Titre : Cortex visuel

Cortex visuel : Questions médicales fréquentes

Termes MeSH sélectionnés :

Prostate
{ "@context": "https://schema.org", "@graph": [ { "@type": "MedicalWebPage", "name": "Cortex visuel : Questions médicales les plus fréquentes", "headline": "Cortex visuel : Comprendre les symptômes, diagnostics et traitements", "description": "Guide complet et accessible sur les Cortex visuel : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.", "datePublished": "2024-01-27", "dateModified": "2025-04-21", "inLanguage": "fr", "medicalAudience": [ { "@type": "MedicalAudience", "name": "Grand public", "audienceType": "Patient", "healthCondition": { "@type": "MedicalCondition", "name": "Cortex visuel" }, "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": "Cortex sensorimoteur", "url": "https://questionsmedicales.fr/mesh/D066191", "about": { "@type": "MedicalCondition", "name": "Cortex sensorimoteur", "code": { "@type": "MedicalCode", "code": "D066191", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "A08.186.211.200.885.287.500.814" } } }, "hasPart": [ { "@type": "MedicalWebPage", "name": "Cortex visuel primaire", "alternateName": "Primary Visual Cortex", "url": "https://questionsmedicales.fr/mesh/D000087642", "about": { "@type": "MedicalCondition", "name": "Cortex visuel primaire", "code": { "@type": "MedicalCode", "code": "D000087642", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "A08.186.211.200.885.287.500.814.953.500" } } } ], "about": { "@type": "MedicalCondition", "name": "Cortex visuel", "alternateName": "Visual Cortex", "code": { "@type": "MedicalCode", "code": "D014793", "codingSystem": "MeSH" } }, "author": [ { "@type": "Person", "name": "Andreas S Tolias", "url": "https://questionsmedicales.fr/author/Andreas%20S%20Tolias", "affiliation": { "@type": "Organization", "name": "Department of Neuroscience, Baylor College of Medicine, Houston, Texas 77030, USA; email: astolias@bcm.edu." } }, { "@type": "Person", "name": "Paul G Fahey", "url": "https://questionsmedicales.fr/author/Paul%20G%20Fahey", "affiliation": { "@type": "Organization", "name": "Department of Neuroscience, Baylor College of Medicine, Houston, Texas 77030, USA; email: astolias@bcm.edu." } }, { "@type": "Person", "name": "Jacob Reimer", "url": "https://questionsmedicales.fr/author/Jacob%20Reimer", "affiliation": { "@type": "Organization", "name": "Department of Neuroscience, Baylor College of Medicine, Houston, Texas 77030, USA; email: astolias@bcm.edu." } }, { "@type": "Person", "name": "Laura Baroncelli", "url": "https://questionsmedicales.fr/author/Laura%20Baroncelli", "affiliation": { "@type": "Organization", "name": "Institute of Neuroscience, National Research Council (CNR), I-56124 Pisa, Italy; Department of Developmental Neuroscience, IRCCS Stella Maris Foundation, I-56128 Pisa, Italy. Electronic address: baroncelli@in.cnr.it." } }, { "@type": "Person", "name": "Alexander S Ecker", "url": "https://questionsmedicales.fr/author/Alexander%20S%20Ecker", "affiliation": { "@type": "Organization", "name": "Institute for Computer Science, University Göttingen, Göttingen, Germany." } } ], "citation": [ { "@type": "ScholarlyArticle", "name": "Presence of HPV in prostate tissue from patients submitted to prostate biopsy.", "datePublished": "2023-01-13", "url": "https://questionsmedicales.fr/article/36651430", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1590/acb371205" } }, { "@type": "ScholarlyArticle", "name": "Prostatic arterial embolisation for men with benign prostatic hyperplasia: a Cochrane review.", "datePublished": "2022-07-13", "url": "https://questionsmedicales.fr/article/35696302", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1111/bju.15823" } }, { "@type": "ScholarlyArticle", "name": "Automatic detection of prostate cancer grades and chronic prostatitis in biparametric MRI.", "datePublished": "2023-05-26", "url": "https://questionsmedicales.fr/article/37271051", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1016/j.cmpb.2023.107624" } }, { "@type": "ScholarlyArticle", "name": "Is systematic prostate biopsy an overkill in metastatic prostate carcinoma ? A prospective validation.", "datePublished": "2023-03-14", "url": "https://questionsmedicales.fr/article/36917412", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1007/s11255-023-03531-2" } }, { "@type": "ScholarlyArticle", "name": "Prostatic artery embolization compared to transurethral resection of the prostate and prostatic urethral lift: a real-world population-based study.", "datePublished": "2022-12-04", "url": "https://questionsmedicales.fr/article/36463348", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1007/s00345-022-04218-6" } } ], "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": "Prosencéphale", "item": "https://questionsmedicales.fr/mesh/D016548" }, { "@type": "ListItem", "position": 