{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "Barrière hémato-encéphalique : Questions médicales les plus fréquentes",
"headline": "Barrière hémato-encéphalique : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les Barrière hémato-encéphalique : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-02-05",
"dateModified": "2025-04-30",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "Barrière hémato-encéphalique"
},
"suggestedMinAge": 18,
"suggestedGender": "unisex"
},
{
"@type": "MedicalAudience",
"name": "Médecins",
"audienceType": "Physician",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "France"
}
},
{
"@type": "MedicalAudience",
"name": "Chercheurs",
"audienceType": "Researcher",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "International"
}
}
],
"reviewedBy": {
"@type": "Person",
"name": "Dr Olivier Menir",
"jobTitle": "Expert en Médecine",
"description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale",
"url": "/static/pages/docteur-olivier-menir.html",
"alumniOf": {
"@type": "EducationalOrganization",
"name": "Université Paris Descartes"
}
},
"isPartOf": {
"@type": "MedicalWebPage",
"name": "Encéphale",
"url": "https://questionsmedicales.fr/mesh/D001921",
"about": {
"@type": "MedicalCondition",
"name": "Encéphale",
"code": {
"@type": "MedicalCode",
"code": "D001921",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "A08.186.211"
}
}
},
"about": {
"@type": "MedicalCondition",
"name": "Barrière hémato-encéphalique",
"alternateName": "Blood-Brain Barrier",
"code": {
"@type": "MedicalCode",
"code": "D001812",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "William A Banks",
"url": "https://questionsmedicales.fr/author/William%20A%20Banks",
"affiliation": {
"@type": "Organization",
"name": "Geriatric Research Education and Clinical Center, Veterans Affairs Puget Sound Health Care System, Seattle, WA, United States; Division of Gerontology and Geriatric Medicine, Department of Medicine, University of Washington School of Medicine, Seattle, WA, United States."
}
},
{
"@type": "Person",
"name": "Elizabeth M Rhea",
"url": "https://questionsmedicales.fr/author/Elizabeth%20M%20Rhea",
"affiliation": {
"@type": "Organization",
"name": "Geriatric Research Education and Clinical Center, Veterans Affairs Puget Sound Health Care System, Seattle, WA, United States; Division of Gerontology and Geriatric Medicine, Department of Medicine, University of Washington School of Medicine, Seattle, WA, United States. Electronic address: meredime@uw.edu."
}
},
{
"@type": "Person",
"name": "Chenghua Gu",
"url": "https://questionsmedicales.fr/author/Chenghua%20Gu",
"affiliation": {
"@type": "Organization",
"name": "Department of Neurobiology, Harvard Medical School, 220 Longwood Ave., Boston, MA 02115, USA. Electronic address: chenghua_gu@hms.harvard.edu."
}
},
{
"@type": "Person",
"name": "Michelle A Erickson",
"url": "https://questionsmedicales.fr/author/Michelle%20A%20Erickson",
"affiliation": {
"@type": "Organization",
"name": "Geriatrics Research Education and Clinical Center, Veterans Affairs Puget Sound Health Care System, Seattle, WA, USA."
