BMC Surgery最新文献

{"title":"Emergency cholecystectomy: risk factors and impact of delay on electively booked patients, a 5-year experience of a tertiary care center.","authors":"Nourah AlSaleh, Abdulqader Murad Alaa Adeen, Omar Esam Hetta, Abdulaziz Abdullah Alsiraihi, Mahmoud Waleed Mahmoud Bader, Alwaleed Khalid Aloufi, Farah Mohammed ALZahrani, Majed Ramadan, Amro Hasan Ageel, Mohammed Alzahrani","doi":"10.1186/s12893-024-02694-8","DOIUrl":"10.1186/s12893-024-02694-8","url":null,"abstract":"<p><strong>Background: </strong>Gallstone disease is one of the most resource-intensive surgical conditions. Despite the significant burden of emergency cholecystectomy on healthcare system, there is lack of research assessing the risk factors predisposing scheduled elective cholecystectomy patients to emergency surgery. Characterization of patients with gallstones helps to prioritize delivery of health care to avoid urgent surgery. The objective of the present study is to analyze risk factors associated with emergency cholecystectomy and assess the impact of delay on electively scheduled patients.</p><p><strong>Methods: </strong>This retrospective cohort study at a tertiary care center in Jeddah, Saudi Arabia, between January 2018 and June 2022. Net total of 823 patients.The study has collected data retrospectively from an electronic health record system. The data were entered and coded in excel sheet. All statistical tests were 2-sided and were conducted using SAS statistical software version 9.4 (SAS Institute Inc. Cary, NC).</p><p><strong>Results: </strong>A total of 823 patients met the inclusion criteria and enrolled in the analysis. Among them, 129 patients (15.67%) underwent emergency cholecystectomy, while 694 patients (84.33%) underwent elective cholecystectomy. The waiting time in days was significantly longer for patients undergoing emergency cholecystectomy (mean of 362 days) compared to those undergoing elective cholecystectomy (mean of 305 days). Patients with more than two previous ED visits were over five times more likely to undergo emergency cholecystectomy compared to those who had never visited the ED previously (p-value < 0.0001) Moreover, patients diagnosed with acute cholecystitis and pancreatitis were more likely to undergo emergency cholecystectomy compared to those not diagnosed with these conditions (p-value < 0.0001; p-value 0.02).</p><p><strong>Conclusion: </strong>Analysis of risk factors and delay in patients with gallstones scheduled for elective cholecystectomy demonstrates that long waiting times, severity of the initial visit setting, Hemolytic anemia, and male gender were significantly related to emergency cholecystectomy. Independent risk factors for emergency cholecystectomy were frequency of ED visits, acute cholecystitis, pancreatitis, and CBD stone. Patients with these risk factors should be given priority on the waiting list to avoid emergency surgery. Future research is required to design a scoring system or specific criteria for elective patients at risk of developing acute cholecystitis.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"396"},"PeriodicalIF":1.6,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11662557/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142873238","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Calculation methods for intraoperative blood loss: a literature review.","authors":"Yi-Min Lin, Chao Yu, Guo-Zhe Xian","doi":"10.1186/s12893-024-02699-3","DOIUrl":"10.1186/s12893-024-02699-3","url":null,"abstract":"<p><p>Intraoperative bleeding is a common issue in various surgical procedures, and the extent of bleeding significantly impacts the safety, efficacy, and prognosis of surgery. Therefore, accurate assessment of intraoperative blood loss and timely intervention are essential for the smooth progression of surgery and favorable clinical outcomes. Currently, clinical methods for estimating blood loss are generally classified into two main categories: visual and calculation methods. Calculation methods are further delineated into weighing techniques and concentration-based approaches. Although the visual method is criticized for its subjectivity and inaccuracy, it remains the most widely used approach in clinical practice for assessing intraoperative blood loss. This article reviews different methods for assessing blood loss during surgery and compares their respective advantages and disadvantages, aiming to provide surgeons with a more reliable foundation for intraoperative blood loss evaluation.