Titre : Aqueduc du vestibule

Aqueduc du vestibule : Questions médicales fréquentes

Termes MeSH sélectionnés :

Diffusion Tensor Imaging
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"Diagnostic sur Aqueduc du vestibule", "description": "Comment diagnostiquer une malformation de l'aqueduc du vestibule ?\nQuels tests auditifs sont utilisés pour évaluer l'aqueduc du vestibule ?\nQuels signes cliniques indiquent un problème avec l'aqueduc ?\nQuelle est l'importance de l'évaluation neurologique ?\nPeut-on détecter une malformation congénitale de l'aqueduc ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Aqueduc du vestibule", "description": "Quels sont les symptômes d'une dysfonction de l'aqueduc du vestibule ?\nLes vertiges sont-ils fréquents avec une anomalie de l'aqueduc ?\nPeut-on avoir des pertes auditives avec une malformation de l'aqueduc ?\nLes symptômes varient-ils selon l'âge ?\nLes acouphènes sont-ils un symptôme courant ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Aqueduc du vestibule", "description": "Peut-on prévenir les troubles de l'aqueduc ?\nQuels conseils pour éviter les blessures à l'oreille ?\nLes infections de l'oreille peuvent-elles être évitées ?\nL'éducation sur les symptômes est-elle importante ?\nLes examens réguliers de l'audition sont-ils recommandés ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Aqueduc du vestibule", "description": "Quels traitements sont disponibles pour les troubles de l'aqueduc ?\nLa rééducation vestibulaire est-elle efficace ?\nQuand la chirurgie est-elle envisagée ?\nY a-t-il des médicaments pour traiter les symptômes ?\nLes traitements sont-ils personnalisés ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Aqueduc du vestibule", "description": "Quelles complications peuvent survenir avec une malformation de l'aqueduc ?\nLes infections de l'oreille sont-elles une complication fréquente ?\nLes troubles de l'équilibre peuvent-ils être permanents ?\nLes complications auditives peuvent-elles s'aggraver avec le temps ?\nY a-t-il un risque de développement de troubles neurologiques ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Aqueduc du vestibule", "description": "Quels sont les facteurs de risque pour les malformations de l'aqueduc ?\nLes infections pendant la grossesse peuvent-elles affecter l'aqueduc ?\nL'exposition à des toxines est-elle un facteur de risque ?\nLes anomalies chromosomiques sont-elles liées à l'aqueduc ?\nL'âge parental joue-t-il un rôle dans les malformations ?", "url": "https://questionsmedicales.fr/mesh/D014723?mesh_terms=Diffusion+Tensor+Imaging&page=4#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une malformation de l'aqueduc du vestibule ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Un scanner ou une IRM de l'oreille interne permet de visualiser les anomalies." } }, { "@type": "Question", "name": "Quels tests auditifs sont utilisés pour évaluer l'aqueduc du vestibule ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des audiogrammes et des tests de réflexe vestibulaire sont couramment utilisés." } }, { "@type": "Question", "name": "Quels signes cliniques indiquent un problème avec l'aqueduc ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des vertiges, des troubles de l'équilibre et des pertes auditives peuvent indiquer un problème." } }, { "@type": "Question", "name": "Quelle est l'importance de l'évaluation neurologique ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Elle permet d'exclure d'autres causes de symptômes vestibulaires ou auditifs." } }, { "@type": "Question", "name": "Peut-on détecter une malformation congénitale de l'aqueduc ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des malformations peuvent être détectées dès la naissance par imagerie." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une dysfonction de l'aqueduc du vestibule ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent vertiges, déséquilibre et acouphènes." } }, { "@type": "Question", "name": "Les vertiges sont-ils fréquents avec une anomalie de l'aqueduc ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les vertiges sont un symptôme courant associé à des anomalies de l'aqueduc." } }, { "@type": "Question", "name": "Peut-on avoir des pertes auditives avec une malformation de l'aqueduc ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des pertes auditives peuvent survenir en raison de la dysfonction de l'aqueduc." } }, { "@type": "Question", "name": "Les symptômes varient-ils selon l'âge ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les symptômes peuvent varier en fonction de l'âge et de la gravité de l'anomalie." } }, { "@type": "Question", "name": "Les