Oral and maxillofacial surgery最新文献

{"title":"Anthropometric analysis of the relationship between mandibular biotypes and condylar fracture patterns and degree of condylar displacement in victims of facial trauma.","authors":"Eduardo Luis de Souza Cruz, Christian Ruben Cusi Fernandez, José Thiers Carneiro Junior","doi":"10.1007/s10006-026-01576-y","DOIUrl":"10.1007/s10006-026-01576-y","url":null,"abstract":"<p><strong>Objectives: </strong>This project aimed to investigate the relationship between gender, age, mandibular biotype, condylar fracture patterns, and their degree of displacement.</p><p><strong>Material and methods: </strong>To this end, a sample of 200 facial trauma patients was analyzed to collect data such as age, gender, condylar fracture type, and the degree of displacement. Furthermore, computed tomography scans were analyzed to define mandibular biotypes and the degree of displacement of the condylar bone stumps.</p><p><strong>Results: </strong>There was a strong and statistically significant association between mandibular biotype and the type of condylar fracture (p < 0.001). It is likely that the gender variable is associated with mandibular biotype in the analyzed sample, with V-shaped mandibles more common in women (p = 0.0004), and smaller fracture displacement angles (p = 0.01) due to a greater tendency for high fractures (p = 0.01).</p><p><strong>Conclusions: </strong>There is relationship between mandibular biotype and its role as a marker of sexual dimorphism, in addition to its contribution to the degree of displacement and type of condylar fractures in patients who have suffered facial trauma.</p><p><strong>Clinical relevance: </strong>Mandibular structure, such as shape, height, and width; bone density, cortical and medullary volume; and the mechanical action of the masticatory muscles can affect the variability, stability, and location of fractures, interfering with the response to the magnitude, dissipation, and direction of external mechanical forces originating from the energy of the trauma. Anthropometric study of anatomical features can provide relevant data for better forensic understanding. Regarding the mandible, it can be considered an important tool for understanding mandibular trauma, influencing diagnosis and treatment decision-making.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13197344/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148008489","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":"Early versus delayed management of maxillofacial fractures: a systematic review and meta-analysis with context-based subgroup analysis.","authors":"Jeanne Gabrielle Wibowo, Theofilus Guritno, Evelyne Naftali Halim","doi":"10.1007/s10006-026-01574-0","DOIUrl":"10.1007/s10006-026-01574-0","url":null,"abstract":"<p><strong>Purpose: </strong>Maxillofacial fractures are common injuries caused by traffic accidents, interpersonal violence, and falls. In resource-limited or remote settings, definitive management is often delayed due to limited diagnostic facilities, lack of surgical expertise, and referral constraints, raising concerns about increased complication rates. The current literature reports conflicting results. Some studies suggest that delayed management does not significantly affect outcomes, whereas others show higher complication rates and functional impairment. Therefore, this review aims to identify the associations between delayed management and complications.</p><p><strong>Methods: </strong>This review followed PRISMA guidelines and was registered in PROSPERO. Observational studies published between 2005 and 2025 were systematically retrieved from PubMed, Europe PMC, ScienceDirect, and OpenAlex. Thirteen studies met the inclusion criteria, with nine included in the meta-analysis.</p><p><strong>Results: </strong>Pooled analysis demonstrated no statistically significant difference in overall complication rates between delayed and early management (RR 1.07; 95% CI 0.72-1.60; p = 0.72), with no evidence of substantial publication bias.</p><p><strong>Conclusion: </strong>Although no significant difference in the occurrence of complications was found between delayed and early management of maxillofacial fractures, there was a tendency for complications such as infection, malunion, or nonunion to occur more frequently in the delayed management group.