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"394"},"PeriodicalIF":1.6,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11662809/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142873061","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of two different secondary rhinoplasties in patients with complete unilateral cleft lip and palate.","authors":"Shuxia Dong, Yulang Xu, Ni Zeng, Chenghao Li, Yang Li, Yan Wang, Bing Shi, Qian Zheng","doi":"10.1186/s12893-024-02702-x","DOIUrl":"10.1186/s12893-024-02702-x","url":null,"abstract":"<p><strong>Background: </strong>The purpose of this study was to analysis the nostril symmetry and nasal stability following secondary rhinoplasty performed with either nasal septal cartilage implantation (G1) or simple alar cartilage suspension and internal fixation (G2) in patients with unilateral secondary cleft nasal deformity.</p><p><strong>Methods: </strong>Nostril and alar symmetry were analyzed retrospectively in 13 consecutive patients in G1 and 17 in G2. Assessment of three indexes was first performed using photogrammetric measurements of photographs at pre-operation(T1), 7 days after repair (T2), and at least 6 months after repair (T3). The ratio of the cleft side to the noncleft side for nostril width, nostril height and alar height were used to assess symmetry. Changes in the mean ratios of the cleft side to the noncleft side at three different time points for three parameters were used to assess stability.</p><p><strong>Results: </strong>In both groups, the alar height was improved after operation and remained stable in the follow-up period. The nostril width significantly decreased in G1 and G2, remaining consistent in the follow-up for G1 but increasing in G2. The nostril height significantly increased in G1 and stabilized during the follow-up, while it decreased after operation and remained so throughout the follow-up for G2.</p><p><strong>Conclusion: </strong>Both techniques can maintain stability more than six months after surgery, except for the nostril width with simple alar cartilage suspension and internal fixation technique. The nasal septal cartilage implantation technique may have advantages in improving the nasal symmetry of the nostril width and height.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"395"},"PeriodicalIF":1.6,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11662530/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142873194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of the effects of high tibial osteotomy with and without a tourniquet.","authors":"Huiwen Wu, Fangyuan Wang, Shihao Deng, Shuai Liang, Shaoze Lan, Kenan Sun, Ciren Lunzhu, Dawa Cangjue, Jun Li","doi":"10.1186/s12893-024-02681-z","DOIUrl":"10.1186/s12893-024-02681-z","url":null,"abstract":"<p><strong>Background: </strong>Tourniquets are routinely employed to achieve hemostasis in modern limb surgeries. Nevertheless, the precise role and benefits of tourniquets in high tibial osteotomy (HTO) surgeries remain understudied. The aim of this study was to assess the application of tourniquets in high-tibial osteotomy procedures.</p><p><strong>Methods: </strong>This was a prospective study of patients who underwent HTO surgery at an identical hospital. The participants were randomly assigned into two groups: Group A, with a tourniquet (n = 43); and Group B, without a tourniquet (n = 43). The same surgical technique and postoperative care were employed for both groups of patients. Knee range of motion (ROM) and pain were assessed by utilizing a visual analogue scale (VAS) after exercise and maximum calf circumference, and postoperative Hospital for Special Surgery (HSS) score, as well as inflammatory markers including CRP and IL-6, were adopted to compare and analyse the recovery of knee function in the two groups of patients following surgery.</p><p><strong>Results: </strong>All participants were followed up for a period exceeding three months. No cases of vascular or nerve injuries were observed during surgery in either group. Moreover, there was no statistically significant difference in total blood loss volume throughout treatment or haemoglobin or haematocrit levels (P > 0.05). furthermore, Group A underwent a shorter operation than Group B did (P < 0.05). Group B demonstrated decreased postoperative visual analog scale (VAS) pain levels, calf swelling (P < 0.05), increased early knee range of motion (P < 0.05), and diminished release of blood inflammation markers(IL-6 and CRP) (P < 0.05).</p><p><strong>Conclusion: </strong>The application of tourniquets in HTO surgery reduces intraoperative blood loss and shortens the operative time yet does not substantially affect total bleeding. Nonetheless, the absence of a tourniquet resulted in reduced postoperative pain and facilitated early rehabilitation of knee function.