235 results match your criteria: "Westmead Centre for Oral Health[Affiliation]"

Objectives: Dental radiographs, typically taken and interpreted by dentists, are essential for diagnosis and effective treatment planning. Interpretive errors in dental radiographs, stemming from failures of visual and cognitive processes, can affect both patients and clinicians. This survey aimed to assess the dental practitioners' perceptions of the consequences of these errors and potential measures to minimize them.

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  • Scientists are using artificial intelligence (AI) to help dentists find fractures in the jaw by looking at special X-ray images.
  • A study looked at many research papers and found that AI can be pretty good at spotting these fractures, but only five studies were reliable enough to include in this review.
  • The results show that while AI can be useful, there needs to be more research with bigger and different sets of X-ray images to make sure it works well in real dental offices.
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  • Recent AI tools like ChatGPT are changing healthcare and education, and this study checked how well ChatGPT did on dental exam questions.
  • ChatGPT 3.5 and 4 were tested on various U.S. dental exams, showing good accuracy, especially ChatGPT 4, which did really well on the DAT exam.
  • Both versions handled most questions well, but they struggled with math questions, meaning there's room for improvement in that area.
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Attitudes and Perceptions of Australian Dentists and Dental Students Towards Applications of Artificial Intelligence in Dentistry: A Survey.

Eur J Dent Educ

February 2025

Sydney Dental School, Institute of Dental Research, Westmead Centre for Oral Health, University of Sydney, Sydney, New South Wales, Australia.

Introduction: As artificial intelligence (AI) rapidly evolves in dentistry, understanding dentists' and dental students' perspectives is key. This survey evaluated Australian dentists' and students' attitudes and perceptions of AI in dentistry.

Methods: An online questionnaire developed on Qualtrics was distributed among registered Australian dentists and students enrolled in accredited Australian dental or oral health programmes.

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This retrospective analysis reviewed the demographics of patients sustaining dental avulsion injuries at a tertiary dental hospital in Sydney, Australia. Data were extracted from dental records of patients who presented with avulsed permanent anterior teeth and were treated between 1 January 2001 and 30 June 2021. Demographic, clinical and radiographic data from 91 patients with 117 avulsed permanent anterior teeth were available for analysis.

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Pyroptosis of oral keratinocyte contributes to energy metabolic reprogramming of T cells in oral lichen planus via OPA1-mediated mitochondrial fusion.

Cell Death Discov

September 2024

Hospital of Stomatology, Guanghua School of Stomatology, Sun Yat-sen University, No.56 Lingyuan Xi Road, Yuexiu District, 510055, Guangzhou, P. R. China.

Oral lichen planus (OLP) is a chronic inflammatory disease that is associated with an increased risk of carcinogenesis. The typical pathological features of OLP include submucosal T-cell banding, infiltration, and liquefactive degeneration of basal epithelial cells. However, the histological appearance of basal cell death cannot be explained by apoptosis of keratinocytes alone.

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Knowledge, Attitudes, and Practices of Dental Practitioners in Providing Care to Children in Out-of-Home Care: A Scoping Review.

Int J Environ Res Public Health

June 2024

School of Dentistry, Faculty of Medicine and Health, University of Sydney, Camperdown, NSW 2050, Australia.

A scoping review was conducted to synthesize available evidence of knowledge, attitudes, and practices of dental practitioners in providing care to children in out-of-home care (OOHC). Scientific databases and the grey literature were searched: 855 studies were screened after removing duplicates; 800 studies were excluded based on the title and/or abstract, and the full text of 55 studies was reviewed, with 7 included in the analysis. These included three peer-reviewed articles regarding the knowledge, attitudes, and practices of dental practitioners in providing care to children in OOHC, as well as four guidelines.

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  • The study focused on identifying and standardizing terms and descriptions for Dental Behaviour Support (DBS) techniques used in dentistry, aiming to improve clarity and understanding of these practices.
  • Through a modified e-Delphi study involving 35 experts, a consensus was reached on 42 DBS techniques but agreement on distinguishing features for some techniques was less clear.
  • The results suggest that while terminology for DBS techniques is now more consistent, categorizing these techniques based on learning principles remains complex due to varying contexts of application.
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Background: Errors of interpretation of radigraphic images, also known as interpretive errors, are a critical concern as they can have profound implications for clinical decision making. Different types of interpretive errors, including errors of omission and misdiagnosis, have been described in the literature. These errors can lead to unnecessary or harmful treat/or prolonged patient care.