acouphènes sont-ils un symptôme courant ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les acouphènes peuvent être un symptôme associé à des problèmes de l'aqueduc." } }, { "@type": "Question", "name": "Peut-on prévenir les troubles de l'aqueduc ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de méthode de prévention spécifique pour les malformations congénitales." } }, { "@type": "Question", "name": "Quels conseils pour éviter les blessures à l'oreille ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Évitez les traumatismes crâniens et protégez vos oreilles lors d'activités à risque." } }, { "@type": "Question", "name": "Les infections de l'oreille peuvent-elles être évitées ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, en maintenant une bonne hygiène et en évitant l'exposition à des agents infectieux." } }, { "@type": "Question", "name": "L'éducation sur les symptômes est-elle importante ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, connaître les symptômes permet une détection précoce et un traitement rapide." } }, { "@type": "Question", "name": "Les examens réguliers de l'audition sont-ils recommandés ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des examens réguliers peuvent aider à détecter des problèmes auditifs précoces." } }, { "@type": "Question", "name": "Quels traitements sont disponibles pour les troubles de l'aqueduc ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent la rééducation vestibulaire et, dans certains cas, la chirurgie." } }, { "@type": "Question", "name": "La rééducation vestibulaire est-elle efficace ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle aide à améliorer l'équilibre et à réduire les symptômes de vertige." } }, { "@type": "Question", "name": "Quand la chirurgie est-elle envisagée ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La chirurgie est envisagée en cas de symptômes sévères ou de malformations significatives." } }, { "@type": "Question", "name": "Y a-t-il des médicaments pour traiter les symptômes ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments anti-vertigineux peuvent être prescrits pour soulager les symptômes." } }, { "@type": "Question", "name": "Les traitements sont-ils personnalisés ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traitements sont souvent adaptés en fonction des symptômes et de la gravité." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une malformation de l'aqueduc ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des troubles de l'équilibre, des pertes auditives et des infections." } }, { "@type": "Question", "name": "Les infections de l'oreille sont-elles une complication fréquente ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les malformations peuvent augmenter le risque d'infections de l'oreille." } }, { "@type": "Question", "name": "Les troubles de l'équilibre peuvent-ils être permanents ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains patients peuvent souffrir de troubles de l'équilibre permanents." } }, { "@type": "Question", "name": "Les complications auditives peuvent-elles s'aggraver avec le temps ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, sans traitement, les pertes auditives peuvent s'aggraver avec le temps." } }, { "@type": "Question", "name": "Y a-t-il un risque de développement de troubles neurologiques ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Dans certains cas, des troubles neurologiques peuvent se développer en raison de complications." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour les malformations de l'aqueduc ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents familiaux et certaines conditions génétiques augmentent le risque." } }, { "@type": "Question", "name": "Les infections pendant la grossesse peuvent-elles affecter l'aqueduc ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines infections pendant la grossesse peuvent augmenter le risque de malformations." } }, { "@type": "Question", "name": "L'exposition à des toxines est-elle un facteur de risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exposition à certaines toxines environnementales peut augmenter le risque." } }, { "@type": "Question", "name": "Les anomalies chromosomiques sont-elles liées à l'aqueduc ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines anomalies chromosomiques peuvent être associées à des malformations de l'aqueduc." } }, { "@type": "Question", "name": "L'âge parental joue-t-il un rôle dans les malformations ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'âge avancé des parents peut être un facteur de risque pour certaines malformations." } } ] } ] }

