Titre : Perception du mouvement

Perception du mouvement : Questions médicales fréquentes

Termes MeSH sélectionnés :

Diffusion Tensor Imaging
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"name": "Diagnostic", "headline": "Diagnostic sur Perception du mouvement", "description": "Comment évaluer la perception du mouvement ?\nQuels examens sont recommandés ?\nQuels signes indiquent un trouble de la perception ?\nQuand consulter un spécialiste ?\nLa perception du mouvement peut-elle être testée chez les enfants ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Perception du mouvement", "description": "Quels sont les symptômes d'un trouble de la perception du mouvement ?\nPeut-on ressentir des vertiges ?\nY a-t-il des effets sur l'équilibre ?\nLes illusions de mouvement sont-elles fréquentes ?\nLes troubles de la perception affectent-ils la vision ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Perception du mouvement", "description": "Comment prévenir les troubles de la perception ?\nL'exercice régulier aide-t-il ?\nUne alimentation saine est-elle importante ?\nLe stress influence-t-il la perception ?\nDes activités cognitives peuvent-elles aider ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Perception du mouvement", "description": "Quels traitements sont disponibles ?\nLes médicaments peuvent-ils aider ?\nLa thérapie physique est-elle efficace ?\nY a-t-il des approches alternatives ?\nLes exercices visuels sont-ils bénéfiques ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Perception du mouvement", "description": "Quelles complications peuvent survenir ?\nLes troubles de la perception peuvent-ils affecter la vie quotidienne ?\nY a-t-il un risque accru de dépression ?\nLes complications peuvent-elles être évitées ?\nLes troubles de la perception augmentent-ils le risque d'accidents ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Perception du mouvement", "description": "Quels sont les facteurs de risque principaux ?\nL'âge influence-t-il la perception du mouvement ?\nLes troubles de l'oreille interne sont-ils un facteur ?\nLe stress chronique est-il un facteur de risque ?\nLes antécédents familiaux jouent-ils un rôle ?", "url": "https://questionsmedicales.fr/mesh/D009039?mesh_terms=Diffusion+Tensor+Imaging&page=5#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer la perception du mouvement ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Des tests psychophysiques et des évaluations cliniques sont utilisés." } }, { "@type": "Question", "name": "Quels examens sont recommandés ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM et l'électroencéphalogramme peuvent aider à diagnostiquer des troubles." } }, { "@type": "Question", "name": "Quels signes indiquent un trouble de la perception ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des difficultés à suivre des objets en mouvement ou des illusions de mouvement." } }, { "@type": "Question", "name": "Quand consulter un spécialiste ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Si des symptômes de désorientation ou de vertige persistent." } }, { "@type": "Question", "name": "La perception du mouvement peut-elle être testée chez les enfants ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des tests adaptés peuvent évaluer la perception chez les jeunes enfants." } }, { "@type": "Question", "name": "Quels sont les symptômes d'un trouble de la perception du mouvement ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Difficultés à juger la vitesse, la direction ou la distance des objets en mouvement." } }, { "@type": "Question", "name": "Peut-on ressentir des vertiges ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des vertiges peuvent survenir en raison de troubles de la perception." } }, { "@type": "Question", "name": "Y a-t-il des effets sur l'équilibre ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des troubles de la perception du mouvement peuvent affecter l'équilibre." } }, { "@type": "Question", "name": "Les illusions de mouvement sont-elles fréquentes ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent se produire, surtout dans des conditions de fatigue ou de stress." } }, { "@type": "Question", "name": "Les troubles de la perception affectent-ils la vision ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent entraîner des difficultés visuelles, comme la vision floue." } }, { "@type": "Question", "name": "Comment prévenir les troubles de la perception ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Maintenir une bonne santé générale et éviter les traumatismes crâniens." } }, { "@type": "Question", "name": "L'exercice régulier aide-t-il ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier peut améliorer l'équilibre et la coordination." } }, { "@type": "Question", "name": "Une alimentation saine est-elle importante ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une alimentation équilibrée contribue à la santé neurologique." } }, { "@type": "Question", "name": "Le stress influence-t-il la perception ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress peut aggraver les troubles de la perception du mouvement." } }, { "@type": "Question", "name": "Des activités cognitives peuvent-elles aider ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des jeux de réflexion et des puzzles stimulent la perception et la cognition." } }, { "@type": "Question", "name": "Quels traitements sont disponibles ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "La thérapie cognitive et la rééducation vestibulaire sont couramment utilisées." } }, { "@type": "Question", "name": "Les médicaments peuvent-ils aider ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains médicaments peuvent traiter les symptômes associés, comme les vertiges." } }, { "@type": "Question", "name": "La thérapie physique est-elle efficace ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut améliorer l'équilibre et la coordination chez les patients." } }, { "@type": "Question", "name": "Y a-t-il des approches alternatives ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des techniques comme la méditation et le yoga peuvent aider à la gestion des symptômes." } }, { "@type": "Question", "name": "Les exercices visuels sont-ils bénéfiques ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des exercices spécifiques peuvent améliorer la perception du mouvement." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des chutes, des accidents et des troubles de l'équilibre peuvent se produire." } }, { "@type": "Question", "name": "Les troubles de la perception peuvent-ils affecter la vie quotidienne ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent rendre les tâches quotidiennes plus difficiles et dangereuses." } }, { "@type": "Question", "name": "Y a-t-il un risque accru de dépression ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les troubles de la perception peuvent contribuer à des problèmes de santé mentale." } }, { "@type": "Question", "name": "Les complications peuvent-elles être évitées ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications peuvent être évitées par une réhabilitation précoce." } }, { "@type": "Question", "name": "Les troubles de la perception augmentent-ils le risque d'accidents ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils augmentent le risque d'accidents domestiques et routiers." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque principaux ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les traumatismes crâniens, les maladies neurologiques et le vieillissement." } }, { "@type": "Question", "name": "L'âge influence-t-il la perception du mouvement ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le vieillissement peut altérer la perception et l'équilibre." } }, { "@type": "Question", "name": "Les troubles de l'oreille interne sont-ils un facteur ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les troubles vestibulaires affectent la perception du mouvement." } }, { "@type": "Question", "name": "Le stress chronique est-il un facteur de risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress chronique peut exacerber les troubles de la perception." } }, { "@type": "Question", "name": "Les antécédents familiaux jouent-ils un rôle ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de troubles neurologiques peuvent augmenter le risque." } } ] } ] }

