Therapeutic Advances in Gastrointestinal Endoscopy最新文献

{"title":"Recurrent sigmoid volvulus secondary to a large pedunculated colonic lipoma.","authors":"Ahmed Alwali,&nbsp;Imad Kamaleddine,&nbsp;Andreas Erbersdobler,&nbsp;Clemens Schafmayer,&nbsp;Guido Alsfasser","doi":"10.1177/26317745231203480","DOIUrl":"https://doi.org/10.1177/26317745231203480","url":null,"abstract":"<p><p>Symptomatic colon lipoma is a rare occurrence in clinical practice, and its association with sigmoid volvulus is even rarer. We present a case of a man in his 70s who presented to our emergency department with suspected intestinal obstruction. Upon examination, sigmoid volvulus was diagnosed and successfully treated endoscopically through decompression and detorsion. However, the patient experienced a recurrence, leading to the decision to perform sigmoid resection as a Hartmann's procedure. Subsequently, a prolapsed tumor was observed through the stoma, which was endoscopically resected, revealing a pedunculated submucous colonic lipoma. This case report highlights the potential association between sigmoid volvulus and the presence of a large colon lipoma. Thus, giant colonic lipoma should be considered as a differential diagnosis among the causes of colonic volvulus.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231203480"},"PeriodicalIF":2.6,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/40/39/10.1177_26317745231203480.PMC10540573.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41152984","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Efficacy and safety of self-expanding metal stents in patients with inoperable esophageal cancer: a real-life study.","authors":"José Miguel Jiménez-Gutiérrez,&nbsp;Juan Octavio Alonso-Lárraga,&nbsp;Angélica I Hernández-Guerrero,&nbsp;Leonardo Saul Lino-Silva,&nbsp;Antonio Olivas-Martinez","doi":"10.1177/26317745231200975","DOIUrl":"https://doi.org/10.1177/26317745231200975","url":null,"abstract":"<p><strong>Background: </strong>Dysphagia is the most frequent symptom in patients diagnosed with esophageal cancer. Self-expanding metal stents (SEMS) are the current palliative treatment of choice for dysphagia in patients with non-curable esophageal cancer. This study aimed to evaluate the efficacy and adverse events (AEs) of different types of SEMS for palliation of dysphagia.</p><p><strong>Methods: </strong>We performed a retrospective cohort study of patients with advanced esophageal cancer and SEMS placement for dysphagia palliation in a tertiary care center. The primary outcome was the clinical success defined as an improvement in dysphagia (reduction of at least 2 points in the Mellow-Pinkas scoring system for dysphagia) after SEMS placement.</p><p><strong>Results: </strong>Between January 1999 and May 2020, 295 patients with esophageal cancer were identified. Among them, 75 had a SEMS placement for dysphagia palliation. The mean age of the patients was 61.3 years (standard deviation: 13.4), 69 patients (92%) were men, and the mean Mellow-Pinkas scoring for dysphagia pre- and post-SEMS placement were 3.1 and 1.4 (change from baseline -1.7), respectively. Technical success and clinical success were achieved in 98.6% and 58.9%, respectively. AEs were identified in 35/75 patients (46.7%), and SEMS migration was the most frequent AE in 22/75 patients (29.3%). There were no significant differences in improvement in dysphagia (<i>p</i> = 0.054), weight changes (<i>p</i> = 0.78), and AE (<i>p</i> = 0.73) among fully covered SEMS (fc-SEMS) and partially covered SEMS (pc-SEMS). The median follow-up was 89 days (interquartile range: 29-221).</p><p><strong>Conclusion: </strong>SEMS placement was associated with a rapid improvement in dysphagia, high technical success, and a modest improvement in dysphagia with no major AE among fc-SEMS and pc-SEMS.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231200975"},"PeriodicalIF":2.6,"publicationDate":"2023-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e2/f9/10.1177_26317745231200975.PMC10524049.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41160169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Risk of post-sphincterotomy bleeding in patients with thrombocytopenia.","authors":"Jad P AbiMansour,&nbsp;Vishal Garimella,&nbsp;Bret T Petersen,&nbsp;Ryan J Law,&nbsp;Andrew C Storm,&nbsp;John A Martin,&nbsp;Michael J Levy,&nbsp;Barham K Abu Dayyeh,&nbsp;Vinay Chandrasekhara","doi":"10.1177/26317745231200971","DOIUrl":"https://doi.org/10.1177/26317745231200971","url":null,"abstract":"<p><strong>Background: </strong>Reports suggest that the rate of adverse events (AEs) post-endoscopic sphincterotomy (ES) to be as high as 10%, with gastrointestinal bleeding being most common after post-endoscopic retrograde cholangiopancreatography (ERCP) pancreatitis.