Sources (10000 au total)

Advanced muscle imaging in adolescent elite rowers utilizing diffusion tensor imaging: Association of imaging findings with stroke typology.

Muscular overuse injuries are a common health issue in elite athletes. Changes in the muscular microenvironment can be depicted by Diffusion Tensor Imaging (DTI). We hypothesize that the biomechanics ... Twenty-two male elite rowers (12 sweep, 10 scull rowers) with a mean age of 15.8 ± 1.2 years underwent 3-Tesla MRI of the lumbar spine 6 hours after cessation of training. Apparent diffusion coefficie... ADC values in the erector spinae and multifidus muscle were significantly higher (p = 0.039) and FA values significantly lower (p < 0.001) in sweep rowers compared to scull rowers. There was no signif... Our DTI results show that lumbar spine muscle diffusivity is higher in sweep rowers than in scull rowers. Altered muscle diffusivity is suggestive of microscopic tissue disruption and might be attribu...

Evaluating the renal mild tubulointerstitial damage and renal function in IgAN patients: a comparative study based on diffusion kurtosis imaging and diffusion tensor imaging.

To compare the performance of 3.0 T magnetic resonance diffusion kurtosis imaging (DKI) and diffusion tensor imaging (DTI) in evaluation of the degree of tubulointerstitial damage and renal function i... Both DKI and DTI were performed in 40 IgAN patients and 17 healthy volunteers. IgAN patients were divided into two groups according to tubulointerstitial lesion score: Mild injury group, n = 24; Moder... Cortical MK, Kr, Da and parenchymal Ka significantly differed among three groups (P < 0.05). Cortical MK, Kr, Ka were negatively correlated with estimated glomerular filtration rate (eGFR) (MK: r = - ... Compared with DTI, DKI was more sensitive and accurate to probe the renal function and the tubulointerstitial damage of IgAN, especially the mild tubulointerstitial damage....

Role of diffusion tensor imaging in neurological prognostication in spinal tuberculosis - A prospective pilot study.

The current study aims to explore the correlation between the Diffusion Tensor Imaging (DTI) indices and neurological status of individuals with TB spine with neurological deficit (TBSND). Further, fa... The current study included 51 individuals with TBSND undergoing posterior instrumentation and posterolateral decompression. All individuals underwent DTI scanning at the site of compression and at a n... The FA values at the compressed segment were significantly lower while the ADC values were significantly higher when compared with the non-compressed levels. Pre-operative motor and total neurological... Higher FA indices along with lower age constitute independent predictors for faster neurological recovery following decompression. FA values correlate with the neurological status of individuals with ...

Diffusion Tensor Imaging in Boys With Adrenoleukodystrophy: Identification of Cerebral Disease and Association With Neurocognitive Outcomes.

Childhood cerebral adrenoleukodystrophy (C-ALD) is a severe inflammatory demyelinating disease that must be treated at an early stage to prevent permanent brain injury and neurocognitive decline. In s... In this retrospective cohort study, we analyzed high-resolution anatomical MRI, DTI, and neurocognitive assessments from boys with C-ALD undergoing HCT at the University of Minnesota between 2011 and ... Among patients with NL-ALD (n = 14), stable or increasing FA, stable AD, and stable or decreasing RD and MD were generally observed during the 1-year study period across all ROIs. In comparison, patie... DTI was sensitive to lesion presence and severity as well as clinical neurocognitive effects of C-ALD. DTI metrics quantify C-ALD even at an early stage....

A systematic review of repeatability and reproducibility studies of diffusion tensor imaging of cervical spinal cord.

Diffusion tensor imaging (DTI) techniques are being studied as a possible diagnostic and predictive tool for the evaluation of cervical spinal cord disease. This systematic review aims to evaluate the... A search in the PubMed, Scopus, Web of Science and Ovid electronic databases was conducted for articles published between January 1990 and February 2022 that related to the repeatability and reproduci... A total of 11 studies were included and assessed for different characteristics, including sample size,(3-34) re-test time interval (<1 h to >3 months), test-retest reproducibility scores and acquisiti... This study revealed that the application of DTI and its related measures in a clinical setting in the assessment of cervical spinal cord changes is feasible and reproducible. However, cervical spinal ... DTI with its parametric maps provide broad evaluation of the tissue structure of axonal white matter and are being studied as a possible diagnostic and predictive tool for the assessment of cervical s...

