Titre : Stimulation transcrânienne par courant continu

Stimulation transcrânienne par courant continu : Questions médicales fréquentes

Termes MeSH sélectionnés :

Transcranial Direct Current Stimulation
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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." } } ] } ] }

Sources (10000 au total)

Sex matters for the enhancement of cognitive training with transcranial direct current stimulation (tDCS).

Transcranial direct current stimulation (tDCS) can influence brain network activity and associated cognitive and behavioural functions. In addition to the extensive variety in stimulation parameters, ... This sex-specific re-analysis was performed on data of 163 subjects who underwent a 2-week cognitive control training (6 sessions in total). Subjects received either verum (anodal/cathodal) or sham tD... Regardless of stimulation condition, performance gains between the sexes were higher in females compared to males (p = 0.0038). Female's performance during anodal tDCS exceeded male's (p = 0.0070), ye... This study highlights the relevance of biological sex for the effects of tDCS on cognitive training. Thus, an increased attention to biological sex is advisable in future brain stimulation research to...

Effects of Cerebellar Transcranial Direct Current Stimulation in Patients with Stroke: a Systematic Review.

The cerebellum is involved in regulating motor, affective, and cognitive processes. It is a promising target for transcranial direct current stimulation (tDCS) intervention in stroke.... To review the current evidence for cerebellar tDCS (ctDCS) in stroke, its problems, and its future directions.... We searched the Web of Science, MEDLINE, CINAHL, EMBASE, Cochrane Library, and PubMed databases. Eligible studies were identified after a systematic literature review of the effects of ctDCS in stroke... Eleven studies were included in the systematic review, comprising 169 stroke patients. Current evidence suggests that anode tDCS on the right cerebellar hemisphere does not appear to enhance language ... ctDCS appears to improve poststroke language and motor dysfunction (particularly gait). However, the evidence for these results was insufficient, and the quality of the relevant studies was low. ctDCS...

Effects of transcranial direct current stimulation and transcranial random noise stimulation on working memory and task-related EEG in major depressive disorder.

To compare effects of transcranial direct current stimulation (tDCS) and transcranial random noise stimulation with a direct-current offset (tRNS + DC-offset) on working memory (WM) performance and ta... Using a sham-controlled, parallel-groups design, 49 participants with MDD received either anodal tDCS (N = 16), high-frequency tRNS + DC-offset (N = 16), or sham stimulation (N = 17) to the left dorso... tDCS significantly increased parieto-occipital upper alpha ERS/ERD during WM maintenance, observed on EEG recorded 5- and 25-minutes post-stimulation. tRNS + DC-offset did not significantly alter WM-r... Although tDCS induced persistent effects on WM-related oscillatory activity, neither tDCS nor tRNS + DC-offset enhanced WM performance in MDD.... This reflects the first sham-controlled comparison of tDCS and tRNS + DC-offset in MDD. These findings directly contrast with evidence of tRNS-induced enhancements in WM in healthy individuals....

Lasting effects of transcranial direct current stimulation on the inducibility of synaptic plasticity by paired-associative stimulation in humans.

Transcranial direct current stimulation (tDCS) is capable of eliciting changes in cortical neuroplasticity. Increasing duration or repetition of tDCS during the after-effects of a first stimulation ha... The study systematically examined the influence of different tDCS paradigms on long term potentiation (LTP)-like plasticity in humans, focusing on stimulation duration, repetition frequency and sequen... Amplitude changes of motor evoked potentials (MEP) were measured in response to paired associative stimulation (PAS) 6 h after application of different tDCS protocols. In total, 36 healthy participant... tDCS was able to display lasting modulatory effects on the inducibility of LTP-like plasticity in the human motor cortex 6 h after stimulation. TDCS with the anode on primary motor cortex significantl... tDCS is capable of inducing lasting changes in the brain's capability to interact with future stimuli. Especially, effects on the inducibility of LTP-like plasticity might only be detectable with spec...

Effect of Cathodal Transcranial Direct Current Stimulation for Lower Limb Subacute Stroke Rehabilitation.

A pilot double-blind and randomized clinical trial. Ninety-one subjects with subacute stroke were treated with cathodal/sham stimulation tDCS based on CGR (physiotherapy 40 min/d and occupational ther... Patients in the trial group performed significantly better than the control group in all primary outcome indicators assessed posttreatment T1 and at follow-up T2: FMA-LE outcome indicators between the... In the current pilot study, ctDCS plus CGR was an effective treatment modality to improve lower limb motor function with subacute stroke. The effectiveness of cathodal tDCS in poststroke lower limb mo...