questionsmedicales.fr
États, signes et symptômes pathologiques
Signes et symptômes
Manifestations neurologiques
Dyskinésies
Myoclonie
Myoclonie : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Myoclonie
Électroencéphalographie
Imagerie par résonance magnétique
Analyses sanguines
Neurologie
Médecin spécialiste
Convulsions
Spasmes musculaires
Symptômes
5
Myoclonie
Symptômes neurologiques
Sommeil
Myoclonie nocturne
Prévention
5
Alimentation
Santé neurologique
Traitements
5
Anticonvulsivants
Benzodiazépines
Physiothérapie
Réhabilitation
Mode de vie
Gestion du stress
Efficacité des traitements
Myoclonie
Chirurgie
Myoclonie réfractaire
Complications
5
Qualité de vie
Limitations fonctionnelles
Troubles cognitifs
Myoclonie
Facteurs de risque
5
Facteurs de risque
Antécédents familiaux
Âge
Maladies neurodégénératives
Traumatismes crâniens
Myoclonie
Troubles métaboliques
Hypoglycémie
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"@type": "Question",
"name": "Comment diagnostique-t-on la myoclonie ?",
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"text": "Le diagnostic repose sur l'examen clinique et des tests électroencéphalographiques."
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},
{
"@type": "Question",
"name": "Quels examens complémentaires sont utiles ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des IRM cérébrales et des analyses sanguines peuvent aider à identifier des causes sous-jacentes."
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},
{
"@type": "Question",
"name": "La myoclonie est-elle toujours symptomatique ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, certaines myoclonies peuvent être idiopathiques, sans cause identifiable."
}
},
{
"@type": "Question",
"name": "Quels médecins consultent pour la myoclonie ?",
"position": 4,
"acceptedAnswer": {
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"@type": "Question",
"name": "Peut-on confondre myoclonie et autres troubles ?",
"position": 5,
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"text": "Oui, la myoclonie peut être confondue avec des spasmes musculaires ou des convulsions."
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{
"@type": "Question",
"name": "Quels sont les symptômes de la myoclonie ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des secousses musculaires soudaines et involontaires."
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{
"@type": "Question",
"name": "La myoclonie est-elle douloureuse ?",
"position": 7,
"acceptedAnswer": {
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"text": "En général, la myoclonie n'est pas douloureuse, mais elle peut être gênante."
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{
"@type": "Question",
"name": "Les myoclonies peuvent-elles affecter le sommeil ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines myoclonies peuvent perturber le sommeil, notamment les myoclonies nocturnes."
}
},
{
"@type": "Question",
"name": "Y a-t-il des types de myoclonie ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, il existe des myoclonies primaires et secondaires, selon leur origine."
}
},
{
"@type": "Question",
"name": "Les myoclonies peuvent-elles être déclenchées ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des stimuli comme le stress ou la fatigue peuvent déclencher des myoclonies."
}
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{
"@type": "Question",
"name": "Peut-on prévenir la myoclonie ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de méthode de prévention spécifique, mais éviter les déclencheurs peut aider."
}
},
{
"@type": "Question",
"name": "Le stress peut-il être évité pour prévenir la myoclonie ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Réduire le stress peut diminuer la fréquence des myoclonies chez certaines personnes."
}
},
{
"@type": "Question",
"name": "L'alimentation influence-t-elle la myoclonie ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée peut contribuer à la santé neurologique, mais n'est pas une prévention directe."
}
},
{
"@type": "Question",
"name": "Les médicaments peuvent-ils prévenir la myoclonie ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains médicaments peuvent réduire la fréquence des myoclonies, mais ne les préviennent pas totalement."
}
},
{
"@type": "Question",
"name": "Le sommeil régulier aide-t-il à prévenir la myoclonie ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un sommeil régulier et suffisant peut aider à réduire les symptômes de myoclonie."
}
},
{
"@type": "Question",
"name": "Quels traitements existent pour la myoclonie ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des médicaments comme les anticonvulsivants et les benzodiazépines."
}
},
{
"@type": "Question",
"name": "La physiothérapie aide-t-elle la myoclonie ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "La physiothérapie peut aider à améliorer la coordination et réduire l'impact des myoclonies."
}
},
{
"@type": "Question",
"name": "Les changements de mode de vie sont-ils bénéfiques ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un mode de vie sain, incluant le sommeil et la gestion du stress, peut aider."
}
},
{
"@type": "Question",
"name": "Les traitements sont-ils efficaces à 100% ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, les traitements peuvent réduire les symptômes mais ne garantissent pas une guérison complète."
