Titre : Banques de tissus

Banques de tissus : Questions médicales fréquentes

Termes MeSH sélectionnés :

Visual Acuity
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analyse ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Banques de tissus", "description": "Quels symptômes peuvent indiquer un besoin de greffe de tissu ?\nLes maladies liées aux tissus présentent-elles des symptômes spécifiques ?\nComment les symptômes influencent-ils le choix des tissus ?\nLes symptômes peuvent-ils varier selon le donneur de tissu ?\nQuels symptômes sont associés aux rejets de greffe ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Banques de tissus", "description": "Comment prévenir les infections lors de greffes ?\nQuelles mesures sont prises pour éviter le rejet ?\nLes banques de tissus effectuent-elles des tests de dépistage ?\nComment sensibiliser le public sur le don de tissus ?\nQuelles sont les recommandations pour les donneurs potentiels ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Banques de tissus", "description": "Quels traitements utilisent des tissus de banques ?\nComment les tissus sont-ils préparés pour les traitements ?\nLes banques de tissus participent-elles à la recherche ?\nQuels sont les risques associés aux traitements par greffe ?\nLes traitements par tissus sont-ils toujours efficaces ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Banques de tissus", "description": "Quelles complications peuvent survenir après une greffe ?\nComment gérer les complications post-greffe ?\nLes complications varient-elles selon le type de tissu ?\nQuels signes indiquent une complication après greffe ?\nLes complications peuvent-elles être évitées ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Banques de tissus", "description": "Quels facteurs augmentent le risque de rejet ?\nLe tabagisme influence-t-il le succès des greffes ?\nComment l'âge affecte-t-il le don de tissus ?\nLes antécédents médicaux influencent-ils le don de tissus ?\nQuels comportements à risque affectent le don de tissus ?", "url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Visual+Acuity&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment sont diagnostiquées les maladies nécessitant des tissus ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Les maladies sont diagnostiquées par des examens cliniques, imageries et analyses de tissus." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour évaluer la qualité des tissus ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests histologiques et microbiologiques sont effectués pour évaluer la qualité." } }, { "@type": "Question", "name": "Les banques de tissus effectuent-elles des diagnostics ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Non, elles ne diagnostiquent pas, mais fournissent des tissus pour des diagnostics." } }, { "@type": "Question", "name": "Quels critères sont utilisés pour sélectionner les tissus ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Les tissus sont sélectionnés selon des critères de qualité, d'origine et d'usage prévu." } }, { "@type": "Question", "name": "Comment les tissus sont-ils prélevés pour analyse ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les tissus sont prélevés par biopsie ou lors de chirurgies, sous conditions stériles." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer un besoin de greffe de tissu ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme la douleur chronique ou la défaillance d'organe peuvent indiquer ce besoin." } }, { "@type": "Question", "name": "Les maladies liées aux tissus présentent-elles des symptômes spécifiques ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, chaque maladie peut avoir des symptômes spécifiques selon le type de tissu affecté." } }, { "@type": "Question", "name": "Comment les symptômes influencent-ils le choix des tissus ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes aident à déterminer le type de tissu nécessaire pour le traitement approprié." } }, { "@type": "Question", "name": "Les symptômes peuvent-ils varier selon le donneur de tissu ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les symptômes peuvent varier en fonction de l'état de santé du donneur et de son historique." } }, { "@type": "Question", "name": "Quels symptômes sont associés aux rejets de greffe ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme la douleur, la fièvre et l'inflammation peuvent indiquer un rejet." } }, { "@type": "Question", "name": "Comment prévenir les infections lors de greffes ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Des protocoles stricts de stérilisation et de suivi post-greffe sont essentiels." } }, { "@type": "Question", "name": "Quelles mesures sont prises pour éviter le rejet ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des immunosuppresseurs sont administrés pour réduire le risque de rejet après greffe." } }, { "@type": "Question", "name": "Les banques de tissus effectuent-elles des tests de dépistage ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles effectuent des tests pour dépister les maladies transmissibles chez les donneurs." } }, { "@type": "Question", "name": "Comment sensibiliser le public sur le don de tissus ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Des campagnes d'information et d'éducation sont menées pour encourager le don de tissus." } }, { "@type": "Question", "name": "Quelles sont les recommandations pour les donneurs potentiels ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Les donneurs doivent être en bonne santé et respecter les critères d'éligibilité établis." } }, { "@type": "Question", "name": "Quels traitements utilisent des tissus de banques ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les greffes de peau, de cornée et d'organes utilisent des tissus provenant de banques." } }, { "@type": "Question", "name": "Comment les tissus sont-ils préparés pour les traitements ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Les tissus sont stérilisés, conservés et parfois modifiés pour s'adapter aux traitements." } }, { "@type": "Question", "name": "Les banques de tissus participent-elles à la recherche ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles fournissent des tissus pour la recherche sur les maladies et les traitements." } }, { "@type": "Question", "name": "Quels sont les risques associés aux traitements par greffe ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Les risques incluent le rejet, les infections et les complications liées à l'anesthésie." } }, { "@type": "Question", "name": "Les traitements par tissus sont-ils toujours efficaces ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "L'efficacité dépend de nombreux facteurs, y compris la compatibilité et l'état du patient." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir après une greffe ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent le rejet, les infections et des réactions allergiques." } }, { "@type": "Question", "name": "Comment gérer les complications post-greffe ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Un suivi médical régulier et des traitements appropriés sont nécessaires pour gérer les complications." } }, { "@type": "Question", "name": "Les complications varient-elles selon le type de tissu ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les complications peuvent varier selon le type de tissu greffé et l'état du patient." } }, { "@type": "Question", "name": "Quels signes indiquent une complication après greffe ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Des signes comme la douleur accrue, la fièvre ou l'inflammation peuvent indiquer une complication." } }, { "@type": "Question", "name": "Les complications peuvent-elles être évitées ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications peuvent être évitées par une bonne préparation et un suivi rigoureux." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de rejet ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent la compatibilité tissulaire, l'âge et l'état de santé général du patient." } }, { "@type": "Question", "name": "Le tabagisme influence-t-il le succès des greffes ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme peut compromettre la guérison et augmenter le risque de complications." } }, { "@type": "Question", "name": "Comment l'âge affecte-t-il le don de tissus ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "L'âge peut influencer la qualité des tissus et la décision d'accepter un don." } }, { "@type": "Question", "name": "Les antécédents médicaux influencent-ils le don de tissus ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents de maladies transmissibles peuvent rendre un donneur inéligible." } }, { "@type": "Question", "name": "Quels comportements à risque affectent le don de tissus ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Des comportements comme l'usage de drogues ou des relations sexuelles non protégées peuvent affecter l'éligibilité." } } ] } ] }

