Comment diagnostiquer un trouble vestibulaire ?

Un examen clinique, des tests d'équilibre et des examens d'imagerie peuvent être utilisés.

Quels tests sont utilisés pour évaluer le labyrinthe vestibulaire ?

Les tests incluent la vidéonystagmographie et les tests de posturographie.

Quels symptômes nécessitent un examen vestibulaire ?

Des vertiges, des nausées ou des troubles de l'équilibre doivent être évalués.

Le scanner est-il utile pour le labyrinthe vestibulaire ?

Oui, un scanner peut aider à détecter des anomalies structurelles.

Quelles sont les causes des troubles vestibulaires ?

Les causes incluent les infections, les traumatismes et les maladies dégénératives.

Quels sont les symptômes d'un dysfonctionnement vestibulaire ?

Les symptômes incluent vertiges, déséquilibre, nausées et troubles de la vision.

Les acouphènes sont-ils liés au labyrinthe vestibulaire ?

Oui, les acouphènes peuvent être associés à des troubles vestibulaires.

Comment se manifestent les vertiges ?

Les vertiges peuvent se manifester par une sensation de rotation ou de déséquilibre.

Les troubles de la vision sont-ils fréquents ?

Oui, des troubles visuels peuvent survenir en raison de déséquilibres vestibulaires.

Les symptômes peuvent-ils varier selon l'âge ?

Oui, les symptômes vestibulaires peuvent être plus prononcés chez les personnes âgées.

Comment prévenir les troubles vestibulaires ?

Éviter les traumatismes crâniens et traiter rapidement les infections de l'oreille.

L'exercice régulier aide-t-il à prévenir les vertiges ?

Oui, l'exercice régulier peut améliorer l'équilibre et réduire le risque de vertiges.

Les habitudes alimentaires influencent-elles le labyrinthe ?

Certaines habitudes, comme une alimentation riche en sel, peuvent aggraver les symptômes.

Le stress peut-il affecter l'équilibre ?

Oui, le stress peut exacerber les symptômes vestibulaires chez certaines personnes.

Les visites régulières chez le médecin sont-elles importantes ?

Oui, des contrôles réguliers peuvent aider à détecter précocement des problèmes vestibulaires.

Quels traitements sont disponibles pour les troubles vestibulaires ?

Les traitements incluent la rééducation vestibulaire, les médicaments et parfois la chirurgie.

Les médicaments peuvent-ils aider les vertiges ?

Oui, des médicaments comme les antihistaminiques peuvent soulager les vertiges.

Qu'est-ce que la rééducation vestibulaire ?

C'est un programme d'exercices visant à améliorer l'équilibre et réduire les symptômes.

Quand la chirurgie est-elle nécessaire ?

La chirurgie est envisagée si les traitements conservateurs échouent ou en cas de lésions.

Les thérapies alternatives sont-elles efficaces ?

Certaines thérapies comme l'acupuncture peuvent aider, mais les preuves sont limitées.

Quelles complications peuvent survenir avec des troubles vestibulaires ?

Les complications incluent des chutes, des blessures et une diminution de la qualité de vie.

Les troubles vestibulaires peuvent-ils entraîner des problèmes psychologiques ?

Oui, l'anxiété et la dépression peuvent survenir en raison de l'incapacité à maintenir l'équilibre.

Les vertiges peuvent-ils causer des accidents ?

Oui, les vertiges peuvent augmenter le risque d'accidents domestiques ou de la route.

Les troubles vestibulaires peuvent-ils affecter le travail ?

Oui, ils peuvent limiter la capacité à travailler, surtout dans des emplois nécessitant de l'équilibre.

Les complications sont-elles réversibles ?

Certaines complications peuvent être réversibles avec un traitement approprié, d'autres non.

Quels sont les facteurs de risque des troubles vestibulaires ?

Les facteurs incluent l'âge, les antécédents de traumatismes crâniens et certaines maladies.

Les infections de l'oreille augmentent-elles le risque ?

Oui, les infections de l'oreille peuvent endommager le labyrinthe vestibulaire.

Le diabète est-il un facteur de risque ?

Oui, le diabète peut affecter la circulation sanguine et augmenter le risque de troubles vestibulaires.

Les antécédents familiaux jouent-ils un rôle ?

Oui, des antécédents familiaux de troubles vestibulaires peuvent augmenter le risque.

Les médicaments peuvent-ils influencer le risque ?

Oui, certains médicaments peuvent avoir des effets secondaires vestibulaires.

Labyrinthe vestibulaire - Informations médicales vérifiées

Automatic landmark identification in cone-beam computed tomography.

