Stimulation transcrânienne par courant continu : Questions médicales fréquentes
Nom anglais: Transcranial Direct Current Stimulation
Descriptor UI:D065908
Tree Number:F04.669.224.650
Termes MeSH sélectionnés :
Transcranial Direct Current Stimulation
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"description": "Comment évaluer l'efficacité de la tDCS ?\nQuels critères diagnostiques pour la tDCS ?\nLa tDCS est-elle utilisée pour des troubles spécifiques ?\nQuels tests précèdent une séance de tDCS ?\nLa tDCS nécessite-t-elle un diagnostic préalable ?",
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"description": "Comment se déroule une séance de tDCS ?\nÀ quelle fréquence la tDCS est-elle administrée ?\nLa tDCS est-elle combinée à d'autres traitements ?\nQuels sont les objectifs du traitement par tDCS ?\nLa tDCS est-elle efficace pour tous ?",
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"@type": "Question",
"name": "Comment évaluer l'efficacité de la tDCS ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'efficacité de la tDCS peut être évaluée par des tests neuropsychologiques et des mesures d'imagerie cérébrale."
}
},
{
"@type": "Question",
"name": "Quels critères diagnostiques pour la tDCS ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de critères diagnostiques spécifiques, mais des évaluations cliniques sont nécessaires."
}
},
{
"@type": "Question",
"name": "La tDCS est-elle utilisée pour des troubles spécifiques ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle est souvent utilisée pour traiter la dépression, l'anxiété et les troubles cognitifs."
}
},
{
"@type": "Question",
"name": "Quels tests précèdent une séance de tDCS ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des évaluations neurologiques et psychologiques sont souvent réalisées avant la tDCS."
}
},
{
"@type": "Question",
"name": "La tDCS nécessite-t-elle un diagnostic préalable ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un diagnostic préalable n'est pas toujours nécessaire, mais il est recommandé pour une utilisation ciblée."
}
},
{
"@type": "Question",
"name": "Quels symptômes la tDCS peut-elle soulager ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "La tDCS peut soulager des symptômes de dépression, d'anxiété et de douleur chronique."
}
},
{
"@type": "Question",
"name": "Y a-t-il des effets secondaires notables ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les effets secondaires peuvent inclure des démangeaisons, des picotements ou des maux de tête."
}
},
{
"@type": "Question",
"name": "La tDCS affecte-t-elle la mémoire ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut améliorer la mémoire dans certains cas, mais les résultats varient selon les individus."
}
},
{
"@type": "Question",
"name": "Quels changements comportementaux peuvent survenir ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des changements d'humeur et d'attention peuvent être observés après la tDCS."
}
},
{
"@type": "Question",
"name": "La tDCS peut-elle induire des effets cognitifs ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut induire des effets cognitifs positifs, comme une meilleure concentration."
}
},
{
"@type": "Question",
"name": "La tDCS peut-elle prévenir des troubles mentaux ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle est explorée comme méthode préventive, mais des recherches supplémentaires sont nécessaires."
}
},
{
"@type": "Question",
"name": "Quels modes de vie favorisent l'efficacité de la tDCS ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un mode de vie sain, incluant exercice et alimentation équilibrée, peut favoriser l'efficacité."
}
},
{
"@type": "Question",
"name": "Y a-t-il des recommandations avant la tDCS ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il est conseillé d'éviter l'alcool et les stimulants avant une séance de tDCS."
}
},
{
"@type": "Question",
"name": "La tDCS nécessite-t-elle une préparation spéciale ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une préparation spéciale n'est pas nécessaire, mais un état de calme est recommandé."
}
},
{
"@type": "Question",
"name": "Comment maintenir les effets de la tDCS ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des exercices cognitifs et un suivi psychologique peuvent aider à maintenir les effets."
}
},
{
"@type": "Question",
"name": "Comment se déroule une séance de tDCS ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une séance de tDCS dure généralement 20 à 30 minutes avec des électrodes placées sur le cuir chevelu."
}
},
{
"@type": "Question",
"name": "À quelle fréquence la tDCS est-elle administrée ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "La fréquence varie, mais elle est souvent administrée plusieurs fois par semaine."
}
},
{
"@type": "Question",
"name": "La tDCS est-elle combinée à d'autres traitements ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle est souvent utilisée en complément de thérapies psychologiques ou médicamenteuses."
}
},
{
"@type": "Question",
"name": "Quels sont les objectifs du traitement par tDCS ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les objectifs incluent l'amélioration de l'humeur, de la cognition et la réduction de la douleur."
}
},
{
"@type": "Question",
"name": "La tDCS est-elle efficace pour tous ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, l'efficacité varie d'une personne à l'autre en fonction de divers facteurs individuels."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec la tDCS ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications sont rares mais peuvent inclure des irritations cutanées ou des maux de tête."
