Journal of oral rehabilitation最新文献

{"title":"Association of night-time sleep and daytime napping with painful temporomandibular disorder","authors":"Yang Jiang,&nbsp;Min Yu,&nbsp;Xu Gong,&nbsp;Yanping Zhao,&nbsp;Xuemei Gao","doi":"10.1111/joor.13786","DOIUrl":"10.1111/joor.13786","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Painful temporomandibular disorder (TMD) is the common cause of chronic oro-facial pain, which may interfere with sleep. Previous studies have documented an association between sleep and TMD.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>This study aimed to further explore the association of night-time sleep and daytime napping with painful TMD.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A total of 419 patients (aged 31.88 ± 11.54 years with women forming 85.4%) from a TMD/Orofacial Pain center were enrolled. Patients' sleep conditions were evaluated with the Pittsburgh Sleep Quality Index (PSQI) questionnaire, and information on night-time sleep duration, napping duration and napping frequency was interviewed. TMD was diagnosed according to the Diagnostic Criteria for TMD protocol and stratified into myalgia (muscle pain), arthralgia (joint pain) and combined (muscle and joint pain) subgroups. The severity of TMD was measured with the Fonseca Anamnestic Index (FAI) questionnaire. Restricted cubic spline (RCS) regression models were established to explore relationships between sleep and painful TMD subgroups.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Patients with poor sleep quality (PSQI≥6) had higher FAI scores (median 60, <i>p</i> &lt; .001) and higher proportions of painful TMDs. The myalgia subgroup had higher PSQI scores (median 8, <i>p</i> &lt; .001) than the arthralgia subgroup. The RCS models indicated a non-linear relationship between night-time sleep duration and myalgia (<i>p</i> &lt; .001), which was not observed in arthralgia. However, there were no significant findings concerning napping and painful TMD subgroups.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>This study found that the association between sleep and TMD is mainly related to painful TMD conditions, which are associated with night-time sleep duration.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13786","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141419593","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"β2-adrenergic receptor activation decreases the mechanical sensitivity of rat masticatory muscle afferent fibres","authors":"Brian E. Cairns,&nbsp;Nathan He","doi":"10.1111/joor.13787","DOIUrl":"10.1111/joor.13787","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Activation of β₂ adrenergic receptors reduces cutaneous mechanical pain thresholds in rats. While β₂ adrenergic receptor activation may contribute to mechanisms that underlie temporomandibular joint pain, its effect on masticatory muscle pain sensitivity is uncertain.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>The current study sought to determine the extent to which β adrenergic receptors are expressed by masticatory muscle afferent fibres, and to assess the effect of local activation of these receptors on the mechanical sensitivity of masticatory muscle afferent fibres in rats.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Trigeminal ganglion neurons that innervate the rat (<i>n</i> = 12) masseter muscle and lower lip were identified by tissue injection of fluorescent dyes and were then stained with antibodies against β₁ or β₂ adrenergic receptors. Extracellular recordings from 60 trigeminal ganglion neurons that innervate the masticatory muscle were undertaken in a second group of anaesthetised rats of both sexes (<i>n</i> = 37) to assess afferent mechanical activation thresholds. Thresholds were assessed before and after injection of the β adrenergic receptor agonists into masticatory muscle.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>β₁ and β₂ adrenergic receptor expression was greater in labial skin than in masticatory muscle ganglion neurons (<i>p</i> &lt; .05, one-way ANOVA, Holm–Sidak test). There was a higher expression of β₂ adrenergic receptors in masticatory muscle ganglion neurons in males than in females. The mixed β agonist isoproterenol increased afferent mechanical activation threshold in male but not female rats (<i>p</i> &lt; .05, Mann–Whitney test). In male rats, salbutamol, a β₂ selective agonist, also increased afferent mechanical activation threshold but hydralazine, a vasodilator, did not (<i>p</i> &lt; .05, Mann–Whitney test).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>Activation of β₂ adrenergic receptors decreases the mechanical sensitivity of masticatory muscle afferent fibres in a sex-related manner.