Sources (10000 au total)

A diffusion tensor imaging analysis of white matter microstructures in non-operated craniosynostosis patients.

In 7 to 15-year-old operated syndromic craniosynostosis patients, we have shown the presence of microstructural anomalies in brain white matter by using DTI. To learn more about the cause of these ano... DTI datasets of 51 non-operated patients with syndromic craniosynostosis with a median [IQR] age of 0.40 [0.25] years were compared with 17 control subjects with a median of 1.20 [0.85] years. Major w... ʎ... Syndromic craniosynostosis shows not to be a significant factor influencing the major white matter tracts. Enlargement of the ventricles show to be a significant factor on radial diffusivity in the tr... MEC-2014-461....

High-resolution hippocampal diffusion tensor imaging of mesial temporal sclerosis in refractory epilepsy.

We explore the possibility of using diffusion tensor imaging (DTI) and neurite orientation dispersion and density imaging (NODDI) to discern microstructural abnormalities in the hippocampus indicative... We analyzed data from 57 patients with refractory epilepsy who previously underwent 3.0-T magnetic resonance imaging (MRI) including DTI as a standard part of presurgical workup. We collected informat... By examining diffusion characteristics among subfields in the final diagnostic categories, we found lower orientation dispersion indices and elevated axial diffusivity in the dentate gyrus in MTS comp... The results suggest that diffusion metric analysis at the subfield level, especially in dentate gyrus and CA1, maybe useful for clinical confirmation of MTS....

Grading meningiomas with diffusion metrics: a comparison between diffusion kurtosis, mean apparent propagator, neurite orientation dispersion and density, and diffusion tensor imaging.

To compare the histogram features of multiple diffusion metrics in predicting the grade and cellular proliferation of meningiomas.... Diffusion spectrum imaging was performed in 122 meningiomas (30 males, 13-84 years), which were divided into 31 high-grade meningiomas (HGMs, grades 2 and 3) and 91 low-grade meningiomas (LGMs, grade ... The DKI_AK (axial kurtosis) maximum, DKI_AK range, MAP_RTPP (return-to-plane probability) maximum, MAP_RTPP range, NODDI_ICVF (intracellular volume fraction) range, and NODDI_ICVF maximum values were ... Whole tumour histogram analyses of the multiple diffusion metrics from four diffusion models are promising methods in grading meningiomas. The DTI model has similar diagnostic performance compared wit... • Whole tumour histogram analyses of multiple diffusion models are feasible for grading meningiomas. • The DKI, MAP, and NODDI metrics are weakly associated with the Ki-67 proliferation status. • DTI ...

Diffusion tensor and kurtosis imaging reveal microstructural changes in the trigeminal nerves of patients with trigeminal neuralgia.

To evaluate the use of diffusion tensor imaging (DTI) and diffusion kurtosis imaging (DKI) for detection of microstructural changes in the trigeminal nerves of trigeminal neuralgia (TN) patients.... Forty TN patients and 40 healthy controls were examined using 3 T magnetic resonance imaging (MRI) to evaluate DTI and DKI parameters in trigeminal nerves. One-way ANOVA was used to test the differenc... Compared to the unaffected sides and controls, the FA, MK, and Kr of the affected sides of TN patients were significantly reduced, while ADC was significantly increased (p < 0.05). The diagnostic effi... DTI and DKI allowed detection of microstructural changes in TN-affected trigeminal nerves. FA DR was the best independent predictor of microstructural changes in TN.... Both DTI and DKI can be used for noninvasive quantitative evaluation of the changes in the microstructure of the cisternal segment of the cranial nerves in clinical practice.... • Diffusion tensor imaging (DTI) can be used to evaluate the in vivo integrity of white matter and nerve fiber pathway. • Diffusion kurtosis imaging (DKI) has been shown to be considerable sensitive t...