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Impact of oral/dental disease burden on postoperative infective complications: a prospective cohort study.

Clin Oral Investig

November 2023

Sydney Dental School, Faculty of Medicine and Health, The University of Sydney, Level 2-3 Westmead Centre for Oral Health, Westmead, NSW, 2145, Australia.

Article Synopsis
  • The study aimed to investigate the link between dental disease and postoperative infective complications (POICs) in patients undergoing major surgery.
  • The research involved pre-surgical dental evaluations and identified factors like the length of hospital stay and dental issues (such as decayed teeth and tongue plaque) as key predictors for developing POICs.
  • Findings suggest that preoperative dental assessments could help in assessing risks and potentially improving postoperative recovery outcomes for patients.
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Water fluoridation in Australia: A systematic review.

Environ Res

November 2023

School of Dentistry, Faculty of Medicine and Health, The University of Sydney, Sydney, Australia; Institute of Dental Research, Westmead Centre for Oral health, Westmead Hospital, Westmead, Australia. Electronic address:

Water fluoridation is considered a safe and effective public health strategy to improve oral health. This review aimed to systematically summarize the available evidence of water fluoridation in Australia, focusing on the history, health impacts, cost effectiveness, challenges, and limitations. A systematic search was conducted on the Ovid Medline, Web of Science, Scopus, ProQuest Central, Cinahl, and Informit databases to identify literature on water fluoridation in Australia.

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Objectives: The aim of this article is to establish a comprehensive nationwide prevalence of malocclusion traits on the sagittal, vertical, and transverse planes of space in the Turkish population.

Material And Methods: A systematic search of PubMed, Scopus, and Web of Science was supplemented by manual searches of Google Scholar and the reference lists of included studies. Original Turkish health studies of any age were included.

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Introduction: Cephalometry is the study of skull measurements for clinical evaluation, diagnosis, and surgical planning. Machine learning (ML) algorithms have been used to accurately identify cephalometric landmarks and detect irregularities related to orthodontics and dentistry. ML-based cephalometric imaging reduces errors, improves accuracy, and saves time.

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We present a series of five cases who presented to our institution with treatment-refractory mucosal ulceration, all of whom were subsequently diagnosed with paraneoplastic pemphigus (PNP). This case series highlights the diagnostic and treatment considerations for PNP - in particular, the steroid-dependent, recalcitrant, polymorphic manifestations; the combination of histopathological and clinical findings that may overlap with clinically similar diseases, for example, pemphigus vulgaris and lichen planus; the importance of immunopathological findings for its diagnosis, and the need for surveillance and management of life-threatening bronchiolitis obliterans.

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Aim: To identify the types of dental treatment provided under general anaesthesia for children diagnosed with congenital heart disease (CHD), quantify the costs within a publicly funded tertiary paediatric hospital setting and identify factors which affect the cost.

Methods: A retrospective analysis of dental records (July 2015 to June 2019) was conducted for children with CHD who had undergone a dental general anaesthetic procedure at The Children's Hospital at Westmead, Australia. Patient and treatment-related information were collected, and a costing analysis was performed on 89 dental general anaesthetic procedures.

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Antibiotic overuse has promoted the spread of antimicrobial resistance (AMR) with significant health and economic consequences. Genome sequencing reveals the widespread presence of antimicrobial resistance genes (ARGs) in diverse microbial environments. Hence, surveillance of resistance reservoirs, like the rarely explored oral microbiome, is necessary to combat AMR.

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Aneurysmal bone cysts (ABC) are rare osteolytic, benign but often locally aggressive tumours of the long bones or vertebrae. For spinal ABC, surgical management, embolisation or sclerotherapy alone often carry high morbidity and/or high recurrence rates. Interruption of receptor activator of nuclear factor-kappa B ligand (RANKL) signalling holds promise as an effective therapeutic strategy for these tumours.

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Backgroud: Squamous-cell carcinoma of the mouth accounts for 90% of all oral cancers and despite advances in treatment methods, its 5-year survival rate is reported to be about 68%. This is due to the late diagnosis of the disease and its resistance to radiotherapy and chemotherapy treatments. One of the methods for diagnosing oral lesions is exfoliative cytology, which is a noninvasive method and can be easily carried out in a dental office.