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"388"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11658392/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865990","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Time from drainage to surgery is an independent predictor of morbidity for moderate-to-severe acute cholecystitis: a multivarirble analysis of 259 patients.","authors":"Dai Kujirai, Yujiro Isobe, Hirofumi Suzumura, Kenji Matsumoto, Yuichi Sasakura, Toshiaki Terauchi, Masaru Kimata, Hiroharu Shinozaki, Kenji Kobayashi","doi":"10.1186/s12893-024-02688-6","DOIUrl":"10.1186/s12893-024-02688-6","url":null,"abstract":"<p><strong>Background: </strong>Acute cholecystitis (AC) is an acute inflammatory disease of the gallbladder and one of the most frequent causes of acute abdominal pain. Early cholecystectomy is recommended for mild cholecystitis. However, the optimal surgical timing for moderate-to-severe cholecystitis requiring percutaneous transhepatic gallbladder drainage (PTGBD) remains unclear. We hypothesized that early elective surgery after PTGBD would reduce surgical morbidity.</p><p><strong>Methods: </strong>A retrospective analysis was performed on adult patients who underwent elective surgery for AC after PTGBD at our hospital between January 2011 and December 2020. Patient demographics, perioperative findings, and postoperative morbidity and mortality rates were also investigated. The patients were divided into two groups based on postoperative morbidity, and univariable analysis was performed for preoperative factors. Multivariable logistic regression analysis was performed for the potential independent variables.</p><p><strong>Results: </strong>A total of 891 patients were screened for eligibility, and 259 were included in the analysis. Among these patients, 32 developed postoperative morbidity; however, there was no postoperative mortality. Multivariable analysis revealed that the time from PTGBD to surgery was an independent predictor of surgical morbidity (odds ratio, 1.05; 95% confidence interval: 1.01-1.10).</p><p><strong>Conclusion: </strong>In early elective surgery for moderate-to-severe AC requiring PTGBD, a shorter interval from biliary drainage to surgery may decrease surgical morbidity.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"389"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11656828/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Role of surgical vaginoscopy through no-touch hysteroscope in the treatment of female reproductive polyps.","authors":"Haixia Li, Baojun Yang, Wanli Gao, Chunyu Huang, Chunxia Li, Hui Zhao, Limin Feng","doi":"10.1186/s12893-024-02673-z","DOIUrl":"10.1186/s12893-024-02673-z","url":null,"abstract":"&lt;p&gt;&lt;strong&gt;Background: &lt;/strong&gt;The study aims to investigate the application of surgical vaginoscopy via a no-touch hysteroscopic approach for the management of female genital polyps. The primary objective is to assess the feasibility of this technique in treating intrauterine pathologies in both pregnant and non-pregnant women.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Methods: &lt;/strong&gt;A total of forty-six patients diagnosed with genital polyps underwent operative vaginoscopy at a university-affiliated hospital between April 1, 2017 and May 31, 2023. A retrospective analysis was conducted on the collected data, encompassing patient complaints, clinical presentations, surgical outcomes, and pathological diagnoses. Additionally, the success rate of the vaginoscopic procedures was determined.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Results: &lt;/strong&gt;Forty-six patients with an average age of 33.0 ± 8.8 years were included in this study. Among them, 25 were non-pregnant (3 with and 22 without a sexual history). The most common clinical manifestation was irregular vaginal bleeding (11/25, 44%) followed by conscious vaginal protrusion (10/25, 40%). Among the 21 pregnant patients, the main symptom was irregular vaginal bleeding during pregnancy (100%). The postoperative pathological diagnoses included 11 endometrial polyps, 33 cervical polyps, 1 multiple vaginal polyps, and 1 vaginal stump polyps. The coincidence rate between the intraoperative vaginoscopic diagnosis and postoperative pathological diagnosis was 100%. Among the non-pregnant patients, 11 were diagnosed with endometrial polyps, with an average length of 2.2 ± 1.2 cm, 1 patient had vaginal residual polyps after total hysterectomy, with a polyp length of 0.3-0.7 cm, and 1 had multiple vaginal polyps, with a length of 0.5-3 cm. Twelve patients had cervical polyps with an average length of 3.4 ± 1.2 cm. Twenty-one pregnant patients were diagnosed with cervical polyps, the average length of 2.4 ± 1.4 cm. All patients successfully underwent vaginoscopic surgery, for an average surgical duration of 23.5 ± 14.9 min, a bleeding volume of 1-10 mL(4.5 ± 3.4 mL), and an average hospitalisation of 2.7 ± 1.3 days. Throughout the surgical procedures, no