Dento maxillo facial radiology最新文献

{"title":"Cone beam computed tomography for endodontics: incidental findings and respective significance.","authors":"Erin J Key, Nina K Anderson, Dan Colosi, Mina Mahdian","doi":"10.1093/dmfr/twaf055","DOIUrl":"10.1093/dmfr/twaf055","url":null,"abstract":"<p><strong>Background: </strong>The aim of this study is to determine the prevalence, distribution, and follow-up recommendations of incidental findings in cone beam computed tomography (CBCT) scans acquired for endodontic treatment.</p><p><strong>Methods: </strong>This was a retrospective review of limited field-of-view (FOV) CBCT images for endodontic evaluation obtained at the Stony Brook University School of Dental Medicine between 2018 and 2022. All scans were reviewed by 1 oral and maxillofacial radiology (OMR) resident and all incidental findings were corroborated with the radiology report approved by 1 of 2 board-certified OMRs. Data extracted for each case included age, gender, and reason for scan; and location, diagnosis, and recommended follow-up for each incidental finding. The recommended follow-up consisted of 5 categories: no recommendation, radiographic monitoring, dental specialty evaluation, medical evaluation, or immediate evaluation.</p><p><strong>Results: </strong>Data was obtained from 565 CBCT scans with 219 males and 346 females. The mean age was 55.4 ± 18.38. There were 349 maxillary and 216 mandibular scans. The most common incidental finding was mild to moderate mucosal disease (21.4%), then periradicular/periapical odontogenic pathology unrelated to the indication for the scan (15.2%). The most common location for an incidental finding was the gnathic bones (62.2%), then the sino-nasal complex (32.5%). The most common follow-up recommendation was dental specialty evaluation (46.2%). Twenty-five findings (2.3%) were subject to immediate follow-up recommendation.</p><p><strong>Conclusions: </strong>Incidental findings were found in 90.5% of CBCT scans acquired for endodontic purposes. Medical evaluation or immediate evaluation was recommended for a combined 6.4% of incidental findings. Together, these findings highlight the importance of a thorough review of the entire scan by a trained specialist.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"52-60"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144648827","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}

{"title":"Effect of dental metal prostheses and its metal artefacts on the incidence of nodular overcorrection on PET/CT images: a comparison between silicon photomultiplier and photomultiplier tube PET.","authors":"Ikuho Kojima, Kentaro Takanami, Naoko Watanabe, Hiroyasu Kodama, Hayato Odagiri, Masahiro Iikubo","doi":"10.1093/dmfr/twaf058","DOIUrl":"10.1093/dmfr/twaf058","url":null,"abstract":"<p><strong>Objectives: </strong>Positron emission tomography (PET) images are reconstructed using computed tomography (CT)-based attenuation correction, which may cause artefactual errors due to CT artefacts. This study aimed to investigate the effects of metallic dental prostheses and metal artefacts on the incidence of nodular overcorrection in PET/CT images of the oral cavity in patients with head and neck tumours.</p><p><strong>Methods: </strong>We retrospectively reviewed the F-18 fluorodeoxyglucose PET/CT images of 27 and 20 patients using silicon photomultiplier (SiPM) and photomultiplier tube (PMT) PET, respectively. We evaluated the presence or absence of overcorrection of tumour-like nodular uptake, number of metallic dental prostheses, number of metallic prosthetic blocks, mean CT values, bright-band artefact area/ratio, and dark-band artefact area/ratio.</p><p><strong>Results: </strong>There was no significant difference in the incidence of overcorrections between SiPM and PMT PET; however, overcorrections in the former were significantly smaller in size than those in the latter. Overcorrection in PMT PET was more likely to occur when the number of metallic dental prostheses, number of metallic dental prosthetic blocks, mean CT value, and bright-band artefact area/ratio were high. However, there was no significant difference in SiPM PET overcorrection between the positive and negative overcorrection groups for the above conditions.</p><p><strong>Conclusion: </strong>Overcorrection was associated with metallic dental prostheses and CT artefacts; however, the conditions may have scanner-specific characteristics.</p><p><strong>Advances in knowledge: </strong>Small tumour-like overcorrections appear on SiPM PET, which should be noted because it is more difficult to notice overcorrections. It is important to analyse the images while checking the pre-attenuation correction PET.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"73-79"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144834457","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}