}
},
{
"@type": "Person",
"name": "Steffen E Storck",
"url": "https://questionsmedicales.fr/author/Steffen%20E%20Storck",
"affiliation": {
"@type": "Organization",
"name": "Institute for Pathobiochemistry, University Medical Center of the Johannes Gutenberg-University, Mainz, Germany."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "Altered prefrontal beta oscillatory activity during removal of information from working memory in obsessive-compulsive disorder.",
"datePublished": "2023-09-04",
"url": "https://questionsmedicales.fr/article/37667294",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12888-023-05149-1"
}
},
{
"@type": "ScholarlyArticle",
"name": "Inflammation and lipid metabolism as potential biomarkers of memory impairment across type 2 diabetes mellitus and severe mental disorders.",
"datePublished": "2023-06-15",
"url": "https://questionsmedicales.fr/article/37327846",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.pnpbp.2023.110817"
}
},
{
"@type": "ScholarlyArticle",
"name": "Genomic patterns linked to gray matter alterations underlying working memory deficits in adults and adolescents with attention-deficit/hyperactivity disorder.",
"datePublished": "2023-02-11",
"url": "https://questionsmedicales.fr/article/36774336",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1038/s41398-023-02349-x"
}
},
{
"@type": "ScholarlyArticle",
"name": "Lower memory specificity in individuals with dysphoria is not specific to autobiographical memory.",
"datePublished": "2023-01-13",
"url": "https://questionsmedicales.fr/article/36642312",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.jad.2023.01.040"
}
},
{
"@type": "ScholarlyArticle",
"name": "Severity of childhood maltreatment predicts reaction times and heart rate variability during an emotional working memory task in borderline personality disorder.",
"datePublished": "2022-07-06",
"url": "https://questionsmedicales.fr/article/35816658",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1080/20008198.2022.2093037"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Système nerveux",
"item": "https://questionsmedicales.fr/mesh/D009420"
},
{
"@type": "ListItem",
"position": 3,
"name": "Système nerveux central",
"item": "https://questionsmedicales.fr/mesh/D002490"
},
{
"@type": "ListItem",
"position": 4,
"name": "Encéphale",
"item": "https://questionsmedicales.fr/mesh/D001921"
},
{
"@type": "ListItem",
"position": 5,
"name": "Barrière hémato-encéphalique",
"item": "https://questionsmedicales.fr/mesh/D001812"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : Barrière hémato-encéphalique - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur Barrière hémato-encéphalique",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-05-16",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur Barrière hémato-encéphalique",
"description": "Comment évaluer l'intégrité de la barrière hémato-encéphalique ?\nQuels signes indiquent une défaillance de la barrière ?\nQuels tests sanguins sont utiles pour le diagnostic ?\nLa biopsie est-elle nécessaire pour le diagnostic ?\nQuels examens neurologiques sont recommandés ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur Barrière hémato-encéphalique",
"description": "Quels symptômes sont associés à une barrière défaillante ?\nLa confusion mentale est-elle un symptôme ?\nDes convulsions peuvent-elles se produire ?\nQuels symptômes neurologiques sont préoccupants ?\nLa fatigue chronique est-elle liée à cette condition ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur Barrière hémato-encéphalique",
"description": "Comment prévenir les troubles de la barrière hémato-encéphalique ?\nLes vaccinations sont-elles importantes ?\nLe contrôle de la pression artérielle aide-t-il ?\nL'alimentation joue-t-elle un rôle ?\nLe stress peut-il affecter la barrière ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur Barrière hémato-encéphalique",
"description": "Quels traitements sont disponibles pour les troubles de la barrière ?\nLa chirurgie est-elle une option de traitement ?\nLes corticostéroïdes sont-ils utilisés ?\nY a-t-il des traitements expérimentaux ?\nComment la rééducation peut-elle aider ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur Barrière hémato-encéphalique",
"description": "Quelles complications peuvent survenir ?\nLes AVC sont-ils une complication possible ?\nDes troubles cognitifs peuvent-ils se développer ?\nLa démence est-elle une complication ?\nLes troubles psychiatriques sont-ils possibles ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Barrière hémato-encéphalique",
"description": "Quels facteurs augmentent le risque de défaillance ?\nLe diabète est-il un facteur de risque ?\nL'alcoolisme influence-t-il la barrière ?\nLe tabagisme est-il un risque ?\nLes infections virales sont-elles préoccupantes ?",
"url": "https://questionsmedicales.fr/mesh/D001812?mesh_terms=Memory+Disorders&page=2#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment évaluer l'intégrité de la barrière hémato-encéphalique ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests d'imagerie comme l'IRM et des analyses de liquide céphalorachidien sont utilisés."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une défaillance de la barrière ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes neurologiques, des infections ou des inflammations peuvent indiquer une défaillance."