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13787","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141419519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Reliability of mandibular range of motion measurements in healthy children","authors":"Willemijn F. C. de Sonnaville,&nbsp;Michel H. Steenks,&nbsp;Daan R. C. Verkouteren,&nbsp;Nicolaas P. A. Zuithoff,&nbsp;Nico M. Wulffraat,&nbsp;Antoine J. W. P. Rosenberg,&nbsp;Caroline M. Speksnijder","doi":"10.1111/joor.13782","DOIUrl":"10.1111/joor.13782","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Mandibular range of motion (MROM) variables are widely used to evaluate oral function.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>The aim of this study was to establish the reliability of MROM variables in healthy children.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>In this cross-sectional study, healthy children were examined 2 weeks apart. The following MROM variables were established: active maximum interincisal opening (AMIO), passive maximum interincisal opening (PMIO), protrusion and left and right laterotrusion. The reliability of the MROM measurements was determined by analysing the intra-class correlation coefficient (ICC), standard error of measurement (SEM), smallest detectable change (SDC) and limits of agreement (LoA).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>A total of 167 healthy children were examined. The ICC indicated good reliability for AMIO (0.885); excellent reliability for PMIO (0.925); and moderate reliability for protrusion (0.578), laterotrusion left (0.601) and laterotrusion right (0.634). The SDC was 0.9 mm for AMIO, 0.4 mm for PMIO, 2.2 mm for protrusion, 1.6 mm for laterotrusion left and 1.4 mm for laterotrusion right. The LoA was −5.67 to 5.82 for AMIO, −3.90 to 3.57 for PMIO, −3.89 to 3.55 for protrusion, −2.99 to 2.77 for laterotrusion left, and − 2.71 to 2.77 for laterotrusion right.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>AMIO and PMIO measurements are both highly reliable in healthy children. The low SDC indicate that AMIO and PMIO are promising longitudinal measurements. Protrusion and laterotrusion measurements had moderate reliability. These results support our clinical recommendation to measure AMIO rather than PMIO, as PMIO is more difficult and more time-consuming to perform than AMIO.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13782","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141419518","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Perceptions of patients towards oral health care in a spinal cord injury rehabilitation unit: A qualitative study","authors":"Rebecca Samuel,&nbsp;Mary Bagdesar,&nbsp;Travis D. G. Brown,&nbsp;Ariana C. Kong,&nbsp;Sachin Shetty,&nbsp;Ajesh George,&nbsp;Shilpi Ajwani","doi":"10.1111/joor.13762","DOIUrl":"10.1111/joor.13762","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Individuals with spinal cord injuries (SCIs) are at an increased risk of poor oral health compared to the general population. However, little is known about the related barriers and facilitators experienced by these individuals within the hospital setting.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>Understand the oral health knowledge, attitudes and practices of people with SCIs, barriers and facilitators to managing their oral health, and recommendations to improve oral care at acute/rehabilitation hospital settings.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Semi-structured interviews were conducted with 11 participants, from a major metropolitan hospital in Sydney, Australia. The interviews were thematically analysed.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Three themes were constructed. Participants believed that the onus was on them to manage their oral health. Individuals also had limited knowledge of its importance to general health, and placed a lower priority on oral health compared to other aspects of health. All participants identified a combination of factors, such as cost, time, resources and prior negative experiences, that contributed to the neglect of their oral care. Participants also discussed the need of support from the multidisciplinary team and family/carers to facilitate oral care and identified various appropriate oral health education formats.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>This study highlighted some areas where oral health knowledge among people with SCIs could be improved. It also identified the need for oral health training for the multidisciplinary team, as well as carers, to better integrate oral care during rehabilitation in the hospital. The development of oral health interventions would need to utilise a co-design approach to best support clients and their carers to facilitate oral care self-management.