Titre : Cortex visuel

Cortex visuel : Questions médicales fréquentes

Termes MeSH sélectionnés :

Prognosis
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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=Prognosis&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=Prognosis&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=Prognosis&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=Prognosis&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=Prognosis&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)

Hemodynamic Profiling and Prognosis in Cardiac Amyloidosis.

Little information is available on the prognostic relevance of cardiac hemodynamic cutoffs in cardiac amyloidosis (CA) and its subtypes.... Consecutive patients diagnose with light chain-CA or transthyretin CA undergoing right heart catheterization were analyzed. Prognostic relevance of classic hemodynamic cutoffs of cardiac index (CI <2.... A total of 469 CA patients underwent right heart catheterization (light chain CA=42% and transthyretin CA=52%) of whom 69%, 64%, and 79% had elevated right atrial pressure, pulmonary capillary wedge p... Hemodynamic variables are grossly abnormal in CA, but elevated filling pressures are prognostic at significantly higher threshold values than classic cutoff values. CI is the hemodynamic variable most...

Effect of age on the prognosis of intrahepatic cholangiocarcinoma.

Intrahepatic cholangiocarcinoma (iCCA) is a subgroup of cholangiocarcinoma and is the second- most-common primary hepatic tumor. Several predictive and prognostic factors have been analyzed; however, ... A retrospective analysis of patients treated between 2005 and 2016 at Konkuk University Medical Center. In total, 133 patients with iCCA were identified. The mass-forming, periductal-infiltrating, and... In total, 114 patients were enrolled. The two groups differed with regard to treatment options such as surgery with adjuvant chemotherapy or palliative chemotherapy (p = 0.012, p < 0.001). The younger... Younger patients and those who underwent surgery with adjuvant chemotherapy had longer survival. The younger the patient, the more treatments received, including palliative chemotherapy....

Prognosis of Congenital Anomalies in Conceptions Following

Conceptions following... In this multicenter retrospective cohort study, we followed 405,473 embryo transfer cycles at 15 reproductive centers between January 2010 and December 2019 and enrolled 2,006 intrauterine pregnancies... Among the 168,270 ongoing intrauterine pregnancy cycles, the prevalence of congenital anomalies was 1.19%, wherein the malformation rates of cycles with late abortion and delivery were 2.37% (716/30,2... Poor fertilization rates during IVF/ICSI treatments are more likely to have poor prognosis in fetuses or neonates with congenital anomalies, and obstetric management should be strengthened in pregnant...

Prognosis of Methanol Poisoning in a Developing Setting.

Methanol-poisoning can be a challenging cause of mortality. Identifying the epidemiological, clinical, and para-clinical determinants of outcome in methanol-poisoning patients could be a step forward ... In this hospital-based cohort study, 123 methanol-poisoning patients were included. Data on background variables, details of methanol consumption, and laboratory assessments were recorded for each pat... Most of the study population were male (n=107/123). The mean age of the participants was 30.3±9.1 years. Ninety patients (73.2%) were reported as being conscious on admission, and 34.3% of patients we... Besides LOC, patients with any abnormality in their brain CT scan on admission were found to be at higher risk of death, and patients with supratentorial edema were at risk of longer LOS. Brain CT-sca...

Metastasis pattern and prognosis in children with neuroblastoma.

We aimed to investigate the different metastases and prognoses of neuroblastoma (NB) and determine the risk factors of metastasis.... Data of 1224 patients with NB were obtained from the Surveillance, Epidemiology and End Results database (2010-2018). Pearson's chi-square test, Kaplan-Meier analysis, multivariable logistic regressio... The overall incidence of NB was an age-adjusted rate of 8.2 patients per 1,000,000 children. In total, 1224 patients were included in our study, with 599 patients (48.9%) exhibiting distant metastases... Metastatic NB has unique clinicopathological features, with the bone and liver as the most common single metastatic sites of NB. Therefore, more aggressive treatment is recommended for high-risk child...

CXCR3 predicts the prognosis of endometrial adenocarcinoma.

Currently, endometrial adenocarcinoma lacks an effective prognostic indicator. This study was to develop and validate a gene biomarker and a nomogram to predict the survival of endometrial adenocarcin... 425 endometrial adenocarcinoma cases with RNA sequencing data from TCGA were used to identify the most immune-related module by WGCNA. As an external test set, 103 cases from GSE17025 were used. Immun... CXCR3 was identified as a prognostic biomarker. We calculated the risk score and divided the cases into the high-risk and low-risk groups by the median value of the risk score. The OS of the high-risk... We identified CXCR3 as the prognostic biomarker. We also developed and validated a predictive nomogram model combining CXCR3, age, histological grade, and FIGO stage for endometrial adenocarcinoma, wh...

Seasonal effects on cancer incidence and prognosis.

It is unknown if the reduction in the expected number of cancer cases diagnosed during Swedish holidays are due to diagnostic delays, how different cancers are affected, and if the season of diagnosis... This nationwide cohort study included all Swedish residents aged 20-84 in 1990-2019. Incidence and relative survival in pancreatic, colorectal, lung, urothelial, breast, and prostate cancer, together ... We identified 882,980 cancer cases. Incidence declined during holiday season for all malignancies and the IRR ranged from 0.58 (95% CI 0.57-0.59 in breast to 0.92 (95% CI 0.89-0.94) in pancreatic canc... This study demonstrates lower holiday detection rates and higher mortality rates in various cancer types diagnosed during holiday season. Healthcare systems should offer a uniform level of cancer care...