}
},
{
"@type": "Question",
"name": "Quels tests sanguins sont utiles pour le diagnostic ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests pour détecter des anticorps ou des marqueurs inflammatoires peuvent être effectués."
}
},
{
"@type": "Question",
"name": "La biopsie est-elle nécessaire pour le diagnostic ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Rarement, sauf dans des cas spécifiques comme les tumeurs cérébrales ou infections."
}
},
{
"@type": "Question",
"name": "Quels examens neurologiques sont recommandés ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des examens neurologiques complets, y compris des tests de réflexes et de coordination."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont associés à une barrière défaillante ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maux de tête, des troubles de la vision, et des changements de comportement peuvent survenir."
}
},
{
"@type": "Question",
"name": "La confusion mentale est-elle un symptôme ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la confusion mentale peut résulter d'une altération de la barrière hémato-encéphalique."
}
},
{
"@type": "Question",
"name": "Des convulsions peuvent-elles se produire ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des convulsions peuvent être un signe d'irritation cérébrale due à une défaillance."
}
},
{
"@type": "Question",
"name": "Quels symptômes neurologiques sont préoccupants ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des engourdissements, des faiblesses musculaires ou des troubles de l'équilibre sont préoccupants."
}
},
{
"@type": "Question",
"name": "La fatigue chronique est-elle liée à cette condition ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la fatigue chronique peut être un symptôme associé à des troubles de la barrière."
}
},
{
"@type": "Question",
"name": "Comment prévenir les troubles de la barrière hémato-encéphalique ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Maintenir un mode de vie sain, éviter les toxines et gérer les maladies chroniques aide."
}
},
{
"@type": "Question",
"name": "Les vaccinations sont-elles importantes ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les vaccinations peuvent prévenir certaines infections qui affectent la barrière."
}
},
{
"@type": "Question",
"name": "Le contrôle de la pression artérielle aide-t-il ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un bon contrôle de la pression artérielle peut réduire le risque de défaillance."
}
},
{
"@type": "Question",
"name": "L'alimentation joue-t-elle un rôle ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée riche en antioxydants peut protéger la barrière hémato-encéphalique."
}
},
{
"@type": "Question",
"name": "Le stress peut-il affecter la barrière ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le stress chronique peut avoir un impact négatif sur la santé de la barrière."
}
},
{
"@type": "Question",
"name": "Quels traitements sont disponibles pour les troubles de la barrière ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des médicaments anti-inflammatoires et des thérapies ciblées."
}
},
{
"@type": "Question",
"name": "La chirurgie est-elle une option de traitement ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "La chirurgie peut être nécessaire pour retirer des tumeurs ou traiter des infections."
}
},
{
"@type": "Question",
"name": "Les corticostéroïdes sont-ils utilisés ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les corticostéroïdes peuvent réduire l'inflammation et améliorer la fonction de la barrière."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements expérimentaux ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des traitements expérimentaux incluent des thérapies géniques et des médicaments innovants."
}
},
{
"@type": "Question",
"name": "Comment la rééducation peut-elle aider ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "La rééducation peut aider à restaurer les fonctions neurologiques altérées par des troubles."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des infections, des inflammations et des troubles neurologiques graves peuvent survenir."
}
},
{
"@type": "Question",
"name": "Les AVC sont-ils une complication possible ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une défaillance de la barrière peut augmenter le risque d'accidents vasculaires cérébraux."
}
},
{
"@type": "Question",
"name": "Des troubles cognitifs peuvent-ils se développer ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des troubles cognitifs peuvent résulter d'une altération prolongée de la barrière."
}
},
{
"@type": "Question",
"name": "La démence est-elle une complication ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines formes de démence peuvent être liées à des dysfonctionnements de la barrière."
}
},
{
"@type": "Question",
"name": "Les troubles psychiatriques sont-ils possibles ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des troubles psychiatriques peuvent être exacerbés par des problèmes de barrière."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de défaillance ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge avancé, les maladies auto-immunes et les infections sont des facteurs de risque."