}
},
{
"@type": "Question",
"name": "Des interventions chirurgicales sont-elles possibles ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Dans certains cas, des interventions chirurgicales peuvent être envisagées pour des myoclonies réfractaires."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec la myoclonie ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des chutes, des blessures et des troubles de la coordination."
}
},
{
"@type": "Question",
"name": "La myoclonie peut-elle affecter la qualité de vie ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la myoclonie peut altérer la qualité de vie en raison de l'inconfort et des limitations fonctionnelles."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques psychologiques associés ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes atteintes peuvent éprouver de l'anxiété ou de la dépression en raison des symptômes."
}
},
{
"@type": "Question",
"name": "Les myoclonies peuvent-elles entraîner des troubles cognitifs ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines myoclonies peuvent être associées à des troubles cognitifs, selon leur cause."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être réversibles avec un traitement approprié, d'autres non."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque de la myoclonie ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux, des maladies neurologiques et des traumatismes."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il le risque de myoclonie ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le risque de myoclonie augmente avec l'âge, surtout en cas de maladies neurodégénératives."
}
},
{
"@type": "Question",
"name": "Les infections peuvent-elles être un facteur de risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines infections, comme l'encéphalite, peuvent augmenter le risque de myoclonie."
}
},
{
"@type": "Question",
"name": "Les traumatismes crâniens sont-ils un facteur de risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les traumatismes crâniens peuvent déclencher des myoclonies, surtout s'ils sont graves."
}
},
{
"@type": "Question",
"name": "Les troubles métaboliques influencent-ils la myoclonie ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains troubles métaboliques peuvent être associés à des myoclonies, comme l'hypoglycémie."
}
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}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 11/03/2025
Contenu vérifié selon les dernières recommandations médicales
6 publications dans cette catégorie
Affiliations :
Department of Neurology, University of Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
Expertise Centre Movement Disorders Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
5 publications dans cette catégorie
Affiliations :
Department of Neurology, University of Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
Expertise Centre Movement Disorders Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
Publications dans "Myoclonie" :
4 publications dans cette catégorie
Publications dans "Myoclonie" :
4 publications dans cette catégorie
Affiliations :
Department of Diagnostics and Technology, Fondazione IRCCS Istituto Neurologio Carlo Besta, Milan, Italy.
Publications dans "Myoclonie" :
4 publications dans cette catégorie
Affiliations :
Department of Diagnostics and Technology, Fondazione IRCCS Istituto Neurologio Carlo Besta, Milan, Italy.
Publications dans "Myoclonie" :
3 publications dans cette catégorie
Affiliations :
Department of Neurology, University of Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
Expertise Centre Movement Disorders Groningen, University Medical Centre Groningen (UMCG), Groningen, The Netherlands.
Department of Clinical Neurophysiology, University of Groningen, University Medical Center Groningen (UMCG), Groningen, The Netherlands.
Publications dans "Myoclonie" :
3 publications dans cette catégorie
Affiliations :
National Institute of Neurological Disorders and Stroke National Institutes of Health Bethesda Maryland USA.
Publications dans "Myoclonie" :
3 publications dans cette catégorie
Affiliations :
From the Departments of Neurology (P.R.-S., L.B.-G., A.M.-G., J.P.-S., D.T.-A., D.S.-T., T.S.-F., J.G.d.l.A., J.B.-L.), Microbiology (M.D.F.-L.), Intensive Care Unit (J.G.-G.), and Internal Medicine (B.A.-G.), University Hospital "12 de Octubre"; Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas (CIBERNED) (J.B.-L.); and Department of Medicine (M.D.F.-L., J.B.-L.), Universidad Complutense, Madrid, Spain. jbenitol67@gmail.com.
Publications dans "Myoclonie" :
3 publications dans cette catégorie
Affiliations :
Sorbonne Université, Paris, France; Inserm U1127, CNRS UMR 7225, UM 75, ICM, Paris, France.
Assistance Publique-Hôpitaux de Paris, Centre d'Investigation Clinique Neurosciences, Hôpital Pitié-Salpêtrière, Paris, France; Department of Neurology, Groupe Hospitalier Pitié-Salpêtrière, Paris, France.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Comprehensive Care Centre for Movement Disorders, Department of Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, Kerala, India.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Department of Neurology Medical University of South Carolina Charleston South Carolina USA.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Human Motor Control Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD, USA.
Facultad de Medicina Clínica Alemana Universidad del Desarrollo, Santiago, Chile.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Human Motor Control Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD, USA.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Department of Neurology, Mayo Clinic Florida, 4500 San Pablo Rd S, Jacksonville, Florida, 32224, USA. pena.ashley@mayo.edu.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Edmond J. Safra Program in Parkinson's Disease and Morton and Gloria Shulman Movement Disorders Clinic, Toronto Western Hospital, Toronto, Ontario, CA.