{"title":"Influence of the battery level of a handheld X-ray device on the objective image quality of radiographs.","authors":"Laura Ricardina Ramirez-Sotelo, Débora Costa Ruiz, Amanda Farias-Gomes, Matheus L Oliveira, Deborah Queiroz Freitas, Francisco Haiter-Neto","doi":"10.1093/dmfr/twaf050","DOIUrl":"10.1093/dmfr/twaf050","url":null,"abstract":"<p><strong>Objectives: </strong>To evaluate the influence of the battery level of a handheld X-ray device on the objective image quality of radiographs.</p><p><strong>Methods: </strong>An acrylic-block was radiographed using a SnapShot solid-state sensor and an Eagle handheld X-ray device set at 60 kVp and 0.88 mAs, with the battery at ten different levels (ranging from fully charged to 10%). Six radiographs were acquired at each level. Mean grey values and standard deviations were collected using ImageJ software to assess image brightness, noise, and uniformity. Additionally, an aluminium step-wedge was radiographed under the same conditions for contrast evaluation. Image quality parameters were compared across different battery levels using analysis of variance (ANOVA) with Tukey's post-hoc test (α = 0.05).</p><p><strong>Results: </strong>Images obtained with a 100% battery level showed higher brightness than those at 50% (P < 0.0001); the battery level did not affect image noise (P = 0.091); uniformity at 20% battery level differed from all other levels (P < 0.0001); and contrast was highest at 90% battery compared to all other levels (P < 0.0001). Overall, the values remained consistent across different battery levels.</p><p><strong>Conclusions: </strong>Despite some significant differences, the objective image quality remained stable throughout the entire battery charge cycle of the tested handheld X-ray device.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"37-42"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144706705","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}

{"title":"Carotid artery calcifications on panoramic radiographs are associated with vascular disease severity on carotid ultrasound.","authors":"Astrid Karlsson, Nils Gustafsson, Per Wester, Liene Zamure-Damberga, Eva Levring Jäghagen","doi":"10.1093/dmfr/twaf061","DOIUrl":"10.1093/dmfr/twaf061","url":null,"abstract":"<p><strong>Objectives: </strong>The aim of this study was to investigate whether any feature of carotid artery calcification (CAC) detected on panoramic radiographs (PRs) is associated with more severe signs of cardiovascular disease (CVD), as assessed by carotid ultrasound (CUS) including multi-view assessment of carotid intima media thickness (cIMT).</p><p><strong>Methods: </strong>The present investigation was a retrospective sub-study of the randomized controlled trial visualization of asymptomatic atherosclerotic disease for optimum cardiovascular prevention (VIPVIZA), which included 60-, 50-, and 40-year-old inhabitants of Västerbotten County, each of whom underwent CUS. The present sub-study included 135 participants who had undergone PR for odontological indications within 18 months before or after CUS examination. Findings of CAC on PR were compared with CUS findings of cIMT and carotid plaque. CAC features were categorized into 4 types: single, scattered, vessel width-defining, or vessel-outlining.</p><p><strong>Results: </strong>Compared to participants without CAC on PR, those with any CAC type on PR exhibited significantly more carotid plaque (80.9% vs 43.2%, P < .001) and a higher average cIMT score (0.83 vs 0.77 mm, P = .013) on CUS. The vessel-outlining CAC group exhibited the most pronounced cIMT and carotid plaque occurrence (P = .011).</p><p><strong>Conclusions: </strong>All CAC types detected on PR were associated with CVD on CUS, and vessel-outlining CAC indicated more severe CVD. By detecting CAC on PR, especially vessel-outlining CACs, dentists could contribute to the early identification of patients with asymptomatic CVD, and recommend that these patients seek medical attention for preventive treatment.</p><p><strong>Advances in knowledge: </strong>All types of CAC detected on PR-particularly the vessel-outlining type-are associated with carotid ultrasound findings, including carotid intima media thickness, indicating CVD and increased risk of stroke and myocardial infarction. Thus, dentists can identify patients at increased risk of cardiovascular events by detecting CAC  on PR, with higher diagnostic reliability in cases with vessel-outlining calcification.