Nov 2023

DOI: 10.1111/ocr.12642 PMID: 36811276

To present and validate an open-source fully automated landmark placement (ALICBCT) tool for cone-beam computed tomography scans.... One hundred and forty-three large and medium field of view cone-beam computed tomography (CBCT) were used to train and test a novel approach, called ALICBCT that reformulates landmark detection as a c... Our method achieved a high accuracy with an average of 1.54 ± 0.87 mm error for the 32 landmark positions with rare failures, taking an average of 4.2 second computation time to identify each landmark... The ALICBCT algorithm is a robust automatic identification tool that has been deployed for clinical and research use as an extension in the 3D Slicer platform allowing continuous updates for increased...

Cephalometry Imaging, Three-Dimensional Reproducibility of Results Anatomic Landmarks Cone-Beam Computed Tomography

Automatic Classification System for Periapical Lesions in Cone-Beam Computed Tomography.

28 Aug 2022

DOI: 10.3390/s22176481 PMID: 36080940

Imaging examinations are of remarkable importance for diagnostic support in Dentistry. Imaging techniques allow analysis of dental and maxillofacial tissues (e.g., bone, dentine, and enamel) that are ...

Cone-Beam Computed Tomography Neural Networks, Computer Tooth

Evaluation of maxillary palatal process pneumatization by cone-beam computed tomography.

09 2023

DOI: 10.1016/j.jormas.2023.101432 PMID: 36921841

The aim of this study is to investigate the pneumatization type of the palatal process (PTP) and angular and distance measurements of neighbouring structures on cone beam computed tomography (CBCT) im... 400 maxillary sinuses (MS) of 200 patients (96 female; 104 male; mean age: 43.2) were retrospectively evaluated. PTP was divided into three as types 1,2 and 3 and evaluated at distances 4, 8, 16, and ... PTP I (101, 25.3%) was the most frequent type, followed by PTP II (95, 23.8%), and the least was PTP III (4, 1%). In patients with PTP I, the alveolar ridge height in the 4 mm and 8 mm group was signi... Knowing the anatomy of the MS is very important for a successful surgical procedure in this area. Anatomy and pathology of the MS can be understood more clearly in CBCT....

Humans Male Female Adult Retrospective Studies +4 autres

Effective doses of scout projections in maxillofacial cone beam computed tomography.

05 Oct 2024

DOI: 10.1007/s00784-024-05971-1 PMID: 39367969

To assess the effective and organ/tissue equivalent radiation doses of different scout projection protocols in four CBCT units.... Optically stimulated luminescence dosimeters (OSLD) were placed in reference anatomical locations in the head and neck segments of an anthropomorphic phantom representing an average adult male. Ten re... Effective doses ranged from 0.7 µSv (Accuitomo F170 60 × 60 mm-anterior maxilla) to 6.9 µSv (Midmark 50 × 50 mm-anterior maxilla). The highest organ/tissue equivalent doses were recorded for the oral ... Despite some variability among CBCT machines and protocols, the acquisition of scout projections is a low-dose procedure. The use of scout projections to ensure an adequate position of the region of i...

Cone-Beam Computed Tomography Humans Phantoms, Imaging Radiation Dosage Male +2 autres

Human Bone Typing Using Quantitative Cone-Beam Computed Tomography.

Apr 2023

DOI: 10.1016/j.identj.2022.08.011 PMID: 36182605

Bone typing is crucial to enable the choice of a suitable implant, the surgical technique, and the evaluation of the clinical outcome. Currently, bone typing is assessed subjectively by the surgeon.... The aim of this study is to establish an automatic quantification method to determine local bone types by the use of cone-beam computed tomography (CBCT) for an observer-independent approach.... Six adult human cadaver skulls were used. The 4 generally used bone types in dental implantology and orthodontics were identified, and specific Hounsfield unit (HU) ranges (grey-scale values) were ass... Correlation analyses between the different bone tissue quantification methods to identify bone types based on numerical ranges of HU values revealed that the Pearson correlation coefficient of qCBCT w... We found that qCBCT can reproducibly and objectively assess human bone types at implant sites....

Adult Humans X-Ray Microtomography Mandible Bone Density +2 autres

Photoacoustic tomography versus cone-beam computed tomography versus micro-computed tomography: Accuracy of 3D reconstructions of human teeth.