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147978507","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":"Does adjunctive low-level laser therapy provide additional benefit following temporomandibular joint arthrocentesis with hyaluronic acid? A randomized clinical trial.","authors":"Moataz Bahaa, Abdelrahman Mohamed Fahmy Abdelhameed Azab, Mahmoud Ahmed Elfarmawy, Hesham Osama Morsi","doi":"10.1007/s10006-026-01573-1","DOIUrl":"10.1007/s10006-026-01573-1","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate whether adjunctive low-level laser therapy (LLLT) provides additional clinical benefit over an optimized arthrocentesis protocol with hyaluronic acid in patients with ADDwoR.</p><p><strong>Materials and methods: </strong>From December 2022 to December 2023, a single-blinded prospective randomized clinical trial was conducted at The British University in Egypt's Department of Oral and Maxillofacial Surgery. The study involved 40 female participants diagnosed with Anterior Disc Displacement without Reduction (ADDwoR). Following TMJ arthrocentesis, subjects were assigned to one of two parallel cohorts: Group A received ten subsequent sessions of low-level laser therapy (LLLT), while Group B served as the control, receiving arthrocentesis alone. Treatment efficacy was evaluated based on pain intensity measured via a Visual Analogue Scale (VAS) and maximum mouth opening (MMO). Clinical assessments were performed at 2-week intervals over a 12-week follow-up period.</p><p><strong>Results: </strong>No significant age-related differences were detected when comparing the intervention group to the control group (p = 0.087). No significant intergroup differences were observed in maximum mouth opening (MMO) or pain scores (VAS) at any follow-up time point (p > 0.05). Over the 12-week period, both study arms demonstrated significant clinical enhancement in terms of MMO and pain intensity (p < 0.001). Improvements in MMO were large in both groups, with postoperative values significantly higher than preoperative measurements. Pain scores decreased markedly following treatment, with preoperative scores significantly higher than all postoperative values. Overall, both interventions resulted in significant functional improvement and pain reduction, with no added benefit of the intervention over the control.</p><p><strong>Conclusion: </strong>While both TMJ arthrocentesis alone and arthrocentesis supplemented with LLLT significantly improved maximum mouth opening and reduced pain, LLLT did not provide a significant incremental benefit over arthrocentesis with hyaluronic acid. These findings suggest that clinical improvements are primarily driven by the main intervention and may reflect a possible therapeutic ceiling effect, beyond which adjunctive LLLT does not confer measurable short-term benefit.</p><p><strong>Clinical trial number: </strong>Not applicable.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147950727","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":"Electromyographic patterns and masticatory muscles activity changes in patients with dentoskeletal deformities before and after orthognathic surgery: a pilot study.","authors":"Stefania Troise, Federica Calabria, Vitanna Canterino, Umberto Committeri, Gabriele Monarchi, Giuseppe Consorti, Giovanni Salzano, Gianluca Renato De Fazio, Marco Friscia, Paola Bonavolontà, Vincenzo Abbate, Giovanni Dell'Aversana Orabona","doi":"10.1007/s10006-026-01567-z","DOIUrl":"10.1007/s10006-026-01567-z","url":null,"abstract":"<p><strong>Purpose: </strong>Orthognathic surgery involves repositioning the skeletal bases to correct dentoskeletal deformities and malocclusions. While its impact on occlusion is well documented, its effects on masticatory muscle activity remain under investigation. This pilot study evaluates changes in static electromyographic (sEMG) patterns of masseter and temporal muscles, and explores correlations with TMJ-related muscular symptoms before and after surgery.</p><p><strong>Methods: </strong>A surface electromyography (sEMG), by employing TeethanTM, based on occlusal contacts, was performed recording the activation patterns of masseter and temporal muscles, in ten patients with dentoskeletal malocclusions, undergoing orthognathic surgery. The registration assessed the muscles patterns sEMG preoperatively (T0), postoperatively at one month (T1), and at six months (T2) after surgery.