Titre : Escarre

Escarre : Questions médicales fréquentes

Termes MeSH sélectionnés :

Visual Pathways
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prolongée est-elle un facteur de risque ?", "url": "https://questionsmedicales.fr/mesh/D003668?mesh_terms=Visual+Pathways&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une escarre ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic repose sur l'examen clinique et l'évaluation de la peau." } }, { "@type": "Question", "name": "Quels tests sont nécessaires pour les escarres ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Aucun test spécifique n'est requis, mais des cultures peuvent être faites si infection." } }, { "@type": "Question", "name": "Quels sont les stades des escarres ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les escarres sont classées en quatre stades, du rouge au tissu nécrotique." } }, { "@type": "Question", "name": "Comment évaluer la gravité d'une escarre ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "La gravité est évaluée selon la profondeur, l'étendue et l'état des tissus." } }, { "@type": "Question", "name": "Quels signes indiquent une escarre ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Rougeur persistante, douleur, chaleur, et parfois écoulement ou nécrose." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une escarre ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Rougeur, douleur, chaleur, et parfois des cloques ou des ulcérations." } }, { "@type": "Question", "name": "Comment reconnaître une escarre au stade précoce ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Une rougeur persistante sur une zone de pression est un signe précoce." } }, { "@type": "Question", "name": "Les escarres peuvent-elles être indolores ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines escarres peuvent ne pas provoquer de douleur au début." } }, { "@type": "Question", "name": "Quels changements cutanés signalent une escarre ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Changements de couleur, texture, et parfois des fissures ou des plaies." } }, { "@type": "Question", "name": "Les escarres peuvent-elles s'infecter ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les escarres peuvent s'infecter, entraînant rougeur et écoulement." } }, { "@type": "Question", "name": "Comment prévenir les escarres ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Changer régulièrement de position et utiliser des matelas spéciaux aide à prévenir." } }, { "@type": "Question", "name": "Quelle est l'importance de l'hygiène pour prévenir les escarres ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Une bonne hygiène cutanée réduit le risque d'infection et d'escarres." } }, { "@type": "Question", "name": "Les soins de la peau sont-ils importants ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, maintenir la peau propre et hydratée est crucial pour la prévention." } }, { "@type": "Question", "name": "À quelle fréquence faut-il changer de position ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Il est recommandé de changer de position toutes les deux heures." } }, { "@type": "Question", "name": "Les dispositifs médicaux aident-ils à prévenir les escarres ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les coussins et matelas spéciaux réduisent la pression sur la peau." } }, { "@type": "Question", "name": "Quel est le traitement principal des escarres ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement inclut le soulagement de la pression et des soins de la plaie." } }, { "@type": "Question", "name": "Quels types de pansements sont utilisés ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des pansements hydrocolloïdes, alginates ou en mousse sont souvent utilisés." } }, { "@type": "Question", "name": "Quand faut-il envisager une intervention chirurgicale ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Une chirurgie peut être nécessaire pour retirer le tissu nécrotique ou réparer la plaie." } }, { "@type": "Question", "name": "Comment gérer la douleur liée aux escarres ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des analgésiques et des soins appropriés de la plaie aident à gérer la douleur." } }, { "@type": "Question", "name": "Les antibiotiques sont-ils nécessaires pour les escarres ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des antibiotiques peuvent être prescrits si une infection est présente." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec les escarres ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Infections, septicémie, et complications osseuses comme l'ostéomyélite." } }, { "@type": "Question", "name": "Les escarres peuvent-elles entraîner des infections graves ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les escarres non traitées peuvent mener à des infections graves." } }, { "@type": "Question", "name": "Comment les escarres affectent-elles la qualité de vie ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Elles peuvent causer douleur, mobilité réduite et détérioration de l'état général." } }, { "@type": "Question", "name": "Les escarres peuvent-elles causer des problèmes psychologiques ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la douleur et l'isolement peuvent entraîner dépression et anxiété." } }, { "@type": "Question", "name": "Quelles sont les conséquences à long terme des escarres ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les escarres peuvent entraîner des handicaps permanents et des infections récurrentes." } }, { "@type": "Question", "name": "Qui est le plus à risque d'escarres ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les personnes alitées, âgées ou ayant des troubles de la circulation sont à risque." } }, { "@type": "Question", "name": "Comment l'alimentation influence-t-elle le risque d'escarres ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Une mauvaise nutrition peut affaiblir la peau et augmenter le risque d'escarres." } }, { "@type": "Question", "name": "Les maladies chroniques augmentent-elles le risque d'escarres ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des maladies comme le diabète et les maladies cardiovasculaires augmentent le risque." } }, { "@type": "Question", "name": "Le tabagisme est-il un facteur de risque pour les escarres ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme réduit la circulation sanguine, augmentant le risque d'escarres." } }, { "@type": "Question", "name": "L'immobilité prolongée est-elle un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, rester immobile longtemps augmente considérablement le risque d'escarres." } } ] } ] }

Sources (10000 au total)

Causal effect of COVID-19 on optic nerve and visual pathway disorders: genetic evidence of lung-brain axis.