Sources (10000 au total)

Prediction of Visual Acuity in Patients With Microbial Keratitis.

The purpose of this study was to predict visual acuity (VA) 90 days after presentation for patients with microbial keratitis (MK) from data at the initial clinical ophthalmic encounter.... Patients with MK were identified in the electronic health record between August 2012 and February 2021. Random forest (RF) models were used to predict 90-day VA < 20/40 [visual impairment (VI)]. Predi... One thousand seven hundred ninety-one patients were identified. The presenting logMAR VA was on average 0.86 (Snellen equivalent and standard deviation = 20/144 ± 12.6 lines) in the affected or worse ... RF modeling yielded good sensitivity and specificity to predict VI at 90 days which could guide clinicians about the risk of poor vision outcomes for patients with MK....

Impact of myopia control spectacle lenses with highly aspherical lenslets on peripheral visual acuity and central visual acuity with peripheral gaze.

Myopia control spectacle lenses with peripheral lenslets are gaining popularity because they are non-invasive and easy to manage, and ongoing clinical trials have shown promising results. This study a... High-contrast (100%) VA was measured at 300 cm and 10 lx. For each test, two lens designs were evaluated in counterbalanced order: a spectacle lens with highly aspherical lenslets (HALs) and a standar... Mean (SD) central VAs with peripheral gaze through the SVL and the HAL lens were 0.08 (0.13) and 0.17 (0.12) logMAR, respectively. The HAL lens reduced central VA with peripheral gaze by 0.10 (0.08) l... Under high-contrast and low-luminance conditions, the HAL lens reduced central VA with peripheral gaze by approximately one line compared with the SVL. The impact on central VA did not vary with gaze ...

