Gianmario Edoardo Poto

Dr. Gianmario Edoardo Poto

Medicine, Surgery and Neurosciences, University of Siena, Siena, Tuscany, Italy
orcid

Research Focus & Metrics

Academic Career Length

5Years (2022-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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Verified
Journal Article
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Luigi MaranoLuigi Marano
Luigi Marano
LVLuigi Verre
Luigi Verre
Ludovico CarboneLudovico Carbone
Ludovico Carbone
GPGianmario Edoardo Poto
Gianmario Edoardo Poto
DFDaniele Fusario
Daniele Fusario
YVYogesh Kumar Vashist
Yogesh Kumar Vashist
Gastric cancer is ranked as the fifth most frequently diagnosed type of cancer. Complete resection with adequate lymphadenectomy represents the goal of treatment with curative intent. Quality assurance is a crucial factor in the evaluation of oncological surgical care, and centralization of healthcare in referral hospitals has been proposed in several countries. However, an international agreement about the setting of “high-volume hospitals” as well as “minimum volume standards” has not yet been clearly established. Despite the clear postoperative mortality benefits that have been described for gastric cancer surgery conducted by high-volume surgeons in high-volume hospitals, many authors have highlighted the limitations of a non-composite variable to define the ideal postoperative period. The textbook outcome represents a multidimensional measure assessing the quality of care for cancer patients. Transparent and easily available hospital data will increase patients’ awareness, providing suitable elements for a more informed hospital choice.

8 January 2023 in Current Oncology
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Luigi MaranoLuigi Marano
Luigi Marano
Ludovico CarboneLudovico Carbone
Ludovico Carbone
GPGianmario Edoardo Poto
Gianmario Edoardo Poto
VRValeria Restaino
Valeria Restaino
SPStefania Angela Piccioni
Stefania Angela Piccioni
Daniele MarrelliDaniele Marrelli
Daniele Marrelli
Despite its decreasing incidence, gastric cancer remains an important global healthcare problem due to its overall high prevalence and high mortality rate. Since the MAGIC and FNLCC/FFCD trials, the neoadjuvant chemotherapy has been recommended throughout Europe in gastric cancer. Potential benefits of preoperative treatments include a higher rate of R0 resection achieved by downstaging the primary tumor, a likely effect on micrometastases and isolated tumor cells in the lymph nodes, and, as a result, improved cancer-related survival. Nevertheless, distortion of anatomical planes of dissection, interstitial fibrosis, and sclerotic tissue changes may increase surgical difficulty. The collection of at least twenty-five lymph nodes after neoadjuvant therapy would seem to ensure removal of undetectable node metastasis and reduce the likelihood of locoregional recurrence. It is not what you take but what you leave behind that defines survival. Therefore, para-aortic lymph node dissection is safe and effective after neoadjuvant chemotherapy, in both therapeutic and prophylactic settings. In this review, the efficacy of adequate lymph node dissection, also in a neoadjuvant setting, has been investigated in the key studies conducted to date on the topic.

10 February 2022 in Antibiotics
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Journal Article
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Luigi MaranoLuigi Marano
Luigi Marano
Ludovico CarboneLudovico Carbone
Ludovico Carbone
GPGianmario Edoardo Poto
Gianmario Edoardo Poto
NCnatale calomino
natale calomino
ANAlessandro Neri
Alessandro Neri
Daniele MarrelliDaniele Marrelli
Daniele Marrelli
Surgical site infection occurs with high frequency in gastrointestinal surgery, contributing to the high incidence of morbidity and mortality. The accepted practice worldwide for the prevention of surgical site infection is providing single- or multiple-dose antimicrobial prophylaxis. However, most suitable antibiotic and optimal duration of prophylaxis are still debated. The aim of the systematic review is to assess the efficacy of antimicrobial prophylaxis in controlling surgical site infection rate following esophagogastric surgery. PubMed and Cochrane databases were systematically searched until 31 October 2021, for randomized controlled trials comparing different antimicrobial regimens in prevention surgical site infections. Risk of bias of studies was assessed with standard methods. Overall, eight studies concerning gastric surgery and one study about esophageal surgery met inclusion criteria. No significant differences were detected between single- and multiple-dose antibiotic prophylaxis. Most trials assessed the performance of cephalosporins or inhibitor of bacterial beta-lactamase. Antimicrobial prophylaxis (AMP) is effective in reducing the incidence of surgical site infection. Multiple-dose antimicrobial prophylaxis is not recommended for patients undergoing gastric surgery. Further randomized controlled trials are needed to determine the efficacy and safety of antimicrobial prophylaxis in esophageal cancer patients.

