Journal of Stomatology Oral and Maxillofacial Surgery最新文献

{"title":"Is minimally invasive approach to genioplasty predictable for mentolabial soft tissue? A retrospective cohort study","authors":"O.L. Haas Jr. ,&nbsp;J.V. Pessoa Neto ,&nbsp;A.P. Sousa Gil ,&nbsp;B. Mello da Rosa ,&nbsp;R.M. Bastos ,&nbsp;M. Giralt-Hernando ,&nbsp;A. Valls-Ontañón ,&nbsp;F. Hernández-Alfaro ,&nbsp;R.B. de Oliveira","doi":"10.1016/j.jormas.2024.102103","DOIUrl":"10.1016/j.jormas.2024.102103","url":null,"abstract":"<div><h3>Introduction</h3><div>The aim of this study was to conduct a three-dimensional analysis of the effects on mentolabial soft tissues of three different orthognathic surgery protocols: bimaxillary surgery without genioplasty, bimaxillary surgery with conventional or minimally invasive genioplasty (MIS).</div></div><div><h3>Materials and methods</h3><div>Pre-operative and post-operative CBCT were superimposed to quantify and ascertain the direction of mandibular movements, and soft tissue were analyzed to evaluate the hard to soft tissue ratio. Data from 97 consecutive patients were evaluated: 30 conventional genioplasty, 36 MIS and 31 no genioplasty.</div></div><div><h3>Results</h3><div>The impact of the surgical movements on the overlying soft tissues can be consider with stronger correlation in the group No Genioplasty in the whole mentolabial region, stronger correlation in labial and pogonion region in the MIS group and no stronger correlation in the conventional group.</div></div><div><h3>Conclusions</h3><div>Sutures in the mentolabial region directly interfere with the postoperative impact of orthognathic surgery on soft tissues in mentolabial area, in both the vertical and horizontal directions. A smaller incision – consequently involving less detachment of soft tissues in the region – may promote a lower risk of chin ptosis, in addition to greater suspension of the musculature.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 3","pages":"Article 102103"},"PeriodicalIF":1.8,"publicationDate":"2024-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142382475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the genetic expression of Sdf1, Foxc1 and histologic changes following mandibular advancement and recovery phase in Wistar rats","authors":"Shruti Biyani,&nbsp;Amol Somaji Patil,&nbsp;Vinit Swami,&nbsp;Sonakshi Sharma,&nbsp;Meydha Gera,&nbsp;Shivangini Swarnkar","doi":"10.1016/j.jormas.2024.102109","DOIUrl":"10.1016/j.jormas.2024.102109","url":null,"abstract":"<div><h3>Purpose</h3><div>This study evaluated the impact of mandibular advancement on Sdf1 and Foxc1 gene expression in the mandibular condylar cartilage of young Wistar rats. By examining the changes that occur during a unique one-month recovery period, it highlights the critical role of gene expression and condylar adaptation during the recovery phase. The analysis focused on whether, during the recovery period, reversal changes occur when functional appliances are removed and whether genetic expression important for condyle growth and adaptation downregulates.</div></div><div><h3>Material and methods</h3><div>The study involved 30 male Wistar rats divided into 2 control groups Appliance Control and Recovery Control groups, and 2 experimental groups, the Appliance group with mandibular advancement bite-jumping appliance for 30 days, and the Recovery group with appliance for 30 days followed by a 30-day recovery. Molecular analysis of condylar cartilage using real-time RT-PCR and histological assessments was conducted.</div></div><div><h3>Results</h3><div>Significant genetic expression alterations were noted in both the experimental groups for <em>Sdf1</em> (<em>p</em> &lt; 0.05) and <em>Foxc1</em> (<em>p</em> &lt; 0.05). According to histological investigations, significant alterations with an increase in the proliferative and hypertrophic layer in condylar cartilage were seen.</div></div><div><h3>Conclusion</h3><div>Mandibular advancement bite-jumping appliances induce proliferative and hypertrophic layer changes in mandibular condylar cartilage, shown by elevated <em>Foxc1</em> levels and decreased <em>Sdf1</em> levels. Post-appliance removal, persistent gene expression reveals a true joint stimulation.