</p><p><strong>Objective: </strong>The aim of this study was to characterize the incidence of bleeding in patients with thrombocytopenia following ES.</p><p><strong>Design: </strong>Retrospective observational cohort study.</p><p><strong>Methods: </strong>Patients with thrombocytopenia (defined as <150,000 platelets/μL) who underwent ES between May 2017 and December 2020 were identified at a tertiary care medical center. The incidence of immediate (intraprocedural oozing >5 min or requiring intervention) or delayed (clinical bleeding with associated hemoglobin drop within 14 days) post-ES bleeding was determined <i>via</i> manual chart review.</p><p><strong>Results: </strong>A total of 221 patients with a mean platelet count of 108,000 ± 13,000 platelets/μL underwent ERCP with ES. Immediate bleeding occurred in 11 (5%) patients with no significant drop in hemoglobin or transfusion requirement. Two patients (0.9%), both of whom were noted to have immediate bleeding, also developed delayed bleeding. Presence of malignancy was associated with an increased risk of bleeding (36.4% <i>versus</i> 11.4%, <i>p</i> = 0.037) while platelet count was not.</p><p><strong>Conclusion: </strong>In a cohort of patients with thrombocytopenia, rates of immediate and delayed bleeding are similar to previously reported AE rates of ES in the general patient population. Careful attention should be given to patients with a history of active malignancy as well as those who develop immediate bleeding as they appear to be at increased risk for bleeding complications.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231200971"},"PeriodicalIF":2.6,"publicationDate":"2023-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/27/d3/10.1177_26317745231200971.PMC10521278.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41153420","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Does a coaxial double pigtail stent reduce adverse events after lumen apposing metal stent placement for pancreatic fluid collections? A systematic review and meta-analysis.","authors":"Suprabhat Giri,&nbsp;Sidharth Harindranath,&nbsp;Shivaraj Afzalpurkar,&nbsp;Sumaswi Angadi,&nbsp;Sridhar Sundaram","doi":"10.1177/26317745231199364","DOIUrl":"https://doi.org/10.1177/26317745231199364","url":null,"abstract":"<p><strong>Background: </strong>Lumen apposing metal stents (LAMSs) have a higher clinical success rate for managing pancreatic fluid collections. But they are associated with adverse events (AEs) like bleeding, migration, buried stent, occlusion, and infection. It has been hypothesized that placing a double pigtail stent (DPS) within LAMS may mitigate these AEs. The present systematic review and meta-analysis were conducted to compare the outcome and AEs associated with LAMS with or without a coaxial DPS (LAMS-DPS).</p><p><strong>Methods: </strong>A comprehensive literature search of three databases from January 2010 to August 2022 was conducted for studies comparing the outcome and AEs of LAMS alone and LAMS-DPS. Pooled incidence and risk ratios (RRs) with 95% confidence intervals (CIs) were calculated for all the dichotomous outcomes.</p><p><strong>Results: </strong>Overall, eight studies (<i>n</i> = 460) were included in the final analysis. The clinical success rate (RR 1.00, 95% CI: 0.87-1.14) and the risk of overall AEs (RR 1.60, 95% CI: 0.95-2.68) remained comparable between both groups. There was no difference in the risk of bleeding between LAMS alone and LAMS-DPS (RR 1.80, 95% CI: 0.83-3.88). Individual analysis of other AEs, including infection, stent migration, occlusion, and reintervention, showed no difference in the risk between both procedures.</p><p><strong>Conclusion: </strong>The present meta-analysis shows that coaxial DPS within LAMS may not reduce AE rates or improve clinical outcomes. Further larger studies, including patients with walled-off necrosis, are required to demonstrate the benefit of coaxial DPS within LAMS.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231199364"},"PeriodicalIF":2.6,"publicationDate":"2023-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/ed/73/10.1177_26317745231199364.PMC10510348.