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Do we recognize oral oncology with accuracy? AI-driven models serve in the diagnosis of oral squamous cell carcinoma 我们能准确地识别口腔肿瘤吗?人工智能驱动模型用于口腔鳞状细胞癌的诊断。
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-02-01 DOI: 10.1016/j.oraloncology.2025.107194
Jiayi Chen
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引用次数: 0
A rare case of extracranial schwannoma in the masticator space removed by endoscopic assisted transoral approach (EATA) 经鼻内镜辅助经口入路(EATA)切除咀嚼间隙颅外神经鞘瘤一例。
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-02-01 DOI: 10.1016/j.oraloncology.2024.107164
Giovanni Motta , Pasquale Puzone , Gino Latini , Arianna Di Stadio , Luca D’Ascanio

Background

Extracranial schwannomas, particularly those arising from the masticator space, are rare entities. Given the challenges in pre-operative diagnosis and the potential for misdiagnosis, accurate localization and differential diagnosis are crucial for optimal surgical planning.

Case Report

A 42-year-old woman underwent a head and neck MRI for unrelated reasons and was incidentally found to have a mass in the left masticator space. Radiological findings were suggestive of a schwannoma. An endoscopic-assisted transoral approach was adopted for the resection of the lesion. Histopathological examination confirmed the diagnosis of schwannoma. The patient had an uneventful postoperative recovery.

Conclusion

This case report highlights the feasibility of an endoscopic-assisted transoral approach for the resection of rare masticator space schwannomas. This minimally invasive technique offers potential benefits in terms of reduced morbidity and improved cosmetic outcomes.
背景:颅外分裂瘤,尤其是咀嚼肌间隙产生的分裂瘤非常罕见。鉴于术前诊断的挑战性和误诊的可能性,准确定位和鉴别诊断对最佳手术计划至关重要:一名 42 岁的女性因无关原因接受了头颈部核磁共振检查,意外发现左侧咀嚼肌间隙有肿块。放射学检查结果提示为分裂瘤。医生采用内窥镜辅助经口方法切除了病灶。组织病理学检查确诊为分裂瘤。患者术后恢复顺利:本病例报告强调了经口内窥镜辅助方法切除罕见咀嚼肌间隙分裂瘤的可行性。这项微创技术具有降低发病率和改善美容效果的潜在优势。
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引用次数: 0
Functional and oncological outcomes of transoral laser versus robotic surgery in supraglottic squamous cell carcinoma 经口激光与机器人手术治疗声门上鳞状细胞癌的功能和肿瘤预后。
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-02-01 DOI: 10.1016/j.oraloncology.2025.107178
Charlotte Loubieres , Robin Baudouin , Marta Circiu , Florent Couineau , Lise Crevier-Buchman , Tiffany Rigal , Clémence Forges , Aude Julien-Laferriere , Grégoire Vialatte De Pemille , Jérôme R. Lechien , Stéphane Hans

Objective

To compare the surgical, functional and oncological outcomes of Transoral Laser Microsurgery (TLM) and Transoral Robotic Surgery (TORS) for the treatment of supraglottic squamous cell carcinoma.
Study Design:
Retrospective case series with prospective data.
Settings:
Tertiary Academic Medical Center.

Methods

A chart-review analysis, with prospective follow-up was performed on 122 patients treated for a supraglottic squamous cell carcinoma with either TLM or TORS between 2003 and 2019. Patients were grouped according to the surgical technique used. Clinical, surgical, functional and oncological outcomes were compared, including local and regional controls, DFS, and OS, and postoperative complications.

Results

A total of 122 patients, including 47 treated with TLM and 75 with TORS. Negative margins were observed in n = 12/47 (25.5 %) of TLM cases and n = 4/75 (5.3 %) of TORS cases (p < 0.05). There was no significant difference between the two techniques in terms of 5-year local and regional control, however a significant difference was found in disease-free survival and overall survival. The functional laryngeal preservation rate was 97.8 % in the TLM group and 100 % in the TORS group.