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 4","pages":"Article 102109"},"PeriodicalIF":1.8,"publicationDate":"2024-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142395564","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"New dimensions in alveolar fracture treatment: Open reduction and internal fixation by minimally invasive approach combined with computer-assisted surgery","authors":"Lei-Ming Cao ,&nbsp;Yu-Xin Lin ,&nbsp;Ze-Xing Zhang ,&nbsp;Kun Lv ,&nbsp;Zhi Li","doi":"10.1016/j.jormas.2024.102106","DOIUrl":"10.1016/j.jormas.2024.102106","url":null,"abstract":"<div><div>Alveolar fractures are a common type of maxillofacial trauma, and the conventional treatment involves closed reduction and dental splinting fixation. However, closed treatment is not suitable for some complex segmental alveolar fractures. In this case report, we introduce an innovative method for segmental alveolar fracture by using open reduction and internal fixation by minimally invasive approach combined with computer-assisted surgery. In this case, the new dimensions in the treatment followed AO principles of fracture management, achieving anatomical reduction of the fracture, absolute stability of the fracture ends, proper preservation of vascular supply to soft tissues and bone, and promoting recovery through early postoperative functional training. This case provides new insights into the treatment of the complex segmental alveolar fractures with tenuous vascular supply and cannot be treated by conventional splinting fixation.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 3","pages":"Article 102106"},"PeriodicalIF":1.8,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142378600","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessment of salivary and serum leptin in tobacco smokers and oral squamous cell carcinoma-A case-control study","authors":"Jagveer Yadav (Post Graduate Student) ,&nbsp;Mala Kamboj (Senior Professor & Head) ,&nbsp;Paramjeet Singh Gill (Professor) ,&nbsp;Anjali Narwal (Professor) ,&nbsp;Anju Devi (Professor) ,&nbsp;Gitika Sharma (Senior Resident) ,&nbsp;Adarsh Kumar (Professor)","doi":"10.1016/j.jormas.2024.102108","DOIUrl":"10.1016/j.jormas.2024.102108","url":null,"abstract":"<div><h3>Objectives</h3><div>Oral squamous cell carcinoma (OSCC) is the most common head and neck malignancy and tobacco-related cancers account for a significant portion of all oral cancers. Cancer patients often suffer from cachexia, which contributes significantly to mortality. Leptin is a protein released by adipocytes identified to play an important role in obesity and inflammation. The present study aimed to quantify and compare salivary and serum leptin in tobacco smokers and OSCC.</div></div><div><h3>Materials and Methods</h3><div>The present prospective case-control study enrolled 42 subjects divided equally among OSCC and tobacco smokers without oral lesions (TS). Both saliva and blood were collected from each subject and leptin levels were determined using enzyme-linked immunosorbent assay. The data obtained were analysed using Mann Whitney U, Kruskal Wallis, Friedman, and Spearman correlation tests (<em>p</em> &lt; 0.05).</div></div><div><h3>Results</h3><div>A significant reduction in both salivary and serum leptin levels in OSCC was observed (<em>p</em> &lt; 0.001, 0.002 respectively). In addition, significant reductions in weight and body mass index were also observed during follow-ups at 3, 6, and 9 months (<em>p</em> &lt; 0.001 for both).</div></div><div><h3>Conclusions</h3><div>Reduced salivary and serum leptin levels in OSCC proved that it is an important diagnostic marker, with non-invasive saliva measurement being more patient-friendly. Future multicentric studies with higher samples in OSCC subgroups are warranted.</div></div><div><h3>Clinical Relevance</h3><div>Leptin reduction in oral squamous cell carcinoma proved to be an important diagnostic marker. Non-invasive salivary techniques could be employed in mass screening programmes. The significant correlation between leptin and BMI also shed insight into the overall well-being of the patient.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 3","pages":"Article 102108"},"PeriodicalIF":1.8,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142373626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The impact of different timing of mouth opening exercises on trismus in postoperative radiotherapy patients with oral cancer","authors":"Ling Yang ,&nbsp;Guihua Hao ,&nbsp;Wenyu Yang ,&nbsp;Lili Hou","doi":"10.1016/j.jormas.2024.102104","DOIUrl":"10.1016/j.jormas.2024.102104","url":null,"abstract":"<div><h3>Objective</h3><div>To compare the effects of starting mouth opening exercises at two different times on trismus in postoperative radiotherapy patients with oral cancer.