complications were encountered, including water intoxication or uterine perforation. Postoperatively, no patients experienced discomforts such as fever or moderate to severe abdominal pain. Furthermore, all non-pregnant women were monitored for a two-month period following surgery, and throughout this interval, there were no reports of abnormal vaginal bleeding, unusual vaginal discharge, or abdominal pain. None of the 21 pregnant women experienced abnormal vaginal bleeding after the surgery. Nineteen of them delivered at full term, and one underwent caesarean delivery at 31 weeks owing to placental abruption. All the newborns had Apgar scores of 10, 10, and 10, and one had a miscarriage at 18 weeks of gestation.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Conclusion: &lt;/strong&gt;Vaginoscopic surgery through no-touch hysteroscope represen","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"390"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11657805/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865992","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The efficacy of norepinephrine application in Mammotome-assisted minimally invasive resection for benign breast neoplasm: A retrospective study.","authors":"Yafei Sun, Zipeng Xu, Jing Hu, Lina You, Chaobo Chen","doi":"10.1186/s12893-024-02701-y","DOIUrl":"10.1186/s12893-024-02701-y","url":null,"abstract":"<p><strong>Objective: </strong>Although Mammotome-assisted minimally invasive resection (MAMIR) has been widely accepted for treating breast benign nodules, the procedure remains very technical and challenging. The present study aimed to assess the efficacy of norepinephrine application in MAMIR concerning intraoperative hemorrhage, postoperative pain and postoperative hospitalization.</p><p><strong>Methods: </strong>A total of 306 patients with breast nodules admitted at the Xishan people's Hospital of Wuxi City between June 2021 and July 2023 were included in this retrospective cohort study. The patient's age, comorbidities (hypertension and diabetes), and characteristics of the breast nodule (number, unilateral or bilateral nature, inner quadrant volume and total volume) were all meticulously documented. Operation time, intraoperative hemorrhage, postoperative hospitalization and Visual analogue scale(VAS) score (postoperative 6-hour pain score) were recorded. Based on the application of norepinephrine, patients were categorized into non-NPP(norepinephrine) and NPP group. Univariate and multivariate analyses were performed to estimate the odds ratio (OR) and the 95% confidence intervals (CIs) for outcomes.</p><p><strong>Results: </strong>A total of 155 who accepted MAMIR were included in this study. The NPP group exhibited reduced intraoperative bleeding, diminished postoperative pain, and a shorter duration of hospitalization (p < 0.05). Univariable analysis indicated that usage of norepinephrine during operation helped to reduce intraoperative hemorrhage (OR = 0.14, 95%CI: 0.07-0.31), alleviate postoperative pain(OR = 0.03, 95%CI: 0.01-0.09) and shorten hospital stay(OR = 0.50, 95%CI: 0.26-0.95). Furthermore, multivariate analysis identified the usage of norepinephrine during MAMIR as an independent factor associated with reducing intraoperative hemorrhage (OR = 0.11, 95%CI: 0.05-0.26) and relieving postoperative pain (OR = 0.02, 95%CI: 0.004-0.08) after adjusting for other factories.</p><p><strong>Conclusions: </strong>Norepinephrine could help to reduce postoperative hospitalization and intraoperative hemorrhage, also relieve postoperative pain for breast benign nodules resection, which was an independent protective factor for relieving postoperative pain and reducing intraoperative hemorrhage.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"393"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11660863/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865993","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Laser-guided percutaneous microwave ablation for lung nodules: a promising approach with reduced operation time.","authors":"Yuejuan Zhang, Zijian Li, Cheng Ding, Jun Zhao, Li Ye, Ziqing Shen, Xinyu Song","doi":"10.1186/s12893-024-02698-4","DOIUrl":"10.1186/s12893-024-02698-4","url":null,"abstract":"<p><strong>Background: </strong>Pulmonary nodule ablation is an effective method for treating pulmonary nodules. This study is based on the traditional CT-guided percutaneous microwave ablation (MWA) of pulmonary nodules. By comparing laser guidance technology with freehand method, this study aims to explore the safety and efficacy and patients' pain scores of these two approaches.