}
},
{
"@type": "Question",
"name": "Le diabète est-il un facteur de risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le diabète peut affecter la santé de la barrière hémato-encéphalique."
}
},
{
"@type": "Question",
"name": "L'alcoolisme influence-t-il la barrière ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'alcoolisme chronique peut endommager la barrière hémato-encéphalique."
}
},
{
"@type": "Question",
"name": "Le tabagisme est-il un risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme est associé à une augmentation des troubles neurologiques."
}
},
{
"@type": "Question",
"name": "Les infections virales sont-elles préoccupantes ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections virales peuvent compromettre la barrière hémato-encéphalique."
}
}
]
}
]
}
Obsessive-compulsive disorder (OCD) is related to working memory impairment. Since patients with OCD have difficulty controlling their obsessive thoughts, removal of irrelevant information might be im...
Sixteen OCD patients and 20 healthy controls (HCs) were recruited. We compared in prefrontal alpha and beta band activity derived from magnetoencephalography (MEG) between patients with OCD and HCs du...
Prefrontal post-trial beta power change (presumed to occur at high levels during the post-trial period) exhibited significant reductions in patients with OCD compared to HCs. In addition, the post-tri...
These findings suggest that impairment in the removal of information from working memory might be a key mechanism underlying the inability of OCD patients to rid themselves of their obsessions....
Neurocognitive impairment is a transdiagnostic feature across several psychiatric and cardiometabolic conditions. The relationship between inflammatory and lipid metabolism biomarkers and memory perfo...
Peripheral blood biomarkers of inflammation, oxidative stress and lipid metabolism were assessed twice over a 1-year period in 165 individuals, including 30 with schizophrenia (SZ), 42 with bipolar di...
L group was significantly associated with higher levels of tumor necrosis factor-alpha (TNF-α) and lower levels of apolipoprotein A1 (Apo-A1) compared to those from the MH and H groups (p < 0.05; η...
Inflammation and lipid metabolism seem to be associated with memory across T2DM and severe mental illnesses (SMI). A panel of biomarkers may be a useful approach to identify individuals at greater ris...
Attention-deficit/hyperactivity disorder (ADHD) is a highly heritable neurodevelopmental disorder, with onset in childhood and a considerable likelihood to persist into adulthood. Our previous work ha...
A core cognitive attribute of depression is lower specificity in the expression of autobiographical memories. Despite interventions targeting memory specificity in depression, its underlying mechanism...
Undergraduate students with and without symptoms of depression completed the Autobiographical Interview and prose-reading episodic memory tasks to assess both same-day and delayed memory....
Dysphoria and nondysphoria groups performed similarly on the tasks of immediate episodic and autobiographical memory; notably, the dysphoria group did not display evidence of lower specificity at this...
The sample comprised mostly female students; the study should be replicated with more diverse samples....
These findings support the claim that lower memory specificity is not peculiar to autobiographical memory, but rather, reflects impoverished memory more generally. This is an important consideration f...
This study provides evidence that childhood maltreatment experiences are associated with hypersensitivity to social information and reduced high-frequency heart rate variability during a working memor...
This study tested whether cognitive deficit in patients with adult attention deficit hyperactivity disorder (ADHD) is a working memory deficit or cognitive state disorder during the N-back task. Twent...
People vary in their performance on visual working memory tasks, and these individual differences covary with a wide range of higher-level cognitive processes including fluid intelligence. Performance...
Amnestic mild cognitive impairment (aMCI) is associated with damage to the perirhinal/entorhinal cortex, and consequently, deficits in item/object memory. However, cognitive assessments commonly used ...
Every waking second, we make three saccadic eye movements that move our retinal images. Thus, to attain a coherent image of the world we need to remember visuo-spatial information across saccades. But...
Dementia syndromes offer a unique opportunity to clarify some of the component processes of spontaneous expressions of memory proposed by the Barzykowski and Moulin model. By considering the model thr...