</p><p><strong>Results: </strong>Across the cohort, temporal POC increased by 6.76 ± 8.36 from T0 to T1 and by 5.68 ± 5.33 from T1 to T2. Masseter POC rose by 8.74 ± 7.38 (T0-T1) and 8.12 ± 7.42 (T1-T2). Barycentre values shifted by 7.36 ± 4.13 (T0-T1) and 10.65 ± 9.17 (T1-T2), indicating progressive rebalancing of occlusal force distribution. Patients with Class III malocclusion showed greater masseter activation post-surgery, while Class II patients exhibited increased temporal muscle activity. Three patients with preoperative muscular discomfort reported complete symptom resolution at T2, while one patient experienced mild residual symptoms.</p><p><strong>Conclusion: </strong>Data obtained from this preliminary study seem to confirm that skeletal bases repositioning modifies the occlusal contacts and, consequently, the neuromuscular proprioceptive stimuli and the activation of the masticatory muscles. sEMG may provide useful complementary information on neuromuscular adaptation following orthognathic surgery. However, larger controlled studies with standardized outcomes and statistical analyses are required before drawing definitive conclusions or recommending its routine clinical use.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13167831/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147937330","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":"Significance of medio-lateral depth (MLD) in TMJ ankylosis surgery-A newer severity index (VSI) based surgical outcomes study.","authors":"Venkatesh Anehosur, Saurav Bhaduri, Akshay A Byadgi, Sayali Desai","doi":"10.1007/s10006-026-01568-y","DOIUrl":"10.1007/s10006-026-01568-y","url":null,"abstract":"<p><strong>Introduction: </strong>Temporomandibular joint (TMJ) ankylosis is a debilitating disorder caused by fibrous or osseous fusion of the joint components, significantly restricting mandibular mobility. As TMJ ankylosis disrupts normal facial growth, resulting in persistent functional and aesthetic challenges. The Medio-Lateral Depth (MLD) of the bony ankylotic mass is a vital yet underexplored factor influencing the complexity of surgery. Increased MLD and density of the ankylotic mass significantly elevate surgical complexity and the risk of postoperative complications. This study aims to assess the role of the Medio-Lateral Depth (MLD) of the bony ankylotic mass in influencing surgical outcomes (operative time, intraoperative blood loss, complication rates, hospital stay, etc.) and specific indicators of morbidity.</p><p><strong>Materials: </strong>and Methodology. This study was designed as a prospective single centre, cohort study. The medio-lateral depth (MLD) was measured pre-operatively by CT scan and intra operatively by depth gauge scale.Other post operative surgical outcomes were correlated to the MLD.</p><p><strong>Results: </strong>34 patients were included in the study. In the Outcomes-based severity index fit assessment the predictors especially CT Depth and Intra-op Depth explain the intercept severity classification perfectly and Chi-square = 51.66, p < 0.001 → chi square value shows very significant outcomes variable. Significant correlations were also found between MLD intra-op and drain collection on POD-1 (R = 0.5793, p = 0.0003). The cases in this series were classified into mild, moderate and severe cases depending on the variability of MLD measured preoperatively by CT scan and Intra operative MLD therefore nomenclated as Venkatesh MLD severity index (VSI) for ankylotic mass. Mild < 2.5 cm, Moderate 2.5 cm to 4.0 cm and Severe > 4.0 cm.</p><p><strong>Conclusion: </strong>Increasing MLD in ankylotic masses is strongly associated with surgical complexity, intraoperative challenges, and postoperative recovery. MLD remains a pivotal prognostic anatomical parameter, influencing operative time, blood loss, and recovery trajectories. To optimize surgical outcomes, the protocol must integrate advanced preoperative imaging and meticulous planning, with a specific focus on MLD-informed surgical training.