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41112934","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Efficacy of endoscopic trans-papillary gallbladder stenting and drainage in acute calculous cholecystitis in high-risk patients: a systematic review and meta-analysis.","authors":"Adnan Malik, Muhammad Imran Malik, Waseem Amjad, Sadia Javaid","doi":"10.1177/26317745231192177","DOIUrl":"10.1177/26317745231192177","url":null,"abstract":"<p><strong>Background and aims: </strong>Acute calculous cholecystitis (ACC) represents about one-third of all surgical emergencies. The gold standard management of ACC is laparoscopic cholecystectomy. Although cholecystectomy is a safe procedure, it may be dangerous and contraindicated in patients with complex comorbidities. Endoscopic transpapillary gallbladder stenting (ETGBS) and drainage had been widely used to manage patients suffering from ACC with comorbidities.</p><p><strong>Methods: </strong>We searched PubMed, SCOPUS, Web of Science, and Cochrane Library for relevant studies assessing the use of ETGBS in patients suffering from ACC with various comorbidities. Risk of bias assessment was performed using the National Institues of Health (NIH) tool. We included the following outcomes: clinical success, technical success, late complications, and pancreatitis.</p><p><strong>Results: </strong>We included seven studies that met our inclusion criteria. We found that the pooled proportion of clinical success, technical success, late complications, and pancreatitis was [91.3%, 95% confidence interval (CI) (86.8%, 95.9%)], [92.8%, 95% CI (89%, 96.5%)], [5.4%, 95% CI (2.9%, 7.9%)], and [3.5%, 95% CI (1.2%, 5.8%)], respectively.</p><p><strong>Conclusion: </strong>We found that an ETGBS was an effective and well-tolerated method for the treatment of cholecystitis, especially in high-risk individuals.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231192177"},"PeriodicalIF":3.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/10/b1/10.1177_26317745231192177.PMC10469246.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10152449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Palliative therapy for malignant gastric outlet obstruction: how does the endoscopic ultrasound-guided gastroenterostomy compare with surgery and endoscopic stenting? A systematic review and meta-analysis.","authors":"Rafael Krieger Martins, Vitor Ottoboni Brunaldi, André Luis Fernandes, José Pinhata Otoch, Everson Luiz de Almeida Artifon","doi":"10.1177/26317745221149626","DOIUrl":"10.1177/26317745221149626","url":null,"abstract":"<p><strong>Introduction: </strong>The gold-standard procedure to address malignant gastric outlet obstruction (MGOO) is surgical gastrojejunostomy (SGJJ). Two endoscopic alternatives have also been proposed: the endoscopic stenting (ES) and the endoscopic ultrasound-guided gastroenterostomy (EUS-G). This study aimed to perform a thorough and strict meta-analysis to compare EUS-G with the SGJJ and ES in treating patients with MGOO.</p><p><strong>Materials and methods: </strong>Studies comparing EUS-G to endoscopic stenting or SGJJ for patients with MGOO were considered eligible. We conducted online searches in primary databases (MEDLINE, EMBASE, Lilacs, and Central Cochrane) from inception through October 2021. The outcomes were technical and clinical success rates, serious adverse events (SAEs), reintervention due to obstruction, length of hospital stay (LOS), and time to oral intake.</p><p><strong>Results: </strong>We found similar technical success rates between ES and EUS-G but clinical success rates favored the latter. The comparison between EUS-G and SGJJ demonstrated better technical success rates in favor of the surgical approach but similar clinical success rates. EUS-G shortens the LOS by 2.8 days compared with ES and 5.8 days compared with SGJJ. Concerning reintervention due to obstruction, we found similar rates for EUS-G and SGJJ but considerably higher rates for ES compared with EUS-G. As to AEs, we demonstrated equivalent rates comparing EUS-G and SGJJ but significantly higher ones compared with ES.</p><p><strong>Conclusion: </strong>Despite being novel and still under refinement, the EUS-G has good safety and efficacy profiles compared with SGJJ and ES.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745221149626"},"PeriodicalIF":3.0,"publicationDate":"2023-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/42/8b/10.1177_26317745221149626.PMC9869232.