</p><p><strong>Methods: </strong>This study retrospectively analyzed 126 patients who underwent CT-guided percutaneous lung ablation at the First Affiliated Hospital of Soochow University from April 2020 to April 2024. Based on the guidance method, we divided those patients into the laser guidance group and the freehand group. The primary outcome such as operation time, the number of ablation needle adjustments, postoperative pain scores, postoperative hospital stay, and postoperative complications were analyzed.</p><p><strong>Results: </strong>The laser guidance group had a significantly shorter mean operation time compared to the freehand group (39.3 ± 13.65 min vs. 43.82 ± 19.12 min, p < 0.01), and in the laser guidance group, fewer ablation needle adjustments were required than in the freehand group (3.3 ± 1.34 time vs. 4.37 ± 1.39 times, p < 0.001). As compared to the freehand group, the laser guidance group had fewer cases of mild pneumothorax (13.16% vs. 38.33%, p < 0.05). The postoperative pain score at 1 h and 1 day of the two groups showed no statistical difference.</p><p><strong>Conclusion: </strong>Both methods are safe and effective. The laser guidance technology significantly reduces the number of puncture adjustments and the operation time compared to the freehand method. Laser guidance technology effectively reduces the incidence of mild pneumothorax.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"391"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11661031/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865991","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Analysis of risk factors and establishment of prediction model for lower extremity deep vein thrombosis after lumbar fusion surgery.","authors":"Yixiang Zhao, Xiangzhen Kong, Kangle Song, Zhenchuan Liu, Yuanqiang Zhang, Lei Cheng","doi":"10.1186/s12893-024-02689-5","DOIUrl":"10.1186/s12893-024-02689-5","url":null,"abstract":"<p><strong>Background: </strong>Lower extremity deep vein thrombosis (LEDVT) is a common complication after orthopedic surgery. Currently, a reliable assessment tool is lacking to evaluate the risk of postoperative LEDVT in patients undergoing lumbar fusion surgery. This study aims to explore the risk factors for LEDVT formation after lumbar fusion surgery and establish a predictive model for it.</p><p><strong>Methods: </strong>Data of patients admitted for multi-center spinal surgery from May 2022 to September 2023 were retrospectively collected. Patients were divided into DVT and non-DVT groups based on the occurrence of LEDVT after surgery. Potential risk factors were initially identified through intergroup comparative analysis and single-factor logistic regression, which were considered candidate indicators. LASSO regression was applied to select candidate indicators, and the filtered variables were included in a multivariable logistic regression model. Nomogram and dynamic nomogram were constructed to visualize the model, and the model was subsequently validated.</p><p><strong>Results: </strong>Factors including weakened lower extremity muscle strength, intraoperative blood loss, walking impairment, and Venous reflux/ Varicose veins were included in the multivariable logistic regression model. The results showed that the model had an area under the receiver operating characteristic curve of 0.870, 0.777 and 0.750 for the training set, internal validation set, and external validation set, respectively. Nomograms and web-based dynamic nomograms were created based on the multivariable logistic regression model. The model exhibited good performance in calibration curves and decision analysis.</p><p><strong>Conclusion: </strong>The study identified weakened lower extremity muscle strength, intraoperative blood loss, walking impairment, and Venous reflux/ Varicose veins as risk factors for LEDVT formation following lumbar fusion surgery. The predictive tool established based on the logistic regression model demonstrated good performance and can be considered for assessing the risk of LEDVT formation after lumbar fusion surgery.</p>","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"392"},"PeriodicalIF":1.6,"publicationDate":"2024-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11660699/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142865989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Correction: Evolution of minimally invasive cholecystectomy: a narrative review.","authors":"Changjin Nam, Jun Suh Lee, Ji Su Kim, Tae Yoon Lee, Young Chul Yoon","doi":"10.1186/s12893-024-02715-6","DOIUrl":"10.1186/s12893-024-02715-6","url":null,"abstract":"","PeriodicalId":49229,"journal":{"name":"BMC Surgery","volume":"24 1","pages":"387"},"PeriodicalIF":1.6,"publicationDate":"2024-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11650819/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142848081","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}