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147937345","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":"Supportive care in oral cancer patients: a prospective longitudinal study at a german university hospital.","authors":"Kröplin Juliane, Reppenhagen Jil-Charlot, Hirsemann Anke, Jan Liese, Bernhard Frerich","doi":"10.1007/s10006-026-01571-3","DOIUrl":"10.1007/s10006-026-01571-3","url":null,"abstract":"<p><strong>Background: </strong>Supportive therapeutic interventions aimed at improving outcome quality in oncological patients are key components of perioperative medicine. The present study aims to analyze the use of supportive therapeutic interventions in the pre-, peri-, and postoperative phases in patients with oral cavity carcinomas, as well as the corresponding temporal development of patient-specific resilience and satisfaction.</p><p><strong>Methods: </strong>This prospective longitudinal study included patients with oral cavity carcinomas who underwent surgery at a university-based oncology center between 2022 and 2025. Patient-specific resilience (RS-11 questionnaire), utilization of supportive therapies (yes/no/irregular), and satisfaction with nine domains of life were assessed. A final survey was conducted four months after surgery (T3) and compared with results from the preoperative (T1) and postoperative inpatient (T2) phases.</p><p><strong>Results: </strong>A total of 30 patients were enrolled in the study. The average time from diagnosis to treatment was 21 days (max: 35d; min: 9d). The average RS-11 score was 5.7 (T1: 5.3; T2: 4.6). Compared to the preoperative baseline, there was a statistically significant decrease in satisfaction in the domains of physical activity (T1: p = 0.01; T2: p = 0.53) and enjoyment of food (T1: p = 0.01; T2: p < 0.001). Three patients received regular psycho-oncological support (T1: n = 0; T2: n = 23). Seven patients reported regular participation in sports programs (T1: n = 2; T2: n = 21). Three patients received speech therapy (T1: n = 1; T2: n = 17).</p><p><strong>Discussion: </strong>The present results indicate that only a small proportion of patients continue to regularly utilize the supportive therapies initiated in the immediate postoperative period four months after surgery. At the same time, there is a significant decline in satisfaction with physical activity and the ability to enjoy eating when compared to preoperative assessments. Although the greatest needs for supportive therapies were identified during hospitalization, persistent postoperative impairments should be addressed through more consistent use of supportive care in the early outpatient follow-up phase. The structural framework conditions for the use of innovative therapy methods such as perioperative immunotherapy must also be taken into account.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13167815/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147937324","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":"Treatment strategy for cervical lymph node metastases in patients with lower gingival carcinoma undergoing mandibular marginal resection.","authors":"Masaru Ogawa, Satoshi Yokoo, Takahiro Yamaguchi, Keisuke Suzuki, Mai Seki, Takaya Makiguchi","doi":"10.1007/s10006-026-01570-4","DOIUrl":"10.1007/s10006-026-01570-4","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to investigate the incidence, prognostic impact, and preoperative predictive factors of cervical lymph node metastasis (CLM) in patients with clinically node-negative (cN0) lower gingival squamous cell carcinoma (SCC) treated with marginal mandibulectomy, with particular focus on biopsy-based pathological parameters.</p><p><strong>Materials and methods: </strong>Forty-two patients with cN0 lower gingival SCC who underwent marginal mandibulectomy as initial treatment were retrospectively analysed. Clinical findings and histopathological features assessed using biopsy specimens included tumour differentiation grade, Yamamoto-Kohama mode of invasion, tumour budding (TB), mitotic count, and buccal mucosal invasion. Associations with CLM and survival outcomes were statistically evaluated. Multivariate logistic regression analysis was performed to identify independent predictors of CLM.</p><p><strong>Results: </strong>CLM occurred in 12 of 42 cases (28.6%), including late CLM in six cases. Multivariate analysis identified a budding score (BS) ≥ 5 and buccal mucosal invasion as independent predictors of CLM. Patients with CLM showed significantly poorer 5-year disease-specific survival (5y-DSS) than those without CLM (59.4% vs. 100%, P = 0.003). BS ≥ 5 was also significantly associated with worse 5y-DSS (P = 0.012). A combined model incorporating BS ≥ 5 and buccal mucosal invasion (BB model) demonstrated high specificity for predicting CLM.