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Factors affecting interpretation of dental radiographs.

Dentomaxillofac Radiol

January 2023

Head of Discipline, Discipline of Oral Surgery, Sydney Dental School, University of Sydney, Sydney, Australia.

Objectives: To identify the factors influencing errors in the interpretation of dental radiographs.

Methods: A protocol was registered on Prospero. All studies published until May 2022 were included in this review.

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Effect of Radiotherapy on Functional and Health-Related Quality of Life Outcomes after Jaw Reconstruction.

Cancers (Basel)

September 2022

Department of Head and Neck Surgery, Chris O'Brien Lifehouse, 119-143 Missenden Road, Camperdown, NSW 2050, Australia.

Long-term health-related quality of life (HRQOL) and functional outcomes following mandibular and maxillary reconstruction are lacking. To determine these outcomes, a cross-sectional study of patients with a history of cancer who underwent jaw reconstruction was undertaken. Participants were identified from a database of jaw reconstruction procedures at the Chris O'Brien Lifehouse (Sydney, Australia).

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Onset of Mucormycosis in Patients with COVID-19: A Systematic Review on Patients' Characteristics.

Eur J Dent

February 2023

Department of Prosthodontics and Dental Implantology, College of Dentistry, King Faisal University, Al-Ahsa, Kingdom of Saudi Arabia.

Mucormycosis has a significant impact on patients' standard of living and, therefore, a high clinical suspicion, prediagnosis, and rapid treatment are critical in easing patients' suffering and fast recovery. Our focus is to conduct an organized review based on various variables on the patients' characteristics having mucormycosis in severe novel coronavirus disease 2019 (COVID-19). We examined Embase, PubMed-Medline, LitCovid, Web of Science, Scopus, and the reference lists of included case reports up to September 20, 2021, using the Medical Subject Heading (MeSH) phrases and other keywords related to this topic.

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Toxicity of Orthodontic Brackets Examined by Single Cell Tracking.

Toxics

August 2022

The Cellular and Molecular Pathology Research Unit, Oral Pathology and Oral Medicine, Sydney Dental School, Faculty of Medicine and Health, The University of Sydney, Westmead Centre for Oral Health, Westmead Hospital, Westmead, NSW 2145, Australia.

Subtle toxic effects may be masked in traditional assays that average or summate the response of thousands of cells. We overcome this by using the recent method of single cell tracking in time-lapse recordings. This follows the fate and behavior of individual cells and their progeny and provides unambiguous results for multiple simultaneous biological responses.

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Retrospective analysis of the outcomes of pulpotomies in traumatised permanent anterior teeth.

Dent Traumatol

December 2022

School of Dentistry, Faculty of Medicine and Health, The University of Sydney, Sydney, New South Wales, Australia.

Background/aim: Complicated crown fractures are frequently encountered in the paediatric population and pulpotomy procedures (either partial or coronal) are recommended to maintain the pulp. The aim of this study was to determine the pulp outcomes of permanent teeth with complicated crown fractures treated with pulpotomy in a hospital-setting and to identify potential factors which may influence the outcomes.

Material And Methods: Data for this retrospective study were extracted from dental records of patients with complicated crown fractures and treated with pulpotomies at a single centre between 1 January 2015 and 30 August 2019.

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Knowledge, Attitudes and Practices of Indian Immigrants in Australia towards Oral Cancer and Their Perceived Role of General Practitioners: A Cross-Sectional Study.

Int J Environ Res Public Health

July 2022

Australian Centre for Integration of Oral Health (ACIOH), School of Nursing and Midwifery, Western Sydney University, Southwestern Sydney Local Health District, Ingham Institute for Applied Medical Research, Liverpool, NSW 1871, Australia.

Oral cancer is highly prevalent in the Indian subcontinent. With the increasing immigration of Indians to Australia, a potential rise in oral cancer cases can be expected if they continue engaging in oral cancer risk practices. Unfortunately, little is known on this topic in the Australian context.

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Anxiety is an adaptive emotional response to potentially threatening or dangerous situations; moderated by the sympathetic nervous system. Dental anxiety is common and presents before, during or after dental treatment. The physiological response includes an increase in heart rate, blood pressure, respiratory rate, and cardiac output.

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