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"28-36"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12796716/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145085289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of factors affecting depth of invasion measurement in tongue squamous cell carcinoma using intraoral ultrasonography.","authors":"Masaki Takamura, Taichi Kobayashi, Yutaka Nikkuni, Kouji Katsura, Manabu Yamazaki, Jun-Ichi Tanuma, Takafumi Hayashi","doi":"10.1093/dmfr/twaf062","DOIUrl":"10.1093/dmfr/twaf062","url":null,"abstract":"<p><strong>Objective: </strong>Intraoral ultrasonography (US) is known for its high accuracy in evaluating the depth of invasion (DOI) in tongue squamous cell carcinoma (SCC). However, measurement discrepancies, such as overestimation or underestimation, can occur in certain cases. This study aimed to identify factors affecting the measurement accuracy of intraoral US.</p><p><strong>Methods: </strong>A total of 96 cases were included in this study. Patients who underwent imaging diagnosis for primary tongue SCC by oral and maxillofacial radiologists, followed by surgical resection by oral surgeons at our institution between April 2014 and March 2022, were included in the study. Cases were classified according to their clinical and histopathological characteristics, including clinical growth pattern, maximum pathological tumour diameter, pathological T classification, and pattern of invasion (Yamamoto-Kohama classification). Measurement accuracy was evaluated using Spearman's rank correlation coefficient and Bland-Altman analysis.</p><p><strong>Results: </strong>A total of 76 cases were analysed. Intraoral US demonstrated high diagnostic accuracy across various tumour characteristics. However, greater DOI and larger maximum tumour diameter were associated with increased variability in measurements. Exophytic lesions were more likely to be overestimated, whereas lesions with diffuse infiltration tended to be underestimated.</p><p><strong>Conclusion: </strong>Although intraoral US provides high accuracy in the preoperative evaluation of tongue SCC, clinicians should be aware of specific tumour characteristics that may influence measurement precision, leading to potential overestimation or underestimation.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"80-87"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145033007","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}

{"title":"Dose optimization in CBCT in dentistry: a survey among EADMFR members.","authors":"Shayan Fakhtei, Reinier Hoogeveen, Erwin Berkhout","doi":"10.1093/dmfr/twaf066","DOIUrl":"10.1093/dmfr/twaf066","url":null,"abstract":"<p><strong>Objectives: </strong>The aim of this study is to provide an overview of current cone beam CT (CBCT) practices in European dental clinics.</p><p><strong>Methods: </strong>From February to May 2023, 186 European EADMFR members were invited to complete an online survey. Participants were asked: (1) to provide exposure settings for 4 diagnostic scenarios; (2) if and how they adjust for age and body type; (3) whether they follow established protocols when selecting settings; and (4) if the Dose Area Product (DAP) is registered for CBCT scans.</p><p><strong>Results: </strong>A total of 59 (32%) eligible responses were received. There was a large variation in exposure parameters among clinicians within the same diagnostic scenario. Across scenarios, only voxel size and field of view (FOV) differed significantly (P < .05), with smaller settings being chosen for endodontic diagnostics and larger parameters for full-jaw imaging for implant planning. For young patients, most respondents reduced FOV (70%), mA (67%), and exposure time (59%). For larger patients, most increased mA (54%) and kV (52%). Written protocols were more frequently employed than manufacturer-recommended settings (75% vs 50% reported \"most of the time\" or \"always\"). More frequent usage of manufacturer-recommended settings correlated with larger FOV settings (P < .05). 90% reported registering the DAP.</p><p><strong>Conclusions: </strong>CBCT exposure parameter selection lacks consistency. Only FOV and voxel size were consistently adjusted for the indication. New guidelines providing guidance on the selection of CBCT settings could reduce variation between clinicians and enhance the uniformity of the quality of care.</p><p><strong>Advances in knowledge: </strong>Lack of uniformity in CBCT parameter selection highlights the need for updated, indication-oriented, and patient-specific guidelines.