</p><p><strong>Conclusions: </strong>Even in patients with early-stage lower gingival SCC eligible for marginal mandibulectomy without bone marrow invasion, CLM occurs at a considerable frequency and significantly affects prognosis. Preoperative risk stratification using biopsy-based BS and buccal mucosal invasion may facilitate selective application of elective neck dissection and contribute to improved oncological outcomes.</p><p><strong>Clinical relevance: </strong>TB and buccal mucosal invasion assessed in biopsy specimens are useful preoperative predictors of CLM in early-stage lower gingival SCC and may aid in optimising neck management strategies.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147877196","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":"Microsurgical reconstruction in midface defects based on defect morphology and size - Reconstruction techniques, complications, and outcomes.","authors":"Felix Neumann, Phillip Gomme, Jakob Fenske, Philipp Lampert, Oliver Wagendorf, Friedrich Mrosk, Elena Hofmann, Susanne Nahles, Max Heiland, Kilian Kreutzer, Anna-Christina Sofroniou, Christian Doll, Steffen Koerdt","doi":"10.1007/s10006-026-01566-0","DOIUrl":"10.1007/s10006-026-01566-0","url":null,"abstract":"<p><strong>Purpose: </strong>This study´s aim was to analyse clinical outcomes of microvascular reconstructions performed for malignancy-caused midface defects of varying sizes at our department.</p><p><strong>Methods: </strong>This retrospective study included 98 patients (38 women; 60 men; age range 16-94 years) who underwent microvascular reconstruction for a malignancy-related midface defect between April 2017 and August 2022.</p><p><strong>Results: </strong>Bony (fibula, scapula) and soft tissue (radial forearm, anterolateral thigh) flap techniques were used depending on defect size. Most defects requiring coverage were classified as class II (n = 70, 71.4%; 18 (25.7%) bony vs. 52 (74.3%) soft tissue) or class IV (n = 16, 16.3%; 4 (25.0%) bony vs. 12 (75.0%) soft tissue) according to Brown and Shaw. The proportion of other horizontal defect classes was significantly lower (n = 12, 12.2%; all soft tissue). Unilateral defects were present in 81 cases (82.7%; 15 (18.5%) bony vs. 66 (81.5%) soft tissue), while bilateral defects were observed in 17 cases (17.3%; 7 (42.2%) bony vs. 10 (57.8%) soft tissue). Postoperative complications were observed in 57 cases (58.2%), predominantly comprising minor issues such as bleeding or wound healing disorders. Major complications, including the need for transplant revisions, occurred in 9 cases (9.2%), with early transplant loss in three instances. No significant correlation was found between transplant loss and defect classification (p = 0.73) or transplant type (p = 0.07). However, bony flaps demonstrated a higher tendency towards flap loss compared to soft tissue flaps (18.2% vs 4.0%). Dental rehabilitation using dental implants was performed in only 18.2% of all patients who received bony reconstruction.</p><p><strong>Conclusion: </strong>The complication rate associated with microvascular reconstructions was relatively high. Most complications were minor and could be managed therapeutically. Major complications, such as flap failure, remained relatively uncommon. Neither defect size nor transplant type used demonstrated a significant impact, though bony transplants showed a higher tendency towards flap loss. Despite the observed complication rate, free flaps continue to represent a reliable treatment option for patients with midfacial defects. In cases where bony reconstruction is not strictly necessary, dental rehabilitation using patient-specific preprosthetic implants may offer a viable alternative to bone grafts.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13156200/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147857946","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":"Functional and oral health-related quality-of-life outcomes 12 months after disc repositioning in women with refractory bilateral disc displacement without reduction.","authors":"Roberto Ferreira Zanin, Cláiton Heitz, Bruna Morgan Dellagostin, Alexandre Weber, Guilherme Omizzolo, Ricardo Augusto Conci, João Batista Blessmann Weber","doi":"10.1007/s10006-026-01569-x","DOIUrl":"10.1007/s10006-026-01569-x","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate longitudinal changes in oral health-related quality of life (OHRQoL), pain, and mandibular function over 12 months after temporomandibular joint (TMJ) disc repositioning with mini-anchor fixation in women with refractory bilateral disc displacement without reduction (DDwoR).