Conclusion

Both techniques appear to be safe and effective, though TORS shows superiority in achieving negative margins compared to TLM. Therefore, the choice of technique should be tailored to available resources, surgical team preferences, and experience, while also considering the learning curves associated with each approach.
目的:比较经口激光显微手术(TLM)与经口机器人手术(TORS)治疗声门上鳞癌的手术、功能和肿瘤预后。研究设计:具有前瞻性数据的回顾性病例系列。设置:三级学术医疗中心。方法:对2003年至2019年期间接受TLM或TORS治疗的122例声门上鳞状细胞癌患者进行回顾性分析和前瞻性随访。根据手术方法对患者进行分组。比较临床、手术、功能和肿瘤结果,包括局部和区域对照、DFS和OS以及术后并发症。结果:122例患者,TLM治疗47例,TORS治疗75例。在TLM病例中,n = 12/47(25.5%)和TORS病例中,n = 4/75(5.3%)观察到阴性边缘(p)。结论:两种技术都是安全有效的,尽管TORS在实现阴性边缘方面比TLM更有优势。因此,技术的选择应根据现有的资源、手术团队的偏好和经验进行调整,同时也要考虑与每种入路相关的学习曲线。
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引用次数: 0
Hyalinising parotid adenoid cystic carcinoma with dystrophic calcification masquerading as a thyroid-like carcinoma
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-02-01 DOI: 10.1016/j.oraloncology.2024.107163
Bacem K. Othman, Wafaey Badawy
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引用次数: 0
Scapula or Fibula?: Prospective data-driven decision criteria for flap selection in mandibular reconstruction planning
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-30 DOI: 10.1016/j.oraloncology.2025.107190
Maharshi Panchal , Katrina Zaraska , Thomas D. Milner , Khanh Linh Tran , Antony Hodgson , Sidney Fels , James Scott Durham , Eitan Prisman

Objectives

The objectives of the study are twofold: 1) to propose a set of criteria for virtually evaluating different types of reconstructions for mandibular defects during surgical planning, and 2) to prospectively apply the criteria to a series of mandibular reconstructions to select the optimal flap.

Materials and Methods

Clinically relevant assessment criteria were selected, including volumetric overlap, Haussdorf-95, bony contact, ramus/symphysis angles, and dental implantability. In 2021, 21 consecutive patients undergoing mandibular reconstructions were consented to the study. For each patient, seven virtual reconstructions were created: vertical scapula, horizontal scapula, 1-segment fibula, optimal fibula determined by the Ramer-Douglas-Peucker (RDP) algorithm, RDP + 1 fibula, and RDP-1 fibula. The surgeon selected the optimal reconstruction for each patient based on the objective criteria and clinical considerations.

Results

The vertical scapula was selected for 12 cases, the RDP fibula for 6 cases, and the horizontal scapula for 3 cases. For defects involving the symphysis, the horizontal scapula was the frequently selected as its geometry could be leveraged to recreate the symphysis angle. For the remaining defects, the RDP fibula optimizes the bony contact, performs well in volume overlap, and is the most implantable. The vertical scapula minimizes osteotomies while maximizing each criterion but results in low implantability. On average, the chosen reconstruction performed better on all criteria compared to the remaining proposed models.

Conclusion

The criteria proposed comprises of measurable and clinically important metrics that can serve as a useful tool for reconstructive surgeons in selecting the optimal flap for mandibular reconstruction.
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引用次数: 0
Is postoperative adjuvant therapy necessary for pT3N0 oral cavity squamous cell carcinoma?
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-28 DOI: 10.1016/j.oraloncology.2025.107198
Chun-Hung Hua , Jin-Ching Lin , Yu-Wen Wen , Chung-Jan Kang , Chien-Yu Lin , Hsiu-Ying Ku , Kang-Hsing Fan , Shu-Hang Ng , Shu-Ru Lee , Yao-Te Tsai , Wen-Cheng Chen , Li-Yu Lee , Chih-Yen Chien , Cheng Ping Wang , Tsung-Ming Che , Shyuang-Der Terng , Chi-Ying Tsai , Hung-Ming Wang , Chia-Hsun Hsieh , Chih-Hua Yeh , Chun-Ta Liao