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"43-51"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12796631/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145130078","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A pilot study on the detection of proximal caries in permanent anterior human teeth using lateral short-wave infrared transillumination at 1300 nm.","authors":"Leander Benz, Friederike Litzenburger, Elias Walter, Falk Schwendicke, Katrin Heck","doi":"10.1093/dmfr/twaf064","DOIUrl":"10.1093/dmfr/twaf064","url":null,"abstract":"<p><strong>Objectives: </strong>This pilot study aimed to evaluate the diagnostic performance of short-wave infrared transillumination at 1300 nm for detecting proximal caries lesions in permanent anterior teeth, compared with digital radiography.</p><p><strong>Methods: </strong>Seventeen extracted human permanent anterior teeth were examined using short-wave infrared transillumination from both labial and oral directions. Images were acquired using a 1300-nm light-emitting diode and a short-wave infrared camera. Radiographs were obtained using a standard digital radiography setup. Micro-CT served as the reference standard. Two calibrated examiners independently assessed the presence or absence of caries lesions. Statistical analysis included sensitivity, specificity and overall accuracy. Inter-examiner agreement was assessed using kappa statistics.</p><p><strong>Results: </strong>Proximal surfaces were analysed. Short-wave infrared transillumination demonstrated higher diagnostic accuracy from oral (86%), labial (79%), and combined (90%) views compared to radiography (66%). The combined approach yielded a sensitivity of 86% and a specificity of 93%. In contrast, radiography achieved a sensitivity of 29% and a specificity of 100%. Inter-examiner agreement was substantial to almost perfect for all methods.</p><p><strong>Conclusion: </strong>This pilot study shows that short-wave infrared transillumination at 1300 nm provides significantly greater diagnostic accuracy than radiography for detecting proximal caries in anterior teeth and may serve as a radiation-free adjunct in clinical diagnostics.</p><p><strong>Advances in knowledge: </strong>This is the first pilot study to demonstrate that combining labial and oral short-wave infrared transillumination enables accurate detection of proximal caries in anterior teeth and offers potential as a novel diagnostic tool.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"99-105"},"PeriodicalIF":2.9,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145091384","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}

{"title":"Cephalometric tracing: comparing artificial intelligence and augmented intelligence on online platforms.","authors":"Edna Alejandra Gallardo-Lopez, Lucila Massu Yoshizaki Akinaga Moreira, Murilo Henrique Cruz, Núbia Rafaelle Oliveira Meneses, Suelen Cavalcante Ferreira Schumiski, Daniela Miranda Richarte de Andrade Salgado, Edgard Michel-Crosato, Claudio Costa","doi":"10.1093/dmfr/twaf045","DOIUrl":"10.1093/dmfr/twaf045","url":null,"abstract":"<p><strong>Objective: </strong>This research aimed to evaluate the results of cephalometric analyses obtained by artificial intelligence (AI) from the RadioCef, EasyCeph, and WebCeph platforms, and their variability due to modifications made by the user.</p><p><strong>Methods: </strong>In this cross-sectional observational study, seventy cephalometric radiographs were analysed using the AI of the platforms. Subsequently, four examiners with different areas of expertise and levels of experience examined each landmark, correcting its location if necessary.</p><p><strong>Results: </strong>The Pog, L1 tip, B, and Go landmarks on the RadioCef; Pn, Me, Pog, U1 tip, and UL on the EasyCeph; and Pog, Me, and B on the WebCeph showed a modification equal to or greater than 90%. More experienced examiners modified a greater number of landmarks. The repeated measures ANOVA test reported statistically significant differences concerning the SNA, SNB, ANB, SN-GoGn, FMIA, FMA, and IMPA angles (P < .05) for fully automated and semi-automated analyses. ICC values reported intra-observer agreement levels from poor (ICC = 0.27) to perfect (ICC = 1), and inter-observer agreement showed good to excellent reliability (ICC = 0.88-0.99).</p><p><strong>Conclusions: </strong>Fully automated cephalometric analysis presents variations according to modifications made by the examiners. This represents a challenge to the knowledge of the orthodontist, influencing the diagnosis and treatment planning. Therefore, the use of augmented intelligence in cephalometric analysis is still suggested based on the results obtained for each platform.</p><p><strong>Advances in knowledge: </strong>Cephalometric AI platforms show variability in landmark location accuracy. User modifications significantly impact automated analysis results.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"667-673"},"PeriodicalIF":2.9,"publicationDate":"2025-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144076820","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}