Division of Neurology, University of Toronto, Toronto, Ontario, CA.
Krembil Brain Institute, Toronto, Ontario, CA.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Department of Neurology, Medical University of Innsbruck, Innsbruck, Austria.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Department of Neurology, Medical University of Innsbruck, Innsbruck, Austria.
Publications dans "Myoclonie" :
2 publications dans cette catégorie
Affiliations :
Department of Clinical and Movement Neurosciences, Queen Square Institute of Neurology University College London, London, United Kingdom. Electronic address: a.latorre@ucl.ac.uk.
Publications dans "Myoclonie" :
Contrast sensitivity measurements using a computer display have been reported to lack accuracy when displaying small contrasts. This report investigates if the characterization/calibration of display ...
This study aimed to investigate what errors in contrast sensitivity may result from characterizing a display by fitting a gamma curve through physical or psychophysical luminance measurement data....
The luminance functions of four different in-plane switching liquid crystal displays (IPS LCDs) have been measured for all 256 gray levels (the actual luminance function). This has been compared with ...
The amount of error differs considerably between the displays. In general, for large contrasts (Michelson log CS <1.2), the error is acceptable (<<0.15 log unit). However, for smaller contrasts (Miche...
To improve the accuracy of testing contrast sensitivity with an LCD, it is necessary to fully characterize the display, measuring the luminance of each gray level instead of fitting a smooth gamma fun...
The contrast sensitivity function (CSF) is a fundamental signature of the visual system that has been measured extensively in several species. It is defined by the visibility threshold for sinusoidal ...
The purpose of this study was to determine intrasession repeatability of a worksheet style contrast sensitivity test (SpotChecks) in children and agreement with an established contrast sensitivity tes...
Forty-three children aged 4 to 12 years participated in this single visit study that included two administrations of the SpotChecks binocularly, a single administration of the Pelli-Robson test and ot...
The mean difference in log contrast sensitivity (logCS) between two administrations of the SpotChecks was 0.01, with a coefficient of repeatability (1.96*SD of differences) of 0.14 logCS. The mean dif...
The SpotChecks test shows good intrasession repeatability and excellent agreement with the Pelli-Robson test in children. Contrast sensitivity showed an increase in logCS with age in children for both...
We developed and validated digital twins (DTs) for contrast sensitivity function (CSF) across 12 prediction tasks using a data-driven, generative model approach based on a hierarchical Bayesian model ...
There are limited tests of contrast sensitivity (CS) for use in children. The Hiding Heidi (HH) is suitable for all cognitive abilities, but has a ceiling effect. The Double Happy (DH) test has compar...
Tests were repeated under different conditions to reduce the contrast. Room illumination was 20,900{plus minus}2% lux in bright conditions and 2,000{plus minus}2% lux in dim conditions, both condition...
50 participants, age 18-62 years (mean{plus minus}standard deviation: 24.5{plus minus}7.98), were assessed. On HH 94% (...
The DH test has better agreement with PR than HH and is better at detecting CS changes, highlighting the advantages of use in clinical practice....
Potential cognitive and physiological alterations due to space environments have been investigated in long-term space flight and various microgravity-like conditions, for example, head-down tilt (HDT)...
The binocular alignment of the eyes involves both voluntary and reflexive mechanisms, but little is known about the visual input and neurological pathway of the reflex component. Our studies examined ...
Contrast processing is a fundamental function of the visual system, and contrast sensitivity as a function of spatial frequency (CSF) provides critical information about the integrity of the system. H...
To determine the ability of the Internet-based Spaeth/Richman Contrast Sensitivity (SPARCS) in assessing the change in contrast sensitivity (both central and peripheral) post-treatment with travoprost...
This is a prospective observational study....
Data of 62 eyes (33 patients) undergoing treatment for naïve POAG patients were analysed. Patients were followed up for a period of six months after starting topical travoprost (Travatan 0.004%, Alcon...
Mean total SPARCS score at baseline was 69 ± 10.99, improved to 74.62 ± 9.50 after 6 months of therapy (p: 0.001) in all the glaucoma severity groups. Mean SPARCS score at baseline in mild glaucoma gr...
Both central and peripheral CS improve following IOP reduction with travoprost. Change in the CS has a significant correlation with RNFL thickness and the perimetric indices....
In this study, effects of smoking on colour vision with the Farnsworth−Munsell 100 Hue test (FM100h) and achromatic (A), red-green (RG), and blue-yellow (BY) contrast sensitivity functions were evalua...