</div></div><div><h3>Methods</h3><div>Through a prospective randomized controlled trial, purposive sampling was used to select 76 patients undergoing postoperative radiotherapy for oral cancer from March 2023 to January 2024 at the Department of Oral and Maxillofacial Surgery, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine. Patients were randomly divided into an experimental group (<em>n</em> = 38) and a control group (<em>n</em> = 38) using a random number table at a ratio of 1:1. The experimental group began mouth opening exercises in the second week after surgery (before radiotherapy), while the control group began in the fourth week after surgery (at the start of radiotherapy). The primary outcome measure was maximum interincisal opening (MIO). Secondary outcome measures included pain visual analog scale (VAS) scores and quality of life scores (UW-QOL), assessed at baseline, the second week post-surgery (before radiotherapy), the fourth week post-surgery (at the start of radiotherapy), the ninth week post-surgery (end of radiotherapy), and the twelfth week post-surgery (three weeks after the end of radiotherapy).</div></div><div><h3>Results</h3><div>A total of 72 patients completed all assessments, with 36 in each group, resulting in an overall sample attrition rate of 5.26 % (less than 15 %). There were no statistically significant differences in general demographic and clinical characteristics between the two groups. Repeated measures ANOVA showed significant differences in MIO, VAS, and UW-QOL scores between groups, over time, and in group-time interactions (<em>P</em> &lt; 0.001). From the fourth week post-surgery (at the start of radiotherapy), the experimental group had significantly higher MIO (<em>P</em> &lt; 0.001), significantly lower VAS scores (<em>P</em> &lt; 0.001), and significantly higher UW-QOL scores (<em>P</em> &lt; 0.001) compared to the control group. These differences persisted at subsequent assessment points.</div></div><div><h3>Conclusion</h3><div>Initiating mouth opening exercises in the second week post-surgery (before radiotherapy) can significantly improve mouth opening, reduce pain, and enhance the quality of life in postoperative radiotherapy patients with oral cancer. This provides important evidence for clinical practice, although further research is needed to verify the long-term effects.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 3","pages":"Article 102104"},"PeriodicalIF":1.8,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142376292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Network pharmacology and experimental validation reveals the potential therapeutic effects of Polygonum cuspidatum against odontogenic keratocyst","authors":"Jing-Rui Yi ,&nbsp;Bang Zeng ,&nbsp;Jian-Feng Liu ,&nbsp;Qi-Wen Man","doi":"10.1016/j.jormas.2024.102105","DOIUrl":"10.1016/j.jormas.2024.102105","url":null,"abstract":"<div><div>This study aimed to explore active ingredients in Polygonum cuspidatum with potential effects on odontogenic keratocysts (OKCs) using network pharmacological approach and bioinformatic gene analysis. The active ingredients and targets of P. cuspidatum were selected from the Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform (TCMSP) database, and the ingredient–target network was constructed using Cytoscape software. Differentially expressed genes (DEGs) of OKC were selected and Gene Ontology (GO) enrichment analysis were performed through bioinformatic analysis using Gene Expression Omnibus (GEO) dataset GSE38494. The STRING database platform was used to draw protein–protein interaction network diagram, then the hub gene analysis was performed by Cytoscape software. AutoDock Vina software was used to perform molecular docking verification of the effects of the active ingredients on potential core targets. Finally, we use OKC nude animal model to testify the potential effects of P. cuspidatum. Ten active ingredients of P. cuspidatum were obtained. A total of 205 drug targets and 38 potential core targets of P. cuspidatum were confirmed in OKCs. The hub genes included PPARG, SPP1, COL3A1, MMP2, HMOX1, CCL2, CXCL10, VCAM1, RUNX2 and IRF1. Molecular docking showed that the key active ingredients including luteolin and quercetin which exhibited good docking activity with key target proteins (VCAM1, HMOX1 and MMP2). GO enrichment revealed that the pathways of P. cuspidatum acting on OKCs included the response to toxic substance, response to nutrient levels and response to xenobiotic stimulus. P. cuspidatum treatment in OKC could significantly down-regulate COL3A1 and MMP2 expressions <em>in vivo and vitro</em>. Our study indicated that P. cuspidatum is a potential therapeutic candidate for OKCs.