}
},
{
"@type": "Question",
"name": "La tDCS peut-elle aggraver des conditions existantes ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Dans certains cas, elle peut aggraver des troubles neurologiques préexistants."
}
},
{
"@type": "Question",
"name": "Quels signes doivent alerter après une séance ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des douleurs persistantes, des vertiges ou des troubles de la vision doivent alerter."
}
},
{
"@type": "Question",
"name": "La tDCS est-elle sans risque pour tous ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elle n'est pas recommandée pour les personnes avec des implants médicaux ou des troubles épileptiques."
}
},
{
"@type": "Question",
"name": "Comment gérer les effets indésirables de la tDCS ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les effets indésirables doivent être signalés à un professionnel de santé pour évaluation."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent les risques de tDCS ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents de troubles neurologiques ou psychiatriques peuvent augmenter les risques."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il l'efficacité de la tDCS ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'âge peut influencer l'efficacité, les jeunes répondant souvent mieux au traitement."
}
},
{
"@type": "Question",
"name": "Les médicaments affectent-ils la tDCS ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains médicaments peuvent interférer avec les effets de la tDCS, nécessitant une évaluation."
}
},
{
"@type": "Question",
"name": "Le stress impacte-t-il la tDCS ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un niveau de stress élevé peut diminuer l'efficacité de la tDCS."
}
},
{
"@type": "Question",
"name": "Y a-t-il des prédispositions génétiques ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des recherches suggèrent que des prédispositions génétiques peuvent influencer la réponse à la tDCS."
}
}
]
}
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Visual perceptual learning (VPL) has great potential implications for clinical populations, but adequate improvement often takes weeks to months to obtain; therefore, practical applications of VPL are...
The last decades have seen a rise in the use of transcranial direct current stimulation (tDCS) approaches to modulate brain activity and associated behavior. Concurrently, eye tracking (ET) technology...
Transcranial direct current stimulation (tDCS) has shown promising results in alleviating different types of pain. The present study compares the efficacy of three sessions of anodal tDCS applied over...
Sixty-seven out of 75 eligible patients for postoperative spine surgery were randomly allocated into one of the three experimental groups. Group A received anodal tDCS applied over M1 cortex, group B ...
Two-way repeated measures ANOVA showed no statistically significant difference in resting VAS between the three groups. However, there was significant pain improvement (P < 0.001) in DVAS in both acti...
There was a significant postoperative reduction in morphine consumption and DVAS scores after three sessions of active tDCS....
tDCS is a promising tool for alleviating pain in the field of postoperative spine surgery....
Transcranial direct current stimulation (tDCS) of the medial prefrontal cortex (mPFC) is under clinical investigation as a treatment for cognitive deficits. We investigate the effects of tDCS over the...
As transcranial electrical stimulation (tES) protocols advance, assumptions underlying the technique need to be retested to ensure they still hold. Whilst the safety of stimulation has been demonstrat...
Transcranial direct current stimulation (tDCS) is a promising research tool to address substance abuse, including alcohol, tobacco, opioid, and drug use disorders. The present literature review compar...
Transcranial direct current stimulation (tDCS) has been demonstrated to facilitate motor performance in healthy individuals; however, results are variable. The neuromodulatory effects of tDCS during v...
Twenty-two neurotypical adults performed ankle plantarflexion and dorsiflexion movements while tracking a sinusoidal target. Spatiotemporal, spatial, and temporal error were calculated between the ank...
Spatiotemporal and spatial error increased as feedback faded (p < .001). A two-way repeated-measures analysis of variance showed a significant interaction between tDCS and visual feedback (p < .05) on...
Our results suggest that tDCS enhances spatiotemporal ankle motor performance only when visual feedback is not available. These findings indicate that visual feedback may play an important role in dem...
Transcranial direct current stimulation (tDCS) has become a new method of rehabilitation treatment for stroke and is gradually gaining acceptance. However, the neurophysiological mechanisms of tDCS in...
Postural instability is common in neurological diseases. Although transcranial direct current stimulation (tDCS) seems to be a promising complementary therapy, emerging evidence indicates mixed result...
This study aimed at assessing the alterations in upper limb motor impairment and connectivity between motor areas following the post-stroke delivery of cathodal transcranial direct current stimulation...
Modifications in the Fugl-Meyer Assessment scores, connectivity between the primary motor cortex of the unaffected and affected hemispheres, and between the primary motor and premotor cortices of the ...
Clinically relevant distinctions in Fugl-Meyer Assessment scores (≥9 points) were observed more frequently in the Sham Group than in the Active Group. Between-group differences in the alterations in F...
The results of this hypothesis-generating investigation suggest that heightened connectivity may not translate into early clinical benefits following a stroke and will be crucial in designing larger c...