6, "name": "Télencéphale", "item": "https://questionsmedicales.fr/mesh/D013687" }, { "@type": "ListItem", "position": 7, "name": "Cerveau", "item": "https://questionsmedicales.fr/mesh/D054022" }, { "@type": "ListItem", "position": 8, "name": "Cortex cérébral", "item": "https://questionsmedicales.fr/mesh/D002540" }, { "@type": "ListItem", "position": 9, "name": "Cortex sensorimoteur", "item": "https://questionsmedicales.fr/mesh/D066191" }, { "@type": "ListItem", "position": 10, "name": "Cortex visuel", "item": "https://questionsmedicales.fr/mesh/D014793" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Cortex visuel - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Cortex visuel", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-08", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Cortex visuel", "description": "Comment diagnostiquer une lésion du cortex visuel ?\nQuels tests évaluent la fonction visuelle ?\nQuels signes indiquent une dysfonction du cortex visuel ?\nQuel rôle joue l'électroencéphalogramme (EEG) ?\nComment évaluer la vision des couleurs ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Cortex visuel", "description": "Quels sont les symptômes d'une lésion du cortex visuel ?\nComment se manifeste l'agnosie visuelle ?\nQu'est-ce que l'hémianopsie ?\nQuels troubles peuvent affecter la perception des mouvements ?\nQuels symptômes indiquent une migraine occulaire ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Cortex visuel", "description": "Comment prévenir les lésions cérébrales ?\nQuels examens réguliers sont recommandés ?\nComment réduire le risque de migraines ?\nQuels conseils pour protéger la santé oculaire ?\nComment gérer le stress pour prévenir les troubles visuels ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Cortex visuel", "description": "Quels traitements existent pour les troubles visuels ?\nComment traiter l'agnosie visuelle ?\nQuels médicaments peuvent aider les migraines visuelles ?\nComment la rééducation visuelle fonctionne-t-elle ?\nQuels sont les traitements pour l'hémianopsie ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Cortex visuel", "description": "Quelles complications peuvent survenir après une lésion du cortex visuel ?\nComment l'hémianopsie affecte-t-elle la vie quotidienne ?\nQuels risques sont associés à l'agnosie visuelle ?\nQuelles sont les conséquences des migraines fréquentes ?\nComment les troubles visuels peuvent-ils affecter l'éducation ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Cortex visuel", "description": "Quels facteurs augmentent le risque de lésions cérébrales ?\nComment l'âge influence-t-il les troubles visuels ?\nQuels rôles jouent les antécédents familiaux ?\nComment le diabète affecte-t-il la vision ?\nQuels comportements augmentent le risque de migraines ?", "url": "https://questionsmedicales.fr/mesh/D014793?mesh_terms=Prostate&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une lésion du cortex visuel ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Un examen neurologique et des imageries cérébrales comme l'IRM sont utilisés." } }, { "@type": "Question", "name": "Quels tests évaluent la fonction visuelle ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de champ visuel et d'acuité visuelle sont couramment utilisés." } }, { "@type": "Question", "name": "Quels signes indiquent une dysfonction du cortex visuel ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des troubles de la perception visuelle, comme l'agnosie, peuvent indiquer une dysfonction." } }, { "@type": "Question", "name": "Quel rôle joue l'électroencéphalogramme (EEG) ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'EEG peut aider à détecter des anomalies électriques liées à des troubles visuels." } }, { "@type": "Question", "name": "Comment évaluer la vision des couleurs ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des tests spécifiques comme le test de Ishihara sont utilisés pour évaluer la vision des couleurs." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une lésion du cortex visuel ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des troubles de la vision, des hallucinations visuelles et des difficultés de reconnaissance." } }, { "@type": "Question", "name": "Comment se manifeste l'agnosie visuelle ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "L'agnosie visuelle se manifeste par l'incapacité de reconnaître des objets malgré une vision intacte." } }, { "@type": "Question", "name": "Qu'est-ce que l'hémianopsie ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "L'hémianopsie est une perte de vision dans une moitié du champ visuel, souvent due à des lésions cérébrales." } }, { "@type": "Question", "name": "Quels troubles peuvent affecter la perception des mouvements ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des troubles comme la simultagnosie peuvent affecter la perception des mouvements et des objets." } }, { "@type": "Question", "name": "Quels symptômes