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10622312","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Multimodal necrosectomy with full combined endoscopic necrosectomy in the management of acute necrotizing pancreatitis","authors":"S. Ouazzani, M. Gasmi, M. Barthet, J.M. Gonzalez","doi":"10.1177/26317745231182595","DOIUrl":"https://doi.org/10.1177/26317745231182595","url":null,"abstract":"Transgastric and transduodenal endoscopic drainages and necrosectomy are minimally invasive and effective way for the treatment of infected necrosis in the setting of acute pancreatitis (AP), but are limited in case of large and distant collections or in case of altered anatomy. We present an exclusively endoscopic approach consisting of multimodal endoscopic necrosectomy. We included consecutive patients with severe AP and presenting with large and infected necrosis requiring one transgastric and at least one extra-gastric access, among which are percutaneous, transcolonic, and/or transgrelic access. All accesses and necrosectomy sessions were performed endoscopically with CO2 insufflation. Six consecutive patients were treated. The location of infected collections were perigastric (100%), right and left paracolonic (67% and 67%), and paraduodenal (33%). All patients had transgastric or transduodenal access, all had at least one percutaneous access (total: 7 accesses), one had one transcolonic access, and one had one transjejunal access. A median of 4 necrosectomy sessions (2–5) were performed. All patients recovered without additional surgical necrosectomy. Full endoscopic multimodal management of infected necrosis with step-up approach seems feasible, safe, and effective in very large collections.","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"258 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135505495","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Unconventional treatment of inoperable biliary IPMN with an oesophageal stent in the common bile duct: case report.","authors":"Antti Siiki,&nbsp;Anne Antila,&nbsp;Yrjö Vaalavuo,&nbsp;Johanna Ronkainen,&nbsp;Irina Rinta-Kiikka,&nbsp;Johanna Laukkarinen","doi":"10.1177/26317745231183311","DOIUrl":"https://doi.org/10.1177/26317745231183311","url":null,"abstract":"Biliary intraductal papillary mucinous neoplasm (IPMN) is a rare biliary neoplasia preferably treated with oncologic resection. Endoscopic radio frequency (RF) ablation may be used as a palliative measure. We present a rare case, where heavy co-morbidities prevented surgery. Continuous mucus production caused recurrent episodes of severe cholangitis. Several ERCPs (endoscopic retrograde cholangio pancretography) were necessary due to recurrent biliary obstruction. RF ablation was not effective in the dilated common bile duct without a stricture. Standard biliary stents failed due to either migration or occlusion. When other options failed, an exceptional decision was made: a covered large diameter oesophageal stent was inserted in ERCP into the bile duct to secure bile flow and stop mucus production. Digital cholangioscopy was crucial adjunct to standard ERCP in endoscopic management. The palliative treatment method was successful: there were no stent-related adverse events or readmissions for cholangitis. The follow-up in the palliative care lasted until patient’s last 10 months of lifetime.","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"16 ","pages":"26317745231183311"},"PeriodicalIF":2.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10392209/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10290010","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Serrated polyp detection rate in colonoscopies performed by gastrointestinal fellows.","authors":"Matthew Heckroth,&nbsp;Michael Eiswerth,&nbsp;Mohamed Elmasry,&nbsp;Khushboo Gala,&nbsp;Wenjing Cai,&nbsp;Scott Diamond,&nbsp;Amal Shine,&nbsp;David Liu,&nbsp;Nanlong Liu,&nbsp;Sudaraka Tholkage,&nbsp;Maiying Kong,&nbsp;Dipendra Parajuli","doi":"10.1177/26317745221136775","DOIUrl":"https://doi.org/10.1177/26317745221136775","url":null,"abstract":"<p><strong>Background: </strong>Clinically significant serrated polyp detection rate (CSSDR) and proximal serrated polyp detection rate (PSDR) have been suggested as the potential quality benchmarks for colonoscopy (CSSDR = 7% and PSDR = 11%) in comparison to the established benchmark adenoma detection rate (ADR). Another emerging milestone is the detection rate of lateral spreading lesions (LSLs).