Background

The current NCCN guidelines advocate for the use of adjuvant radiotherapy (RT) or chemoradiotherapy (CRT) in pT3N0 oral cavity squamous cell carcinoma (OCSCC). Here, we sought to evaluate whether postoperative RT/CRT may confer a survival advantage in pT3N0 patients who lack adverse pathological features.

Methods

A dataset of 852 pT3N0 OCSCC patients treated between 2018 and 2021 was analyzed. Patients with adverse pathological features (i.e., positive margins, margins <5 mm, lymphovascular invasion, or perineural invasion) were excluded, leaving 235 eligible patients. The cohort was further refined by omitting 12 patients who received surgery plus chemotherapy and two cases who received RT doses <5000 cGy, resulting in two study groups: surgery alone (n = 131) and surgery plus RT/CRT (n = 90).

Results

Baseline characteristics were comparable between groups, except for a higher proportion of buccal subsite (p = 0.0063) and female patients (p = 0.0495) in the surgery alone group. Kaplan-Meier analyses revealed no significant differences in 4-year disease-specific survival (DSS) (84.2 % versus 85.9 %, p = 0.8834) or overall survival (OS) (75.6 % versus 84.8 %, p = 0.2376). These findings were confirmed by multivariable analyses and remained consistent after propensity score matching (n = 74 per group), with similar survival outcomes between groups (4-year DSS, 90.7 % versus 83.2 %, p = 0.4020; 4-year OS, 87.0 % versus 81.9 %, p = 0.6121)

Conclusions

For patients with pT3N0 OCSCC lacking adverse pathological features, the addition of adjuvant RT/CRT does not appear to confer a survival benefit over surgery alone.
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引用次数: 0
Nomogram vs. Depth of invasion for predicting occult lymph node metastasis in cT1-2N0 buccal squamous cell carcinoma
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-27 DOI: 10.1016/j.oraloncology.2025.107206
Na Sun , Long Huang , Hong-gang Xiong , Wei-ming Wang , Si-qi Hua , Fei-ya Zhu , Tong Su

Objective

To develop a nomogram prediction model for occult lymph node metastasis (LNM) in patients with cT1-2N0 buccal squamous cell carcinoma (BSCC), then to compare its predictive efficacy against depth of invasion (DOI).

Methods

Clinical data were retrieved for patients undergoing primary tumor resection and neck dissection from June 2020 to August 2024. Based on the risk factors screened by Lasso regression, we established four candidate models: logistic regression, random forest, support vector machine, and XGboost. The optimal model was determined by comparing the values of areas under the receiver-operating characteristic curve (AUC), then the nomogram was ultimately plotted accordingly to visualize the results.

Results

Two hundred and fifty patients were enrolled. The screened variables include Ki-67, tumor differentiation grade, surgical margin status, perineural invasion, DOI, and smoking. With similar good performance from both the training and test cohorts (AUC, 0.726 vs. 0.782) and good calibration, the logistic regression model performed the best overall, and was thus selected for creating a nomogram. The nomogram was superior to DOI cut-off values of 3 mm and 4 mm in predicting occult LNM, with a higher AUC (0.741 vs. 0.543 and 0.595) and more net benefits. Compared with DOI < 4 mm, at a 9.51 % risk of LNM, the nomogram identified an equivalent number of cases (n = 64) for not undergoing elective neck dissection (END), while successfully reducing 2 false-negative cases (2 vs. 4) with insufficient treatment.