indiquent une migraine occulaire ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des troubles visuels temporaires, comme des éclairs lumineux ou des taches." } }, { "@type": "Question", "name": "Comment prévenir les lésions cérébrales ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Éviter les traumatismes crâniens, adopter un mode de vie sain et contrôler les maladies vasculaires." } }, { "@type": "Question", "name": "Quels examens réguliers sont recommandés ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des examens ophtalmologiques réguliers peuvent aider à détecter précocement des troubles visuels." } }, { "@type": "Question", "name": "Comment réduire le risque de migraines ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Éviter les déclencheurs connus, gérer le stress et maintenir une bonne hydratation peuvent aider." } }, { "@type": "Question", "name": "Quels conseils pour protéger la santé oculaire ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Porter des lunettes de soleil, éviter les écrans excessifs et avoir une alimentation équilibrée." } }, { "@type": "Question", "name": "Comment gérer le stress pour prévenir les troubles visuels ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Des techniques de relaxation comme le yoga et la méditation peuvent aider à réduire le stress." } }, { "@type": "Question", "name": "Quels traitements existent pour les troubles visuels ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent la rééducation visuelle, la thérapie occupationnelle et parfois des médicaments." } }, { "@type": "Question", "name": "Comment traiter l'agnosie visuelle ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La thérapie cognitive et des exercices de reconnaissance peuvent aider à traiter l'agnosie." } }, { "@type": "Question", "name": "Quels médicaments peuvent aider les migraines visuelles ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme les triptans et les anti-inflammatoires peuvent soulager les migraines." } }, { "@type": "Question", "name": "Comment la rééducation visuelle fonctionne-t-elle ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La rééducation visuelle utilise des exercices pour améliorer la perception et la reconnaissance visuelle." } }, { "@type": "Question", "name": "Quels sont les traitements pour l'hémianopsie ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des stratégies de compensation et des exercices de champ visuel peuvent aider à gérer l'hémianopsie." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir après une lésion du cortex visuel ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des troubles cognitifs, des problèmes de coordination et des difficultés d'apprentissage." } }, { "@type": "Question", "name": "Comment l'hémianopsie affecte-t-elle la vie quotidienne ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "L'hémianopsie peut compliquer la conduite, la lecture et d'autres activités nécessitant une vision complète." } }, { "@type": "Question", "name": "Quels risques sont associés à l'agnosie visuelle ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "L'agnosie peut entraîner des difficultés dans les interactions sociales et des problèmes d'autonomie." } }, { "@type": "Question", "name": "Quelles sont les conséquences des migraines fréquentes ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Des migraines fréquentes peuvent entraîner des troubles de l'humeur, de l'anxiété et des absences au travail." } }, { "@type": "Question", "name": "Comment les troubles visuels peuvent-ils affecter l'éducation ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les troubles visuels peuvent nuire à l'apprentissage, nécessitant des adaptations scolaires spécifiques." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de lésions cérébrales ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les traumatismes crâniens, les AVC et les maladies neurodégénératives augmentent le risque." } }, { "@type": "Question", "name": "Comment l'âge influence-t-il les troubles visuels ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le vieillissement peut entraîner une dégénérescence des cellules nerveuses et des troubles visuels." } }, { "@type": "Question", "name": "Quels rôles jouent les antécédents familiaux ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents familiaux de troubles neurologiques peuvent augmenter le risque de dysfonction visuelle." } }, { "@type": "Question", "name": "Comment le diabète affecte-t-il la vision ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Le diabète peut entraîner des complications oculaires comme la rétinopathie diabétique, affectant la vision." } }, { "@type": "Question", "name": "Quels comportements augmentent le risque de migraines ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Le stress, le manque de sommeil et une mauvaise alimentation peuvent déclencher des migraines." } } ] } ] }

