Comment évaluer la perception visuelle ?

Des tests de vision, comme l'optométrie, évaluent la perception visuelle.

Quels examens pour troubles de la perception ?

L'IRM et l'électrorétinogramme aident à diagnostiquer les troubles de la perception.

Quels signes indiquent un problème visuel ?

Des difficultés à voir, des illusions ou des distorsions visuelles peuvent indiquer un problème.

Quand consulter un spécialiste de la vue ?

Consultez un ophtalmologiste si vous ressentez des changements soudains de vision.

Quelles sont les causes de troubles visuels ?

Les causes incluent les maladies oculaires, les traumatismes et les troubles neurologiques.

Quels symptômes de troubles de la perception ?

Les symptômes incluent la vision floue, les halos, et les difficultés de profondeur.

Comment reconnaître une illusion visuelle ?

Les illusions visuelles se manifestent par des perceptions erronées d'objets ou de couleurs.

Qu'est-ce que l'agnosie visuelle ?

L'agnosie visuelle est l'incapacité de reconnaître des objets malgré une vision intacte.

Quels signes d'une fatigue visuelle ?

Les signes incluent des maux de tête, des yeux secs et une vision floue après un usage prolongé.

Comment se manifeste la synesthésie visuelle ?

La synesthésie visuelle se manifeste par des associations involontaires entre couleurs et sons.

Comment prévenir les troubles de la perception ?

Protégez vos yeux avec des lunettes de soleil et faites des examens réguliers.

Quel rôle joue l'alimentation sur la vision ?

Une alimentation riche en vitamines A, C et E peut aider à maintenir une bonne vision.

Comment réduire la fatigue visuelle ?

Faites des pauses régulières lors de l'utilisation d'écrans pour réduire la fatigue visuelle.

Pourquoi éviter le tabac pour la vision ?

Le tabac augmente le risque de maladies oculaires comme la dégénérescence maculaire.

L'exercice physique aide-t-il la vision ?

Oui, l'exercice régulier améliore la circulation sanguine, bénéfique pour la santé oculaire.

Quels traitements pour troubles de la perception ?

Les traitements incluent la thérapie visuelle, les lunettes et parfois la chirurgie.

Comment la thérapie visuelle aide-t-elle ?

La thérapie visuelle améliore la coordination œil-main et la perception visuelle.

Les lunettes corrigent-elles la perception ?

Oui, les lunettes corrigent les erreurs de réfraction et améliorent la perception visuelle.

Quand envisager une chirurgie oculaire ?

La chirurgie est envisagée pour des problèmes structurels comme la cataracte ou le glaucome.

Quels médicaments pour troubles visuels ?

Des médicaments peuvent traiter des conditions comme le glaucome ou les infections oculaires.

Quelles complications des troubles visuels ?

Les complications incluent la perte de vision, l'isolement social et des troubles émotionnels.

Comment les troubles visuels affectent-ils la vie quotidienne ?

Ils peuvent limiter les activités quotidiennes, affecter le travail et la mobilité.

Quels risques de dépression avec troubles visuels ?

Les troubles visuels augmentent le risque de dépression en raison de l'isolement social.

Les troubles de la perception peuvent-ils s'aggraver ?

Oui, sans traitement, certains troubles de la perception peuvent s'aggraver avec le temps.

Quelles sont les conséquences d'une agnosie visuelle ?

L'agnosie visuelle peut entraîner des difficultés dans la reconnaissance d'objets et des interactions sociales.

Quels facteurs de risque pour troubles visuels ?

Les facteurs incluent l'âge, les antécédents familiaux et les maladies chroniques.

Le diabète augmente-t-il les risques visuels ?

Oui, le diabète peut causer des complications oculaires comme la rétinopathie diabétique.

Comment l'hypertension affecte-t-elle la vision ?

L'hypertension peut endommager les vaisseaux sanguins de l'œil, entraînant des troubles visuels.

Le stress influence-t-il la perception visuelle ?

Oui, le stress peut affecter la concentration et la clarté de la perception visuelle.

Les antécédents de traumatismes oculaires sont-ils un risque ?

Oui, les traumatismes oculaires augmentent le risque de troubles de la perception visuelle.

Perception visuelle - Informations médicales vérifiées

Lipoplasty in the Overweight Patient.

Jan 2024

DOI: 10.1016/j.cps.2023.06.010 PMID: 37945074

The practice of large volume liposuction, when executed by board-certified plastic surgeons using a variety of energy-assisted liposuction devices, has been substantiated as a secure procedure, yieldi...