Conclusions

The nomogram described here prevails over DOI in predicting occult LNM in early-stage BSCC, and provide effective guidance for END.
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引用次数: 0
Palliative care utilization among head and neck cancer patients: A population-based analysis
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-27 DOI: 10.1016/j.oraloncology.2025.107205
Talia A. Wenger , Jaynelle Gao , Margaret Nurimba , Peter G. Phung , Uttam K. Sinha

Purpose

Head and neck cancer (HNC) patients face substantial morbidity and mortality. Despite the potential benefits of palliative care (PC) in improving quality of life, many HNC patients do not receive these services. This study aimed to quantify the proportion of HNC patients receiving PC, the timing of PC referrals, and the mental health and clinical outcomes of this population.

Methods

A retrospective cohort study was conducted using the TriNetX database with de-identified electronic medical records. HNC patients were categorized based on whether they had at least one PC encounter. We examined time to first PC encounter, mortality rates, mental health diagnoses, and access to ACP and supportive care.

Results

Of 304,404 HNC patients, only 22,470 (7.4 %) had at least one PC encounter. The median time from cancer diagnosis to initial PC referral was 318 days. After propensity score matching, the cohorts consisted of 24,916 patients each. Those who received PC had a significantly higher risk of mortality (RR 3.05, 95 % CI 2.97–3.14), depression (RR 1.38, 95 % CI 1.33–1.45), anxiety (RR 1.47, 95 % CI 1.42–1.53), failure to thrive (RR 3.26, 95 % CI 3.03–3.51), and were more likely to engage in advance care planning (RR 4.97, 95 % CI 4.39–5.62) and access supportive care services compared to patients who did not receive PC.

Conclusions

PC utilization among HNC patients is low, with patients often waiting nearly a year before their first PC encounter. This delay highlights a significant unmet need for early integrated PC in this population.
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引用次数: 0
Clinico-pathological characterisation of human papillomavirus-associated oral epithelial dysplasia
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-27 DOI: 10.1016/j.oraloncology.2025.107182
Selvam Thavaraj , Rhonda Henley-Smith , Harry Gregson-Williams , Sangeetha Yogarajah , Edward W. Odell , Hans Sathasivam

Background

Human papillomavirus-associated oral epithelial dysplasia (HPV-OED) has been recently recognised by the World Health Organisation (WHO) as a distinct type of oral epithelial dysplasia. The rarity of HPV-OED, together with gaps in the current understanding of risk factors and clinical behaviour raise the risk of under-recognition and misdiagnosis. To address this, we describe the clinico-pathological features of a consecutive series of HPV-OED from a single institution to provide additional insight into the presentation and behaviour of this disease.

Methods

Consecutive cases of HPV-OED were identified over a 20-year period from the pathology routine diagnostic archives of a single centre. Cases with features of viral cytopathic changes in a background of OED underwent HPV-specific testing in addition to p16 immunohistochemistry to confirm HPV positivity.

Results

Fifty-three consecutive patients with HPV-OED were identified. The mean age at diagnosis was 55 years-old and there was a strong male predilection (83 %). Most patients were smokers or former smokers, and almost a fifth of individuals were Human Immunodeficiency Virus (HIV)-positive. The latero-ventral tongue was the most common index site. Twenty-eight percent of cases were associated with invasive oral squamous cell carcinoma. There was a statistically significant association between with patient’s HIV status and malignant transformation (p = 0.022).

Conclusions

Findings from our cohort of HPV-OED patients suggests that malignant transformation is relatively frequent and associated with the HIV status of patients.
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引用次数: 0
β-eudesmol inhibits cell growth and enhances cell chemosensitivity of NPC through targeting FGF1/FGFR signaling
IF 4 2区 医学 Q1 DENTISTRY, ORAL SURGERY & MEDICINE Pub Date : 2025-01-25 DOI: 10.1016/j.oraloncology.2024.107168
Tao Xie , Yuqi Shu , Wei Huang , Anbang Ren , Jie Lin , Yujing Tan , Shufen Zhao , Junguo Bu

Background

Chemoresistance is one of the main challenges for advanced NPC treatment. We previously proved LHX2 transcriptionally regulates FGF1 and promotes cancer progression through activating FGF1/FGFR axis,which prompted us to explore the potential inhibitors for FGFR to improve the therapy response.