2022

DOI: 10.1371/journal.pone.0274818 PMID: 36534651

In this in-vitro study, teeth were imaged using photoacoustic tomography (PAT), cone-beam computed tomography (CBCT), and micro-computed tomography (μ-CT). The study had aim: to identify the best wave... Nineteen human mandibular single-rooted incisors were extracted from patients with trauma or periodontitis. To determine the best wavelength for acquiring photoacoustic images, all 19 teeth were scann... The highest quality tooth images were achieved using the 680 nm wavelength, which showed the best contrast ratio. The full geometry of the dental root (μ-CT compared with PAT) could be visualized with... Images, which were acquired using PAT at 680nm showed the best contrast ration, enabling the identification of dentin, cementum and the dental pulp. No significant differences were found between the P...

Humans X-Ray Microtomography Imaging, Three-Dimensional Cone-Beam Computed Tomography Image Processing, Computer-Assisted +1 autres

Application of four-dimensional cone beam computed tomography in lung cancer radiotherapy.

17 Apr 2023

DOI: 10.1186/s13014-023-02259-8 PMID: 37069641

This study explored the application of four-dimensional cone beam computed tomography (4D CBCT) in lung cancer patients, seeking to improve the accuracy of radiotherapy and to establish a uniform prot... 4D CBCT was applied to evaluate tumor volume response (TVR), motion, and center coordinates during radiotherapy in 67 eligible individuals with lung cancer diagnoses. The differences between 4D CBCT a... TVR was observed during treatment in 41% of patients (28/67), with a mean volume reduction of 41.7% and a median time to TVR of 19 days. Tumor motion was obvious in 16 patients, with a mean value of 0... Tumor volume and motion of intrapulmonary lesions in individuals diagnosed with lung cancer varied significantly in the third week of radiotherapy. 4D CBCT may be more advantageous for isolated lesion...

Humans Cone-Beam Computed Tomography Lung Neoplasms Lung Four-Dimensional Computed Tomography +2 autres

Prevalence and Characteristics of Root Resorption Identified in Cone-Beam Computed Tomography Scans.

Feb 2023

DOI: 10.1016/j.joen.2022.11.006 PMID: 36509167

Root resorption is a destructive process that compromises tooth structure and can result in tooth loss. Often it remains asymptomatic and is an incidental finding on radiographic examinations. The pur... The study included CBCT scans of 1086 consecutive patients referred for CBCT imaging over an 18-month period. A total of 1148 scans were acquired. Data were abstracted from radiology reports, and prev... Resorption was identified in 171 patients (15.7%, 95% CI: 13.6%-17.9%) and in 249 teeth with a prevalence range of 2.6%-92.3% across specific indications. An 18.7% of the patients had 2 resorption sit... The high proportion of incidental findings of resorption detected by CBCT suggests that resorption is not recognized/detected by conventional radiography and therefore remains underdiagnosed....

Humans Root Resorption Prevalence Tooth, Impacted Molar +1 autres

Detection and characteristics of the gubernacular tract in supernumerary teeth on cone beam computed tomography.

04 2023

DOI: 10.1007/s11282-022-00636-9 PMID: 35907117

The aim of this study was to evaluate the prevalence and visualization of supernumerary teeth (ST) and imaging characteristics of their gubernacular tract (GT) using cone beam computed tomography (CBC... Presence and visualization of ST were retrospectively evaluated using 960 CBCT images. The imaging characteristics of GT were analyzed to determine various presentations of GT according to type, shape... ST were radiographically detected in 93 patients, for a prevalence of 9.7%. Premolar shaped ST were more common (p = 0.003). GT was detected in 104 (77.2%) of impacted ST and mostly found straight in ... CBCT can be used for evaluations in dental practice to provide comprehensive information about ST and their GT characteristics. Clinicians should be able to identify the characteristics of GTs on CBCT...

Humans Tooth, Supernumerary Retrospective Studies Cone-Beam Computed Tomography Tooth, Impacted +1 autres

An Overview of Cone-Beam Computed Tomography and Dental Panoramic Radiography in Dentistry in the Community.

07 Aug 2024

DOI: 10.3390/tomography10080092 PMID: 39195727

This study reviews the two most important and frequently used systems of tomography used in dentistry today. These are the dental panoramic radiograph (DPR) and cone-beam computed tomography (CBCT). T...

Humans Cone-Beam Computed Tomography Radiography, Panoramic COVID-19 SARS-CoV-2 +1 autres

Labyrinthe vestibulaire : Questions médicales fréquentes

Termes MeSH sélectionnés :

Questions fréquentes et termes MeSH associés

Diagnostic 5

Symptômes 5

Prévention 5

Traitements 5

Complications 5

Facteurs de risque 5

Contenu validé par Dr Olivier Menir

Sous-catégories

Fenêtre du vestibule

Saccule et utricule

Aqueduc du vestibule

Macules acoustiques

Conduit endolymphatique

Membrane des statoconies

Sac endolymphatique

Auteurs principaux

Sources (10000 au total)