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13762","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141419517","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The impact of wearing complete denture in one or both arches, on eating-related quality of life and patients' perceived need for advice to support eating well: Results from a qualitative study","authors":"Melissa Chu,&nbsp;Amal Mamdouh B. R. Ibrahim,&nbsp;Carly J. Moores,&nbsp;Paula Moynihan","doi":"10.1111/joor.13775","DOIUrl":"10.1111/joor.13775","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Wearing complete denture in one or both arches can impact enjoyment of eating and affect quality of life compared with being dentate. Clinicians focus on issuing technically sound dentures but ignore the impact of wearing dentures on the eating-related quality of life which affects the success of treatment.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>The aim of this research was to qualitatively explore ERQoL in Australian adults wearing complete dentures using a validated questionnaire and through focus groups.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Complete denture wearers (<i>n</i> = 44) were recruited from dental clinics and invited to complete the self-administered Emotional and Social Issues Related to Eating questionnaire. Responses were categorised under the six questionnaire domains. A subsample of 20 participants who completed the questionnaire were invited to participate in focus groups to identify emerging themes.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Twenty-three participants (52.3%) completed the questionnaire. Most participants expressed a decline in enjoyment of eating due to reduced ability to eat, longer chewing times and the need to frequently clean dentures while eating. Focus groups (<i>n</i> = 2 × 4 participants) indicated educational materials on eating with dentures would increase recognition of eating problems with dentures and reduce trial and error approaches to dealing with these.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>ERQoL is adversely affected by wearing complete dentures due to functional limitations, restricted food choices and adaptive eating behaviours. Patient support for eating well with a complete denture/s wearers is required.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13775","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Optimization of orofacial cleft imaging protocols using device-specific low-dose cone-beam computed tomography","authors":"Sohaib Shujaat,&nbsp;Karla de Faria Vasconcelos,&nbsp;Artúr Kesztyüs,&nbsp;Rocharles Cavalcante Fontenele,&nbsp;Nicolly Oliveira-Santos,&nbsp;Krisztian Nagy,&nbsp;Eman Shaheen,&nbsp;Reinhilde Jacobs","doi":"10.1111/joor.13745","DOIUrl":"10.1111/joor.13745","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>The aim of this study was to present optimized device-specific low-dose cone-beam computed tomography (CBCT) protocols with sufficient image quality for pre-surgical diagnostics and three-dimensional (3D) modelling of cleft defects.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Six paediatric skulls were acquired, and an artificial bony cleft was created. A high-resolution CBCT scan acted as a reference standard (Accuitomo 170, Morita, Kyoto, Japan) for comparing eight low-dose protocols of Newtom VGi-evo (QR Verona, Cefla, Verona, Italy), which included Eco and Regular protocols with different field of views (FOVs). Delineation of lamina dura, cementoenamel junction (CEJ), trabecular bone and bony bridge were assessed. A 3D model of the defect was also evaluated.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Result</h3>\u0000 \u0000 <p>The dose area product of low-dose protocols ranged from 31 to 254 mGy*cm². Despite the dose difference of up to eight times between applied protocols, trabecular bone and CEJ exhibited appropriate image quality in all scans. However, Regular small FOV protocols (5 × 5 and 8 × 5 cm²), for both lamina dura and bony bridge, demonstrated a significant improvement in image quality compared to Eco FOV counterparts. Based on 3D defect analysis, no significant difference existed between low-dose protocols and the reference standard.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>The findings highlight the possibility of achieving a considerable reduction (up to eight times) in the radiation dose using low-dose CBCT protocols while maintaining sufficient image quality for assessing anatomical structures and 3D modelling in cleft cases.