Humans Lipectomy Overweight Postoperative Care Skin +1 autres

Boys with overweight status lagged behind girls with overweight status in reading: evidence from mendelian randomization.

07 2023

DOI: 10.1016/j.jclinepi.2023.05.001 PMID: 37156340

We investigated the relationship between childhood weight status and academic achievement across sexes and different school subjects in Norway.... We used data from the Norwegian Mother, Father and Child Cohort Study (MoBa), which includes genetic data (N = 13,648, 8-year-old children). We employed within-family mendelian randomization, using a ... Contrary to most previous findings, we observed that overweight status (including obesity) has more detrimental effects on reading achievement in boys than in girls; the test scores of boys with overw... Previous obesity prevention studies have mainly targeted girls, based on the assumption that the obesity penalty is greater for girls. Our findings highlight that particular attention to boys with ove...

Male Child Female Humans Overweight +4 autres

Overweight grandsons and grandfathers' starvation exposure.

09 2023

DOI: 10.1016/j.jhealeco.2023.102796 PMID: 37541079

Much of the increase in the prevalence of overweight and obesity has been in developing countries with a history of famines and malnutrition. This paper is the first to examine overweight among adult ...

Adult Humans Male Middle Aged Grandparents +3 autres

Homocysteine concentrations in overweight children and adolescents.

2023

DOI: 10.1590/1806-9282.20220991 PMID: 36722654

The aim of this study was to describe homocysteine concentrations in overweight and obese children and adolescents and relate them to blood pressure levels, renal function, and insulin resistance.... This is a cross-sectional and observational study with 64 overweight children and adolescents (mean age: 11.6±3.5 years) in outpatient follow-up. The following parameters were evaluated: body mass ind... The mean body mass index z-score was 2.9±1.1. The mean homocysteine concentrations were 8.6±2.2 μmol/L (10th and 90th percentiles: 6.6 and 11.2 μmol/L, respectively), with no difference when compared ... Homocysteine concentrations in overweight children and adolescents (mean 8.6±2.2 μmol/L) were not associated with body mass index z-score, blood pressure, renal function, and insulin resistance....

Adolescent Child Humans Blood Pressure Body Mass Index +6 autres

Cancers attributable to overweight and obesity in Italy.

Dec 2023

DOI: 10.1016/j.canep.2023.102468 PMID: 37832242

Overweight and obesity are associated with multiple cancers. We quantified the burden of cancer attributable to overweight and obesity in Italy.... We estimated sex- and cancer site-specific population attributable fractions (PAFs) combining relative risks (from recent meta-analyses) with national obesity prevalence data (from a large sample surv... 3.6% of cancers in men and 4.0% in women in Italy were attributable to overweight and obesity, corresponding, respectively, to over 6900 and 7200 diagnoses in 2020. Attributable deaths were over 3600 ... The cancer burden associated with overweight and obesity in Italy is considerable, but smaller compared to other high income countries, likely because of the lower prevalence of overweight and obesity...

Male Female Humans Overweight Risk Factors +6 autres

Impact of overweight and obesity in postmenopausal women.

Dec 2023

DOI: 10.1080/13697137.2023.2228692 PMID: 37477988

This study aimed to investigate the association between overweight and obesity in postmenopausal women and different aspects related to health such as quality of life, physical activity, sleep quality... An observational cross-sectional study was carried out during 2021-2022 in Spain in postmenopausal women. Health-related quality of life was assessed using the 12-item short-form survey (SF-12). The P... A total of 395 postmenopausal women participated: 64.6% (... Obesity in postmenopausal women negatively affects perceived quality of life, sleep quality, physical activity, the development of cardiovascular problems and pelvic floor-related problems....

Female Humans Overweight Quality of Life Postmenopause +2 autres

Gene-Environment Interplay in the Development of Overweight.

09 2023

DOI: 10.1016/j.jadohealth.2023.04.028 PMID: 37318409

Overweight in youth is influenced by genes and environment. Gene-environment interaction (G×E) has been demonstrated in twin studies and recent developments in genetics allow for studying G×E using in... Latent class growth models of overweight were fitted using data from the TRacking Adolescents' Individual Lives Survey (n = 2720). A polygenic score for body mass index (BMI) was derived using summary... A three-class model of developmental pathways of overweight fitted the data best ("non-overweight", "adolescent-onset overweight", and "persistent overweight"). The polygenic score for BMI and socioec... Higher genetic predisposition increased the risk of developing overweight during adolescence and young adulthood and was associated with an earlier age at onset. We did not find that genetic predispos...