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"126 3","pages":"Article 102105"},"PeriodicalIF":1.8,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142373629","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Dexamethasone and concentrated growth factors on peripheral nerve injury: A clinic-relevant animal study","authors":"","doi":"10.1016/j.jormas.2024.101850","DOIUrl":"10.1016/j.jormas.2024.101850","url":null,"abstract":"<div><h3>Background</h3><div><span>Mandibular nerve<span> injury is a common clinical condition that affects clinicians’ management and patients’ quality of life. In the literature, there are various effective treatments available. The primary purpose of this study was to determine and compare the effects of </span></span>dexamethasone and concentrated growth factor (CGF) on regeneration in patients with nerve trauma that mimics clinical situations.</div></div><div><h3>Methods</h3><div><span><span>In this study, 36 rats were divided into 3 groups: the control, dexamethasone and CGF groups. The </span>inferior alveolar nerve was traumatized through the extraction socket after </span>mandibular molar tooth extraction in each group.</div></div><div><h3>Results</h3><div>The data showed a decrease in the control (4.5–4), dexamethasone (3–2), and CGF (4–3) groups according to the histological injury severity score (HISS) results. Compared with those in the other groups, the number of degenerative axons and edematous areas observed via histological examination were significantly lower in the CGF groups. Similarly, compared with those in the control group, the nNOS and Neurofilament-H positivity in the dexamethasone group on the 30th day (2,2 to 1,1 respectively) was significantly lower. The positivity of all the primary antibodies in the 3rd and 30th day CGF groups was significant compared than that in the dexamethasone 30th day group.</div></div><div><h3>Conclusion</h3><div>According to the results of the analysis of the immunohistopathological and HISS data, the CGF groups exhibited greater regeneration than did the dexamethasone groups.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"125 5","pages":"Article 101850"},"PeriodicalIF":1.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140330391","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"ChatGPT revisited: Using ChatGPT-4 for finding references and editing language in medical scientific articles","authors":"","doi":"10.1016/j.jormas.2024.101842","DOIUrl":"10.1016/j.jormas.2024.101842","url":null,"abstract":"<div><div>The attainment of academic superiority relies heavily upon the accessibility of scholarly resources and the expression of research findings through faultless language usage. Although modern tools, such as the Publish or Perish software program, are proficient in sourcing academic papers based on specific keywords, they often fall short of extracting comprehensive content, including crucial references. The challenge of linguistic precision remains a prominent issue, particularly for research papers composed by non-native English speakers who may encounter word usage errors. This manuscript serves a twofold purpose: firstly, it reassesses the effectiveness of ChatGPT-4 in the context of retrieving pertinent references tailored to specific research topics. Secondly, it introduces a suite of language editing services that are skilled in rectifying word usage errors, ensuring the refined presentation of research outcomes. The article also provides practical guidelines for formulating precise queries to mitigate the risks of erroneous language usage and the inclusion of spurious references. In the ever-evolving realm of academic discourse, leveraging the potential of advanced AI, such as ChatGPT-4, can significantly enhance the quality and impact of scientific publications.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"125 5","pages":"Article 101842"},"PeriodicalIF":1.