</p><p><strong>Methods: </strong>In this prospective cohort study, 34 women with bilateral DDwoR confirmed by Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) and magnetic resonance imaging (MRI), refractory to at least 6 months of conservative therapy, were assessed at baseline (T0), 1 month (T1), and 12 months (T2). Outcomes included the Oral Health Impact Profile-14 (OHIP-14), visual analog scale for pain (VAS-P), Helkimo Clinical Dysfunction Index (DI), and mandibular mobility measurements. Longitudinal changes were analyzed using repeated-measures ANOVA and linear mixed-effects models.</p><p><strong>Results: </strong>Pain (VAS-P) decreased from 7.6 to 0.7, OHIP-14 from 29.4 to 7.0, and DI from 4.1 to 1.4 by 12 months (all p < 0.001). Reductions in OHIP-14 and VAS-P exceeded the predefined MCIDs (OHIP-14, ≥ 4.0 points; VAS-P, ≥ 2.0 points on the 0-10 scale). Mandibular mobility also improved significantly over time. Age-group analyses were exploratory; although an overall time × age interaction was observed for OHIP-14, no significant between-group differences were found at postoperative time points.</p><p><strong>Conclusion: </strong>TMJ disc repositioning with mini-anchor fixation was associated with significant improvements in OHRQoL, pain, and function in women with refractory bilateral DDwoR over 12 months.</p><p><strong>Clinical trial number: </strong>Not applicable.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13157361/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147864896","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":"Preservation rhinoplasty versus conventional structural reduction: a systematic review of aesthetic, functional, and patient-reported outcomes.","authors":"Amin Zaki Zadeh, Mina Naeini, Amirreza Geranfar, Sina Baghi Keshtan, Yaseen Padash, Mohammadsaba Haddadian, Mahmoud Reza Rahimi Barghani, Ehsan Adinevand, Mahmoud Katebi Jahromi","doi":"10.1007/s10006-026-01565-1","DOIUrl":"10.1007/s10006-026-01565-1","url":null,"abstract":"<p><strong>Background: </strong>Dorsal preservation rhinoplasty aims to maintain the native dorsal roof while achieving aesthetic and functional goals comparable to structural dorsal hump reduction. This systematic review evaluates comparative outcomes, patient-reported measures, and complication patterns across techniques.</p><p><strong>Methods: </strong>A systematic search of PubMed, Embase, Scopus, Web of Science, and Cochrane CENTRAL was performed from inception to November 1, 2025. Eligible studies included randomized trials, comparative cohorts, and case series with ≥ 10 patients and ≥ 6 months of follow-up. Two reviewers independently screened studies, extracted data, and assessed risk of bias using RoB 2 and ROBINS-I. Outcomes included validated PROs, objective airway metrics, aesthetic assessments, and complications.</p><p><strong>Results: </strong>From 487 records identified, 20 studies met inclusion criteria. Across randomized and nonrandomized comparative studies, dorsal preservation demonstrated aesthetic and functional results equivalent to structural dorsal hump reduction at 6-12 months. Patient-reported improvement (ROE, NOSE, SCHNOS) was consistently favorable in both groups. The only comparative objective airway study showed no significant differences in cross-sectional area or nasal volume. Complication and revision rates were low overall, with pooled recurrence and revision typically between 2-4%.</p><p><strong>Conclusion: </strong>Current evidence indicates that dorsal preservation rhinoplasty provides outcomes comparable to structural reduction in appropriately selected patients. Standardized reporting and more objective physiologic evaluations are needed.</p>","PeriodicalId":520733,"journal":{"name":"Oral and maxillofacial surgery","volume":"30 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2026-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826296","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}