</p><p><strong>Objectives: </strong>This study aimed to evaluate CSSDR, PSDR, ADR, and LSL detection rates among gastrointestinal (GI) fellows performing a colonoscopy. A secondary aim was to evaluate patient factors associated with the detection rates of these lesions.</p><p><strong>Design and methods: </strong>A retrospective review of 799 colonoscopy reports was performed. GI fellow details, demographic data, and pathology found on colonoscopy were collected. Multiple logistic regression analysis was performed to identify the factors associated with CSSDR, PSDR, ADR, and LSL detection rates. A <i>p</i> value < 0.05 was considered statistically significant.</p><p><strong>Results: </strong>For our patient population, the median age was 58 years; 396 (49.8%) were male and 386 (48.6%) were African American. The 15 GI fellows ranged from first (F1), second (F2), or third (F3) year of training. We found an overall CSSDR of 4.4%, PSDR of 10.5%, ADR of 42.1%, and LSL detection rate of 3.2%. Female gender was associated with CSSDR, while only age was associated with PSDR. GI fellow level of training was associated with LSL detection rate, with the odds of detecting them expected to be four times higher in F2/F3s than F1s.</p><p><strong>Conclusion: </strong>Although GI fellows demonstrated an above-recommended ADR and nearly reached target PSDR, they failed to achieve target CSSDR. Future studies investigating a benchmark for LSL detection rate are needed to quantify if GI fellows are detecting these lesions at adequate rates.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"15 ","pages":"26317745221136775"},"PeriodicalIF":2.6,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9f/4c/10.1177_26317745221136775.PMC9749503.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10392048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the landscape, hot topics, and trends of bariatric metabolic surgery with machine learning and bibliometric analysis.","authors":"Yancheng Song,&nbsp;Zhenni Ni,&nbsp;Yi Li,&nbsp;Zhaopeng Li,&nbsp;Jian Zhang,&nbsp;Dong Guo,&nbsp;Chentong Yuan,&nbsp;Zhuoli Zhang,&nbsp;Yu Li","doi":"10.1177/26317745221111944","DOIUrl":"https://doi.org/10.1177/26317745221111944","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to analyze the landscape of publications on bariatric metabolic surgery through machine learning and help experts and scholars from various disciplines better understand bariatric metabolic surgery's hot topics and trends.</p><p><strong>Methods: </strong>In January 2021, publications indexed in PubMed under the Medical Subject Headings (MeSH) term 'Bariatric Surgery' from 1946 to 2020 were downloaded. Python was used to extract publication dates, abstracts, and research topics from the metadata of publications for bibliometric evaluation. Descriptive statistical analysis, social network analysis (SNA), and topic modeling with latent Dirichlet allocation (LDA) were used to reveal bariatric metabolic surgery publication growth trends, landscape, and research topics.</p><p><strong>Results: </strong>A total of 21,798 records of bariatric metabolic surgery-related literature data were collected from PubMed. The number of publications indexed to bariatric metabolic surgery had expanded rapidly. <i>Obesity Surgery</i> and <i>Surgery for Obesity and Related Diseases</i> are currently the most published journals in bariatric metabolic surgery. The bariatric metabolic surgery research mainly included five topics: bariatric surgery intervention, clinical case management, basic research, body contour, and surgical risk study.</p><p><strong>Conclusion: </strong>Despite a rapid increase in bariatric metabolic surgery-related publications, few studies were still on quality of life, psychological status, and long-term follow-up. In addition, basic research has gradually increased, but the mechanism of bariatric metabolic surgery remains to be further studied. It is predicted that the above research fields may become potential hot topics in the future.</p>","PeriodicalId":40947,"journal":{"name":"Therapeutic Advances in Gastrointestinal Endoscopy","volume":"15 ","pages":"26317745221111944"},"PeriodicalIF":2.6,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/dc/f8/10.1177_26317745221111944.PMC9340401.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10502112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}