21 September 2023 in International Journal of Surgery
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Journal Article
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FFFrancesca De Felice
Francesca De Felice
CCCarlo Guglielmo Cattaneo
Carlo Guglielmo Cattaneo
GPGianmario Edoardo Poto
Gianmario Edoardo Poto
CACarmine Antropoli
Carmine Antropoli
ABAntonio Brillantino
Antonio Brillantino
Luigi MaranoLuigi Marano
Luigi Marano
The ongoing global health challenge of cancer is driving the pursuit of innovative avenues for prevention, treatment, and enhanced outcomes. The convergence of nutrition and immune modulation, known as immunonutrition, is ready to act as a catalyst for transformative change in cancer research and therapy. Our study employs a bibliometric analysis to uncover the evolving trends within immunonutrition and cancer research across the past 25 years. Bibliometric data, including authors, journals, affiliations, and countries, were analyzed using the Bibliometrix R package. Clustering algorithms were applied to keywords to identify thematic areas and their evolution. A total of 489 documents were analyzed, showing an annual growth rate of 8.7%, with a collaboration index of 5.41, highlighting comprehensive multidisciplinary involvement within this landscape. Core authors demonstrated sustained productivity, while occasional authors indicated widespread interest. The Medical University of Warsaw led in institutional contributions. Country-wise, Italy, France, and the USA emerged as forerunners in fostering research productivity. Key journals like ʻClinical Nutritionʼ served as beacons, emphasizing the multidimensional nature of this topic. The analysis highlighted growing research output and several collaborations, indicating the importance of immunoenriched nutrition in cancer treatment. The interplay of core authors and diversified engagement harmoniously accentuates the cross-disciplinary nature of this burgeoning field. International collaboration facilitated knowledge exchange. Prominent documents shaped the field, emphasizing the significance of nutritional interventions. Thematic clusters revealed varied focuses, including pharmaconutrients, surgical approaches, inflammation, and specific cancers. The expanding research output suggests further development, particularly in exploring immunoenriched nutrition’s impact on cancer types and patient populations. The multidisciplinary nature and international collaborations enhance the field’s progress. Gaps in research underscore the need for original studies and personalized approaches. This study guides future research, informing evidence-based nutritional interventions and advancing cancer care practices.

31 August 2024 in Annals of Coloproctology
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Journal Article
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ABAntonio Brillantino
Antonio Brillantino
ARAdolfo Renzi
Adolfo Renzi
PTPasquale Talento
Pasquale Talento
LBLuigi Brusciano
Luigi Brusciano
Luigi MaranoLuigi Marano
Luigi Marano
LDLudovico Docimo
Ludovico Docimo
The aim of these evidence-based guidelines is to present a consensus position from members of the Italian Unitary Society of Colon-Proctology (Società Italiana Unitaria di Colon-Proctologia, SIUCP) on the diagnosis and management of hemorrhoidal disease, with the goal of guiding physicians in the choice of the best treatment option. A panel of experts was charged by the Board of the SIUCP to develop key questions on the main topics related to the management of hemorrhoidal disease and to perform an accurate and comprehensive literature search on each topic, in order to provide evidence-based answers to the questions and to summarize them in statements. All the clinical questions were discussed by the expert panel in multiple rounds through the Delphi approach and, for each statement, a consensus among the experts was reached. The questions were created according to PICO (patients, intervention, comparison, and outcomes) criteria, and the statements were developed adopting the GRADE (Grading of Recommendations, Assessment, Development, and Evaluations) methodology. In cases of grade 1 hemorrhoidal prolapse, outpatient procedures including hemorrhoidal laser procedure and sclerotherapy may be considered the preferred surgical options. For grade 2 prolapse, nonexcisional procedures including outpatient treatments, hemorrhoidal artery ligation and mucopexy, laser hemorrhoidoplasty, the Rafaelo procedure, and stapled hemorrhoidopexy may represent the first-line treatment options, whereas excisional surgery may be considered in selected cases. In cases of grades 3 and 4, stapled hemorrhoidopexy and hemorrhoidectomy may represent the most effective procedures, even if, in the expert panel opinion, stapled hemorrhoidopexy represents the gold-standard treatment for grade 3 hemorrhoidal prolapse.

7 May 2025 in Medicina
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Journal Article
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NCnatale calomino
natale calomino
Ludovico CarboneLudovico Carbone
Ludovico Carbone
EKEngjell Kelmendi
Engjell Kelmendi
SPStefania Angela Piccioni
Stefania Angela Piccioni
GPGianmario Edoardo Poto
Gianmario Edoardo Poto
Daniele MarrelliDaniele Marrelli
Daniele Marrelli
Background and Objectives: Hepatolithiasis (HL), or intrahepatic bile duct stone disease, shows regional variation and is a rare condition in Western countries. While cases from East Asia are often linked to chronic biliary infections and brown pigment stones, Western HL more frequently involves cholesterol or black pigment stones, typically in the context of prior cholecystectomy, biliary interventions, or congenital anomalies. The disease is generally associated with significant morbidity, including recurrent cholangitis, biliary strictures, and risk of cholangiocarcinoma. This study aimed to characterize HL disease in an Italian case series. Materials and Methods: We retrospectively reviewed 1450 patients with biliary stone disease treated between 2010 and 2024. HL was diagnosed in 14 patients (0.96%). Clinical records, imaging (ultrasound, CT, magnetic resonance cholangiopancreatography—MRCP, cholangiography), bile cultures, and stone composition (categorized as cholesterol, brown pigment, black pigment, or mixed using FTIR/XRD) were analyzed. Results: Among the 14 patients (mean age: 60.1 years; 64.3% female), 71.4% presented with recurrent cholangitis, while 28.6% were asymptomatic. Stones were left-sided in 57.1%, right-sided in 21.4%, and bilateral in 21.4%. Stone composition was cholesterol/mixed in 50%, brown pigment in 35.7%, and black pigment in 14.3%. Risk factors for bile stasis were present in 71.4% of cases. Bile cultures (available in nine cases) were positive in 77.8%. MRCP was highly effective for diagnosis. Hepatectomy achieved complete resolution in 35.7% of patients with unilobar disease; endoscopic/percutaneous therapy had a 44.4% recurrence rate. Interestingly, no cholangiocarcinoma was observed over a median follow-up of 4.8 years. Conclusions: Western HL is a rare, heterogeneous disease with distinct features. Cholesterol-predominant, infection-negative cases suggest a metabolic or surgical etiology. Hepatectomy offers durable outcomes in unilobar disease. Advanced imaging (MRCP, cholangioscopy) and personalized strategies are key to effective management.