Methods

RT-qPCR, immunohistochemistry, western blot assay and immunofluorescence were applied to verify the gene expression levels. Xenograft model as well as lung metastasis model was performed for in vitro assays. Flow cytometry and Tunel staining were used to determine the apoptosis of NPC cells.The interaction between β-eudesmol and FGFR1/2 was analyzed by Autodock software.

Results

 β-eudesmol inhibited the growth and metastasis of NPC in vivo and in vitro. In addition, β-eudesmol treatment promoted NPC apoptosis and sensitized NPC to cisplatin. β-eudesmol putatively bound to FGFR and blocked the Akt signaling, STAT3 signaling and ERK signaling, which in turn restrained ABCC1 transcription.

Conclusion

 β-eudesmol suppressed cell growth, metastasis and chemoresistance in NPC through targeting FGF1/FGFR signaling, thereby blocking the Akt signaling, STAT3 signaling and ERK signaling, as well as down-regulating ABCC1 expression. Our findings provided a novel potential drug for NPC treatment.
{"title":"β-eudesmol inhibits cell growth and enhances cell chemosensitivity of NPC through targeting FGF1/FGFR signaling","authors":"Tao Xie ,&nbsp;Yuqi Shu ,&nbsp;Wei Huang ,&nbsp;Anbang Ren ,&nbsp;Jie Lin ,&nbsp;Yujing Tan ,&nbsp;Shufen Zhao ,&nbsp;Junguo Bu","doi":"10.1016/j.oraloncology.2024.107168","DOIUrl":"10.1016/j.oraloncology.2024.107168","url":null,"abstract":"<div><h3>Background</h3><div>Chemoresistance is one of<!--> <!-->the main challenges for advanced NPC<!--> <!-->treatment.<!--> <!-->We previously<!--> <!-->proved LHX2 transcriptionally regulates FGF1 and promotes cancer progression through activating FGF1/FGFR axis,which prompted us to<!--> <!-->explore the potential inhibitors for FGFR to improve the therapy response.</div></div><div><h3>Methods</h3><div>RT-qPCR, immunohistochemistry, western blot assay<!--> <!-->and immunofluorescence<!--> <!-->were applied to verify the gene expression levels. Xenograft<!--> <!-->model as well as lung metastasis model was performed for<!--> <!-->in vitro<!--> <!-->assays. Flow cytometry and Tunel staining<!--> <!-->were used to determine the apoptosis of NPC cells.The interaction between β-eudesmol and FGFR1/2 was analyzed by Autodock software.</div></div><div><h3>Results</h3><div> <!-->β-eudesmol inhibited the growth and metastasis<!--> <!-->of NPC<!--> <em>in vivo</em> <!-->and<!--> <!-->in vitro.<!--> <!-->In addition,<!--> <!-->β-eudesmol treatment promoted NPC apoptosis and sensitized NPC to cisplatin. β-eudesmol putatively bound to FGFR and blocked the Akt signaling, STAT3 signaling<!--> <!-->and<!--> <!-->ERK<!--> <!-->signaling,<!--> <!-->which in turn restrained<!--> <!-->ABCC1 transcription.</div></div><div><h3>Conclusion</h3><div> <!-->β-eudesmol suppressed cell growth, metastasis and chemoresistance in NPC through targeting<!--> <!-->FGF1/FGFR signaling, thereby blocking the Akt signaling, STAT3 signaling and<!--> <!-->ERK<!--> <!-->signaling, as well as down-regulating ABCC1 expression. Our findings provided a novel potential drug for NPC treatment.</div></div>","PeriodicalId":19716,"journal":{"name":"Oral oncology","volume":"162 ","pages":"Article 107168"},"PeriodicalIF":4.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143047427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
期刊
Oral oncology
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