{"title":"Oriented tooth detection: a CBCT image processing method integrated with RoI transformer.","authors":"Ziyi Zhao, Bo Wu, Sha Su, Dongdong Liu, Zejie Wu, Runtao Gao, Nan Zhang","doi":"10.1093/dmfr/twaf049","DOIUrl":"10.1093/dmfr/twaf049","url":null,"abstract":"<p><strong>Objectives: </strong>Cone beam computed tomography (CBCT) has revolutionized dental imaging due to its high spatial resolution and ability to provide detailed 3-dimensional reconstructions of dental structures. This study introduces an innovative CBCT image processing method using an oriented object detection approach integrated with a Region of Interest (RoI) transformer.</p><p><strong>Methods: </strong>This study addresses the challenge of accurate tooth detection and classification in PAN derived from CBCT, introducing an innovative oriented object detection approach, which has not been previously applied in dental imaging. This method better aligns with the natural growth patterns of teeth, allowing for more accurate detection and classification of molars, premolars, canines, and incisors. By integrating RoI transformer, the model demonstrates relatively acceptable performance metrics compared to conventional horizontal detection methods while also offering enhanced visualization capabilities. Furthermore, post-processing techniques, including distance and greyscale value constraints, are employed to correct classification errors and reduce false positives, especially in areas with missing teeth.</p><p><strong>Results: </strong>The experimental results indicate that the proposed method achieves an accuracy of 98.48%, a recall of 97.21%, an F1 score of 97.21%, and an mean average precision (mAP) of 98.12% in tooth detection.</p><p><strong>Conclusions: </strong>The proposed method enhances the accuracy of tooth detection in CBCT-derived PAN by reducing background interference and improving the visualization of tooth orientation.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"695-705"},"PeriodicalIF":2.9,"publicationDate":"2025-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144612067","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}

{"title":"Dental imaging in Singapore: a survey of 2D radiographic techniques and CBCT practices.","authors":"Almond Y Q Ng, Clement W M Lai, Clarissa X H Ho, Li Zhen Lim","doi":"10.1093/dmfr/twaf033","DOIUrl":"10.1093/dmfr/twaf033","url":null,"abstract":"<p><strong>Objectives: </strong>This survey was conducted to identify dental radiography practices and knowledge gaps among dentists in Singapore with respect to both 2D and 3D imaging.</p><p><strong>Methods: </strong>This was a cross-sectional survey conducted via an electronic platform from May to June 2023. All Singapore Dental Council-registered dentists were eligible to participate. We gathered data on demographics, intraoral (IO) radiography usage, cone-beam CT (CBCT) training, current CBCT usage, and interpretation.</p><p><strong>Results: </strong>Three-hundred and five out of 2605 registered dentists completed the online survey (11.7% response rate). Radiograph positioning holders, digital imaging, and round collimation were used by most respondents for IO radiography (85.6%, 88.9%, and 89.2%, respectively). One-hundred and forty-two participants (46.6%) underwent CBCT training, and most lacked training in image acquisition. Dentists expressed interest in CBCT interpretation and the use of viewing software; 219 dentists (71.8%) are CBCT users. Most (74.9%) took 0-5 CBCT scans monthly. Implant planning was the most common indication (24.8%). Among CBCT users, 85.9% report some or all their own scans while 70.7% would engage a reporting service if available.</p><p><strong>Conclusions: </strong>This survey provides insights in dental imaging that require increased educational efforts in Singapore. For IO radiography, there should be greater emphasis on rectangular collimation. With CBCT, there is potential for training in image acquisition, interpretation, and the use of viewing software.</p><p><strong>Advances in knowledge: </strong>Identifying knowledge and training gaps in dental imaging is critical to ensure the safe use of ionizing radiation on patients.</p>","PeriodicalId":11261,"journal":{"name":"Dento maxillo facial radiology","volume":" ","pages":"649-658"},"PeriodicalIF":2.9,"publicationDate":"2025-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12653774/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143986347","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}