Reproducibility of automated calculation technique for diffusion tensor image analysis along the perivascular space.

The method of diffusion tensor image analysis along the perivascular space (DTI-ALPS) was gathering attention to evaluate the brain's glymphatic function or interstitial fluid dynamics. However, to th... This study included 23 participants, including 2 with Alzheimer's disease, 15 with mild cognitive impairment, and 6 with cognitive normals. Scan and rescan data of diffusion magnetic resonance images ... The absolute difference in ALPS-index values between scan and rescan was larger in the ALPS index than in the vALPS index by approximately 0.6% as the relative difference. Cohen's d for the left and r... The vALPS index based on DTI-ALPS maintaining tensor vector orientation information has higher reproducibility than the ALPS index. This result encourages a multisite study on the ALPS index with a la...

The comparison of diffusion tensor imaging in human hearts between 1.5 T and 3.0 T.

The aim was to compare the diffusion tensor imaging (DTI) indices derived from human hearts between 1.5 T and 3.0 T scanners. Additionally, the reproducibility of DTI indices was assessed between 1.5 ... A total of 18 ex-vivo hearts were derived from patients who underwent heart transplantation. The DTI schemes were performed at 1.5 T and 3.0 T, respectively. Then, the same slices from each ex-vivo he... No significant differences (all P > 0.05) were found in the DTI indices between 1.5 T and 3.0 T scanners. Interestingly, the ICC of all DTI indices was relatively lower with a low b-value. The reprodu... The DTI indices of ex-vivo human hearts between 1.5 T and 3.0 T scanners had no significant differences. The consistency of DTI indices needed caution using a low b-value with different field strength...

A diffusion tensor imaging study in schizophrenia patients with clozapine induced obsessive compulsive symptoms.

The aim of this study was to evaluate brain connectivity by diffusion tensor imaging (DTI) in schizophrenia patients with clozapine-induced obsessive compulsive symptoms (OCS).... Eighteen schizophrenia patients, nine of which had clozapine-induced OCS (Clz-OCS (+)), 9 without OCS (Clz-OCS (-)) and 9 healthy controls were included. Psychopathology was evaluated with Positive an... Tract-Based Spatial Statistics based comparison of DTI revealed lower fractional anisotropy in the genu of corpus callosum (CC), right cingulum, left frontal white matter (WM) in the Clz-OCS (+) group... WM integrity in several pathways such as cortico-striato-thalamo-cortical circuitry and orbito-frontal tracts seems to be affected differently in patients with Clz-OCS (+). Different neuroplastic effe...

Diffusion tensor imaging studies on subjects with suicidal thoughts and behaviors: A descriptive literature review.

Globally, suicide represents the second leading cause of death in young people aged 15-29 years for both sexes, after traffic accidents. Suicide occurs not only in high-income countries, in high-incom... This review was conducted on studies focused on white matter alterations in people who have attempted or thought about suicide. We searched PubMed and Scopus databases and screened references of inclu... White matter alterations in suicidal behaviors were found in the prefrontal cortex, orbitofrontal cortex, internal capsule, corpus callosum, and default mode networks, which are critical cerebral area... White matter alteration in cerebral areas involving high cognitive process and emotional regulation to confer a heightened vulnerability for suicidal behavior. Suicide is a complex process ranging fro...

Utility of diffusion tensor imaging in differentiating benign from malignant hepatic focal lesions.

To assess the diagnostic accuracy of diffusion tensor imaging (DTI) in the characterization of hepatic focal lesions (HFLs) and compare it to diffusion-weighted imaging (DWI).... Prospective analysis was done for 49 patients (23 male and 26 female) with 74 HFLs who underwent dynamic MRI, DWI, and DTI. Apparent diffusion coefficient (ADC) values from DWI, fractional anisotropy ... The ADC, MD, and FA at cutoff values of ≤ 1.17 × 10... MD and FA of DTI are non-invasive, very good, and excellent discriminators superior to ADC measured by DWI for the differentiation of HFLs.... • The ADC, MD, and FA at cutoff values of ≤ 1.17 × 10...