective cohort study based on patients undergoing LCBDE between 2000 and 2018 was conducted.

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Bile duct injury (BDI) is a dangerous complication of cholecystectomy, with significant postoperative sequelae for the patient in terms of morbidity, mortality, and long-term quality of life. BDIs have an estimated incidence of 0.4-1.

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Background: The effectiveness of surgical treatment for splenic flexure carcinomas (SFCs) in emergency settings remains unexplored. This study aims to compare the perioperative and long-term outcomes of different alternatives for emergency SFC resection.

Method: This multicenter retrospective study was based on the SFC Study Group database.

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Introduction: Postoperative pancreatic fistula (POPF) is the most dreadful complication of pancreaticoduodenectomy (PD) and previous literature focused on technical modifications of pancreatic remnant reconstruction. We developed a multifactorial mitigation strategy (MS) and the aim of the study is to assess its clinical impact in patients at high-risk of POPF.

Methods: All patients candidate to PD between 2012 and 2018 were considered.

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Introduction: The present study aimed to evaluate the short- and mid-term outcomes of laparoscopic colon-first staged resection for colorectal cancer (CRC) and colorectal cancer liver metastases (CRCLM).

Methods: This study included patients with metastatic CRC who underwent laparoscopic surgical staged resection for the primary tumor and CRCLM between June 2013 and December 2018. Data collection included the baseline patient's and tumor features, the perioperative and histopathologic outcomes from both surgical procedures, and the oncologic follow-up.

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