To investigate the potential causal association between COVID-19 exposure and optic nerve and visual pathway disorders through a two-sample bidirectional Mendelian randomization (MR) analysis, and to ... This MR analysis utilized publicly accessible summary-level data from genome-wide association studies on COVID-19 (n=158,783) and optic nerve and visual pathway diseases (n=412,181), primarily involvi... In the forward analysis, the inverse-variance weighted method identified a significant causal effect of COVID-19 on optic nerve and visual pathway disorders (odds ratio = 1.697, 95% confidence interva... Our findings suggest that COVID-19 exposure may increase the risk of developing optic nerve and visual pathway disorders, supporting the lung-brain axis hypothesis. These results underscore the import...

Retinal structure and visual pathway function at school age in children born extremely preterm: a population-based study.

Children born extremely preterm (gestational age < 28 weeks) show reduced visual function even without any cerebral or ophthalmological neonatal diagnosis. In this study, we aimed to assess the retina... All children born extremely preterm from 2006-2011 (n = 65) in Central Norway were invited to participate. Thirty-six children (55%) with a median age of 13 years (range = 10-16) were examined with OC... Participants displayed abnormal retinal structure and P100 latencies (≥ 2 SD) compared to reference populations. Moreover, there was a negative correlation between P100 latency in large checks and RNF... Children born extremely preterm without preterm brain injury sequelae have signs of persistent immaturity of retinal vasculature and neuroretinal layers. Thinner neuroretinal layers are associated wit...

Age-related changes in the healthy adult visual pathway: evidence from diffusion tensor imaging with fixel-based analysis.

Fixel-based analysis (FBA) is a new method that overcomes the technical limitations of diffusion tensor imaging (DTI) by enabling the characterization of multiple fiber populations within a voxel, and... In this prospective cross-sectional study, brain DTI scans which were collected with more than six uniformly distributed gradient directions and higher b‑values (up to 2000 s/mm... Pearson's correlation analysis showed that DTI parameters of white matter (optic nerve, optic chiasma, optic tract, and optic radiation) in the optic pathway were correlated with age. FA values were n... FBA provides a useful method to assess age-related changes in the visual pathway, which is sensitive to diffusion. In addition, the b‑value influences DTI parameters and signal-to-noise ratio of the i...

Visual Pathway Involvement in NMDA Receptor Encephalitis: A Clinical, Optical Coherence Tomography, and 18-Fluorodeoxyglucose PET/CT Approach.

Anti-NMDA receptor (NMDAR) encephalitis patients have been reported to exhibit visual dysfunction without retinal thinning. The objective of our study was to examine the involvement of the visual path... In this cross-sectional study, patients diagnosed with anti-NMDAR encephalitis per consensus criteria underwent postrecovery visual acuity (VA) testing and optical coherence tomography (OCT) with auto... A total of 16 anti-NMDAR (32 eyes) and 32 HC (64 eyes) were included in the study. Anti-NMDAR exhibited lower low-contrast VA (2.5% contrast: -4.4 letters [95% CI; -8.5 to -0.3]; P = 0.04, 1.25% contr... Although the visual system seems to be involved in anti-NMDAR encephalitis, no retinal structural or occipital cortex functional abnormalities seem to be responsible for the visual dysfunction. When d...

Pediatric reference values of anterior visual pathway structures measured with axis-correction on high-resolution 3D T2 fast spin echo sequences.

The size of the anterior visual pathway (AVP) structures is affected by patient age and pathology. Normative data is useful when determining whether pathology is present. AVP structures do not respect... For each patient 32 measurements of AVP structures were obtained in 145 children (2 months - 18 years) with normal brain MR studies on high-resolution 3D T2w FSE images adjusted to the axis of each AV... Descriptive statistics were compiled in a reference table and prediction plots in relation to age, height, and body surface area (BSA) were obtained from the best overall performing statistical model,... Detailed charts of reference values for AVP structures as well as prediction plots in relation to age, height and BSA were established using axis-corrected measurements from the MPR of high-resolution...

Retinal Damage and Visual Network Reconfiguration Defines Visual Function Recovery in Optic Neuritis.

Recovery of vision after acute optic neuritis (AON) is critical to improving the quality of life of people with demyelinating diseases. The objective of the study was to prospectively assess the chang... We studied a prospective cohort of 88 consecutive patients with AON with 6-month follow-up using high and low-contrast (2.5%) visual acuity, color vision, retinal thickness from optical coherence tomo... We found that after 6 months, low-contrast vision and quality of vision remained moderately impaired. The thickness of the ganglion cell layer at baseline was a predictor of low-contrast vision 6 mont... The assessment of the visual pathway at baseline predicts permanent vision disability after AON, indicating that damage is produced early after disease onset and that it can be used for defining visio...