Sources (10000 au total)

Presence of HPV in prostate tissue from patients submitted to prostate biopsy.

Prostate cancer (PCa) is the second most frequent cancer among men in the Western population. Infections, such as the one caused by the human papillomavirus (HPV), have been shown to promote inflammat... Prostate tissue fragments were collected by prostate biopsy and subjected to polymerase chain reaction with primers for the HPV L1 gene to identify the presence of the virus.... Among 162 patients, 10 (6.2%) had HPV and in 152 (93.8%) HPV was not identified in prostate biopsies. HPV was detected in 7/95 (7.4%) of patients with PCa, in 2/55 (3.6%) of patients without PCa, and ... There were no significant levels of HPV L1 protein in prostate tissue. The findings suggest the absence of HPV oncogenic activity in the prostate tissue of patients with PCa....

Prostatic arterial embolisation for men with benign prostatic hyperplasia: a Cochrane review.

To assess the effects of prostatic arterial embolisation (PAE) compared to other procedures for treatment of lower urinary tract symptoms (LUTS) in men with benign prostatic hyperplasia (BPH).... We included randomised controlled trials (RCTs), as well as non-randomised studies (NRSs) enrolling men with BPH undergoing PAE vs other surgical interventions via a comprehensive search up until 8 No... We found data to inform two comparisons: PAE vs transurethral resection of prostate (TURP; six RCTs and two NRSs), and PAE vs sham (one RCT). This abstract focuses on the primary outcomes in a compari... Compared to TURP, the impact on urological symptoms and QoL improvement as perceived by patients appears to be similar. This review did reveal major uncertainty as to how major adverse events compare....

Automatic detection of prostate cancer grades and chronic prostatitis in biparametric MRI.

With emerging evidence to improve prostate cancer (PCa) screening, multiparametric magnetic prostate imaging is becoming an essential noninvasive component of the diagnostic routine. Computer-aided di... We collected 1647 fine-grained biopsy-confirmed findings, including Gleason scores and prostatitis, to form a training dataset. In our experimental framework for lesion detection, all models utilized ... An optimal model configuration with fine class granularity (prostatitis included) and OHE has scored the lesion-wise partial Free-Response Receiver Operating Characteristic (FROC) area under the curve... This paper examines several configurations for model training in the biparametric MRI setup and proposes optimal value ranges. It also shows that the fine-grained class configuration, including prosta...

Is systematic prostate biopsy an overkill in metastatic prostate carcinoma ? A prospective validation.

To assess the efficacy of 2-core prostate biopsy in advanced prostate cancer patients. This included a retrospective analysis of 12-core prostate biopsies and a prospective validation that a reduced n... The first phase analyzed retrospective data from 12-core prostate biopsies between January 2013 and 2018. In the second phase, from January 2018 to January 2022, in a prospective setting, patients wit... In the retrospective analysis, the number of positive cores in metastatic disease was 12 in 93 (73.8%), 11 in 14 (11.1%), and 10 in 7 (5.6%) patients. Using probability analysis, 94% of patients with ... A 2-core biopsy is adequate in almost all patients with metastatic prostate cancer with PSA > 75, and this avoids excess complications and morbidity associated with a systematic 12-core prostate biops...

Prostatic artery embolization compared to transurethral resection of the prostate and prostatic urethral lift: a real-world population-based study.

There are growing interests for minimally invasive surgical techniques (MISTs) for the treatment of benign prostatic hyperplasia (BPH)-associated lower urinary tract symptoms (LUTS). Prostatic artery ... We present an observational population-based study of 12,902 men with BPH in New York State who received PAE, TURP, and PUL in outpatient and ambulatory surgery settings from 2014 to 2018. For short-t... Of 12 902 men, 335 had PAE, 11,205 had TURP, and 1362 had PUL. PAE patients had the highest 30-day (19.9%) and 90-day (35.6%) risks of readmission to inpatient or ER (p < 0.01). Non-specific abdominal... In a real-world population, PAE was associated with the most frequent 30-day and 90-day readmission to inpatient or ER and the highest retreatment rate among all surgical techniques even when controll...

Is prostatic adenocarcinoma with cribriform architecture more difficult to detect on prostate MRI?

Cribriform (CBFM) pattern on prostate biopsy has been implicated as a predictor for high-risk features, potentially leading to adverse outcomes after definitive treatment. This study aims to investiga... Patients who underwent multiparametric magnetic resonance imaging (mpMRI), combined 12-core transrectal ultrasound (TRUS) guided systematic (SB) and MRI/US fusion-guided biopsy were retrospectively qu... Between 2015 and 2022, a total of 131 consecutive patients with CBFM pattern on prostate biopsy and pre-biopsy mpMRI were included. Clinical feature analysis included 1572 systematic biopsy cores (114... The extent of disease for CBFM-containing tumors is difficult to capture on mpMRI. When comparing MRI lesions of similar dimensions and PIRADS scores, CBFM-containing tumors appear to have larger canc...

Prostate and metastasis-directed focal therapy in prostate cancer: hype or hope?

The paradigm of focal therapy's role in metastatic patients is being challenged by evolving attitudes and emerging data. At the current time, specifically regarding prostate cancer, does the evidence ... We searched the literature via PubMed, MEDLINE, and Embase for studies from 2014 to the present addressing focal therapy with non-palliative intent in metastatic prostate cancer patients, emphasizing ... Current evidence is strongest, and in our opinion practice-changing, for prostate-directed RT in de novo metastatic patients with low metastatic burden. Metastasis-directed therapy with SBRT is consis...