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140195199","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Distractor position and distraction amplitude in fronto-facial monobloc advancement : A case series","authors":"","doi":"10.1016/j.jormas.2024.101942","DOIUrl":"10.1016/j.jormas.2024.101942","url":null,"abstract":"<div><div>Fronto-facial monobloc advancement with internal distraction (FFMBA) is a central procedure in the management of faciocraniosynostoses. In techniques with internal distraction, two sets of devices are generally positioned: bilateral fronto-orbital and temporo-zygomatic distractors, using a temporal tongue and groove osteotomy design. It is believed that distractors must be positioned as parallel as possible in the horizontal and sagittal planes to avoid mechanical conflicts between the sliding bone fragments of the tongue and groove during distraction, and thus optimize the advancement amplitude. Several approaches involving surgical planification and guides for distractor positioning have thus been proposed to monitor distractor placement.</div><div>To explore the need for surgical planification in distractor placement, the parallelism of the position of the 4 distractors was assessed in 19 FFMBA procedures and we correlated a set of 10 distractor angles with the degree of advancement.</div><div>We report that the horizontal cut of the tongue and groove can be used as a landmark for the positioning of the lower, temporo-zygomatic, distractor in fronto-facial monobloc advancement. Other parameters (relative position of the two homolateral and the two contralateral distractors and the orientations of the vertical and horizontal cuts of the tongue and groove) do not interfere with distraction, other things being equal.</div><div>Our results indicate that distractor orientation is not a critical issue in fronto-facial monobloc advancement when devices are positioned as parallel as possible based on visual monitoring.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"125 5","pages":"Article 101942"},"PeriodicalIF":1.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141428330","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":"Prediction of postoperative dysphagia in patients with oral cancer: A prospective cohort study","authors":"","doi":"10.1016/j.jormas.2024.101957","DOIUrl":"10.1016/j.jormas.2024.101957","url":null,"abstract":"<div><h3>Objectives</h3><div>This study aims to identify autonomous risk factors for postoperative dysphagia in oral cancer patients and construct a nomogram prediction model to improve risk assessment accuracy and feasibility in clinical settings.</div></div><div><h3>Methods</h3><div>A prospective cohort study was conducted from March to July 2022 among oral cancer patients undergoing surgical interventions at the Department of Head and Neck Surgery. Clinical data were collected using the Postoperative Dysphagia Risk Factor Questionnaire. Swallowing function was assessed with the Mann Assessment of Swallowing Ability-Oral Cancer (MASA-OC). Lasso regression identified potential predictor variables, followed by univariate and multivariate logistic regression analyses. A predictive model was developed using R Studio 4.1.2 and rigorously evaluated with ROC curves, Hosmer-Lemeshow tests, and calibration curves. Internal validation utilized Bootstrap methodology with 1000 repetitive samples.</div></div><div><h3>Results</h3><div>The cohort included 257 oral cancer patients, with 73.9 % experiencing postoperative dysphagia. Independent predictors included functional status, depressive symptoms, pT stage, surgical techniques, glossoplasty, maxillectomy, and post-surgery nasopharyngeal tube retention. The predictive model achieved an AUC of 0.933, sensitivity of 90.9 %, and specificity of 81.7 %. Hosmer-Lemeshow test (<em>P</em> = 0.715) and C-index (0.934) indicated satisfactory model fit. Internal validation yielded an AUC of 0.912, sensitivity of 93.3 %, and specificity of 63.8 %. Calibration curves demonstrated alignment between predicted and observed outcomes.</div></div><div><h3>Conclusion</h3><div>A nomogram integrating recognized risk factors shows promise in predicting postoperative dysphagia in oral cancer patients, enhancing precision and aiding healthcare professionals in risk evaluation and patient care strategies.</div></div>","PeriodicalId":55993,"journal":{"name":"Journal of Stomatology Oral and Maxillofacial Surgery","volume":"125 5","pages":"Article 101957"},"PeriodicalIF":1.8,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141478050","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}