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13745","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317534","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prevalence of temporomandibular disorders and their associated factors in Confucian heritage cultures: A systematic review and meta-analysis","authors":"Adrian Ujin Yap,&nbsp;Ye Choung Lai,&nbsp;Henry Chee Wai Ho","doi":"10.1111/joor.13779","DOIUrl":"10.1111/joor.13779","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Temporomandibular disorders (TMDs) may be an ‘idiom’ of psychological distress in Confucian heritage cultures (CHCs).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>This systematic review/meta-analysis estimated the prevalence of TMDs in CHCs and compared the differences in TMD occurrence between time periods and age groups. Additionally, the associated biopsychosocial risk factors were also examined.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>The study protocol was developed a priori following the PRISMA guidelines and Joanna Briggs Institute systematic review methodology (CRD42021245526). Electronic searches of seven databases were conducted from January 2002 to Dec 2021. Reference lists of identified studies were hand-searched for additional articles. Study selection, quality assessment, and data extraction were done. Meta-analysis was performed using the RevMan 5.4 software.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Forty-eight articles were included in the systematic review. Overall prevalences were: TMDs-15% (95% CI: 15–16%); TMD pain-8% (95% CI: 7–9%); TMJ sounds-24% (95% CI: 21–27%); and TMJ locking-7% (95% CI: 1–13%). While TMD prevalence appeared to have declined from 2002 to 2011 to 2012–2021, the occurrence of TMD pain, TMJ sounds, and locking increased marginally or remained constant. TMD prevalence in children/adolescents was 18% (95% CI: 14–22%) and 17% (95% CI: 16–18%) among adults. Significant associations between TMDs and bruxism/psychological distress/education levels were specified by 73%/90%/88% of the relevant studies.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>TMDs are prevalent in CHCs and a slight increase in TMD pain (2%) and TMJ sounds (8%) were discerned over the past two decades. TMDs are related to a myriad of biopsychosocial variables, particularly psychological distress, and these factors must be addressed within the cultural context of patients.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317535","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The test of masticating and swallowing solids (ToMaSS): An investigation of applicability and clinical utility in children with orofacial myofunctional disorders","authors":"Marlene Lorenz,&nbsp;Danae Goetze,&nbsp;Kian Sargolzaei,&nbsp;Ulrike Frank","doi":"10.1111/joor.13776","DOIUrl":"10.1111/joor.13776","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Orofacial myofunctional disorders (OMD) are often associated with limitations of oral ingestion of solid food. The Test of Masticating and Swallowing Solids (ToMaSS) is a simple diagnostic tool to assess and quantify oropharyngeal efficiency while eating a standardised cracker.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>The objective of this study was to investigate the applicability and clinical utility of the ToMaSS in children with OMD.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>In this case–control study, data were collected from 18 children between 4 and 11 years with confirmed OMD. Inter-rater reliability and age effects on the ToMaSS parameters were investigated and the specific performance profile of the OMD children was identified.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Inter-rater reliability was excellent for the ToMaSS parameters ‘bites’ (<i>ICC</i> = .999), ‘masticatory cycles’ (<i>ICC</i> = .961), ‘time’(<i>ICC</i>≧ .999) and good for ‘number of swallows’ (<i>ICC</i> = .810). ‘Masticatory cycles’ and ‘time’ decreased as a function of age with a significant difference in the ‘number of masticatory cycles’ between the youngest (4–6 years) and oldest (10–14 years) participants (<i>p</i> = .006, <i>Z</i> = −2.739). Deviations from normative data in at least one of the four ToMaSS parameters were found in 90% of the OMD children with ‘bites’, and ‘masticatory cycles’ predominantly corresponding to the performances expected in typically-developing children in younger age groups.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>The ToMaSS is a reliable diagnostic instrument and clinically useful to detect limited efficiency of oral solid bolus intake and specific impairments in chewing function and duration of food intake in children with OMD. Our data suggest that OMD is associated with delayed development of efficient solid bolus preparation.