Adult Adolescent Humans Young Adult Longitudinal Studies +7 autres

Calcium supplementation for people with overweight or obesity.

09 May 2024

DOI: 10.1002/14651858.CD012268.pub2 PMID: 38721870

Obesity is a major health problem worldwide as it can lead to high blood pressure, heart disease, stroke, diabetes, and insulin resistance. The prevalence of overweight and obesity is increasing world... To assess the effects of calcium supplementation on weight loss in individuals living with overweight or obesity.... We searched CENTRAL, MEDLINE, Embase, LILACS (Latin American and Caribbean Health Science Information database), and two clinical trials registries. The date of the last search of all databases (excep... We included randomised controlled trials evaluating the effect of calcium in participants with overweight or obesity of any age or gender. We excluded studies in participants with absorption problems.... We used standard methodological procedures expected by Cochrane. Our primary outcomes were body weight, health-related quality of life, and adverse events. Our secondary outcomes were anthropometric m... We found 18 studies that evaluated the effect of calcium compared to placebo or control, with a total of 1873 randomised participants (950 participants in the calcium supplementation groups and 923 in... Calcium supplementation for eight weeks to 24 months may result in little to no difference in body weight in people with overweight or obesity. The current evidence is of low certainty, due to concern...

Humans Randomized Controlled Trials as Topic Overweight Obesity Dietary Supplements +10 autres

Fish Oil And/Or Probiotics Intervention in Overweight/Obese Pregnant Women and Overweight Risk in 24-Month-Old Children.

01 02 2023

DOI: 10.1097/MPG.0000000000003659 PMID: 36705702

To evaluate whether a fish oil and/or probiotics intervention in pregnant women with overweight or obesity would influence the tendency of their 24-month-old children to become overweight and alter th... Women (n = 439) were double-blindly randomized into 4 intervention groups: fish oil+placebo, probiotics+placebo, probiotics+fish oil, and placebo+placebo (fish oil: 1.9 g docosahexaenoic acid and 0.22... Probiotics+placebo [weight-for-height% adj. Odds ratio (OR) = 0.36, 95% confidence interval (CI) = 0.14-0.95] and probiotics+fish oil [weight-for-age standard deviation score (SD-score) adj. OR = 0.22... The administration of probiotics solely and in combination with fish oil during pregnancy to women with overweight or obesity lowered the overweight odds of their 24-month-old children....

Child Female Humans Pregnancy Bifidobacterium animalis +6 autres

Inflammatory profile associated with insulin resistance in non-overweight versus overweight people living with HIV in Pune, Western India.

Jul 2022

DOI: 10.1016/j.dsx.2022.102551 PMID: 35777254

People living with HIV have greater diabetes (T2DM) than the general population despite lower prevalence of overweight/obesity. Both insulin resistance (IR), a T2DM precursor, and HIV are independentl... To study the association between inflammation and IR in non-overweight and overweight people living with HIV.... In a cohort of adult people living with HIV with undetectable viral load in Pune, India, we measured fasting insulin, glucose, and 9 inflammatory markers. IR was defined as HOMA-IR ≥2, and non-overwei... Of 288 participants, 66% (n = 189) were non-overweight. Among non-overweight, prevalence of IR was 34% (n = 65). Each doubling of MCP-1 and leptin was associated with IR on univariate analysis (preval... One in 3 non-overweight people living with HIV in India with controlled viremia have IR. Leptin was associated with IR among non-overweight people living with HIV and may provide insight into the path...

Adult Biomarkers Body Mass Index Diabetes Mellitus, Type 2 HIV Infections +7 autres

Perception visuelle : Questions médicales fréquentes

Termes MeSH sélectionnés :

Questions fréquentes et termes MeSH associés

Diagnostic 5

Symptômes 5

Prévention 5

Traitements 5

Complications 5

Facteurs de risque 5

Contenu validé par Dr Olivier Menir

Sous-catégories

Clignement attentionnel

Perception des couleurs

Perception du mouvement

Reconnaissance visuelle des formes

Clôture perceptive

Vision binoculaire

Vision monoculaire

Reconnaissance faciale

Auteurs principaux

Sources (4640 au total)