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13776","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317478","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Can temporomandibular disorder symptoms and headaches be prevented in 13- to 15-year-old girls by information provided in a school setting?","authors":"Christina Mejersjö,&nbsp;Anders Wänman,&nbsp;Bengt Wenneberg,&nbsp;Eva-Karin Bergström","doi":"10.1111/joor.13773","DOIUrl":"10.1111/joor.13773","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>Temporomandibular disorders (TMD) may develop, especially among girls, during the adolescence period. The aim of this study was to study if information and advice in a school setting could prevent development of TMD symptoms and headaches during the early teenage period.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Thirteen-year-old girls, at 19 upper elementary schools were invited to participate in a study with structured information about the jaw system, TMD symptoms and risk factors, as well as advice how to manage risk factor and TMD. Six hundred and fifty-one girls enrolled, of which 507 girls were followed for 2–2.5 years. Half received information on three occasions (cases), and the other half served as controls. Included in the analysis of incidence of TMD symptoms were those without frequently occurring TMD symptoms (not including headaches) at baseline (<i>n</i> = 396) and included in the analysis of incidence of headaches were those without frequent headaches at baseline (<i>n</i> = 297).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Result</h3>\u0000 \u0000 <p>The 2-year incidence of TMD symptoms was significantly lower in the information cohort (19%) compared to the controls (28%) (<i>p</i> = .03). The 2-year incidence of headaches was lower among those who were allocated to information (30%) compared to controls (40%), but the difference was not statistically significant (<i>p</i> = .099). Cases who had headaches at baseline reported a significantly lower prevalence at follow-up compared to controls (<i>p</i> = .03).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>Standardized information in school settings can prevent development of TMD symptoms and headaches among young girls.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/joor.13773","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317531","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Biomechanism of abnormal stress on promoting osteoarthritis of temporomandibular joint through Piezo1 ion channel","authors":"Meng-Jia Li,&nbsp;Chen-Xi Li,&nbsp;Jia-Yu Li,&nbsp;Zhong-Cheng Gong,&nbsp;Bo Shao,&nbsp;Yu-Chuan Zhou,&nbsp;Ying-Jie Xu,&nbsp;Meng-Ying Jia","doi":"10.1111/joor.13777","DOIUrl":"10.1111/joor.13777","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>This study aimed to investigate whether flow fluid shear stress (FFSS)-mediated signal transduction affects the function of Piezo1 ion channel in chondrocyte and to further explore the role of mechanical overloading in development of temporomandibular joint osteoarthritis (TMJ OA).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Immunohistochemical staining was used to determine the expression of Piezo1 in TMJ OA tissue collected from rat unilateral anterior crossbite (UAC) models. Chondrocytes harvested from normal adult SD rats were treated with FFSS (0, 4, 8, 12 dyn/cm²) in vitro. Immunofluorescent staining, real-time polymerase chain reaction, western blotting, flow cytometry and phalloidin assay were performed to detect the changes of cellular morphology as well as the expression of Piezo1 and certain pro-inflammatory and degradative factors in chondrocyte.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Immunohistochemical analysis revealed that significantly increased Piezo1 expression was associated with UAC stimulation (<i>p</i> &lt; .05). As applied FFSS escalated (4, 8 and 12 dyn/cm²), the expression levels of Piezo1, ADAMTS-5, MMP-13 and Col-X gradually increased, compared with the non-FFSS group (<i>p</i> &lt; .05). Administering Piezo1 ion channel inhibitor to chondrocytes beforehand, it was observed that expression of ADAMTS-5, MMP-13 and Col-X was substantially decreased following FFSS treatment (<i>p</i> &lt; .05) and the effect of cytoskeletal thinning was counteracted. The activated Piezo1 ion channel enhanced intracellular Ca²⁺ excess in chondrocytes during abnormal mechanical stimulation and the increased intracellular Ca²⁺ thinned the cytoskeleton of F-actin.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Mechanical overloading activates Piezo1 ion channel to promote pro-inflammation and degradation and to increase Ca²⁺ concentration in chondrocyte, which may eventually result in TMJ OA.</p>\u0000 </section>\u0000 </div>","PeriodicalId":16605,"journal":{"name":"Journal of oral rehabilitation","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317530","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}