Factors Affecting Visual Acuity and Central Visual Function in Glaucoma Patients With Myopia.

To investigate associated factors including structural parameters of myopia and vessel density (VD) using optical coherence tomography angiography (OCT-A) to visual acuity (VA) and central visual func... Retrospective cross-sectional study.... Sixty-five eyes of 60 glaucoma patients with myopia and without media opacity and retinal lesions were included. Both Swedish interactive thresholding algorithm (SITA) 24-2 and 10-2 visual field (VF) ... The worse mean deviation of SITA 24-2, thinner GCIPL thickness, and lower deep peripapillary VD were associated with the presence of central VF damage in glaucoma patients with myopia. Thinner GCIPL t... Decreased VA in glaucoma patients with myopia was associated with lower deep peripapillary VD and papillomacular bundle damage. Lower deep peripapillary VD was independently associated with decreased ...

Measuring recognition visual acuity in young children - testability with the Waterloo Differential Acuity Test (WatDAT).

Visual acuity measurement is important for the detection and monitoring of eye disorders. Developing accurate and sensitive visual acuity tests suitable for young children is therefore desirable.... Recognition or form visual acuity (VA), which is measured with matching in children aged 3 years and up, is more sensitive for detecting visual deficits compared to resolution VA. The Waterloo Differe... Fifty-one typically-developing children aged 12-36 months participated in the study. Data for Patti Pics (PP) and Face targets (FT) were collected for formats with 3, 4 and 5 distractors. The targets ... Of participants aged 18-36 months, 87% could perform the WatDAT PP targets with 3 distractors compared to 68% for the FT, while 48% could perform matching with PP. The testability for FT increased to ... WatDAT testability is higher than matching VA tests. This indicates that the newly developed WatDAT has potential for measuring recognition VA in children 18 months and older....

Agreement between a mobile applet-based visual acuity self-test program and the conventional method for distance and near visual acuity tests.

To investigate the agreement between a mobile applet-based visual acuity (VA) self-test program and the conventional VA tests.... This consecutive case series study included 121 children and adults (242 eyes). Patients were classified into three groups according to age (children, adolescents, and adults). They underwent uncorrec... Correlations among UDVA, DVA with ASC, UNVA, and NVA with ASC between the two methods were significant in all subjects (all p < 0.001). The intraclass correlation coefficient were 0.960, 0.845, 0.960,... There is good agreement between the mobile applet-based VA self-test program and the conventional VA tests. The VA self-test has good practical value especially in the current pandemic, allowing self-...

Evaluation of a visual acuity eHealth tool in patients with cataract.

To validate the Easee web-based tool for the assessment of visual acuity in patients who underwent cataract surgery.... University Eye Clinic Maastricht, Maastricht, the Netherlands.... Prospective method comparison study.... Subjects aged between 18 and 69 years who underwent cataract surgery on 1 or both eyes at the Maastricht University Medical Center+ were eligible to participate in this study. The uncorrected (UDVA) a... 46 subjects with 75 operated eyes were included in this study. The difference of the UDVA between the web-based tool and ETDRS or Snellen was -0.05 ± 0.10 logMAR ( P < .001 [0.15; -0.26]) and -0.04 ± ... The web-based tool was validated for the assessment of visual acuity in patients who underwent cataract surgery and showed clinically acceptable outcomes in up to 88% of patients. Most of the particip...

Early visual intervention, visual function analysis, and grating visual acuity outcomes in children with congenital Zika syndrome.

This study aimed to assess grating visual acuity and functional vision in children with congenital Zika syndrome.... Initial and final grating visual acuity was measured using Teller acuity cards. Cerebral vision impairment standardized tests were used to assess functional vision. Patients were referred to the early... In this study, 10 children were included with an age range of 1-37 months. Eight patients presented with macular atrophic scars. Neuroimaging revealed microcephaly and cerebral abnormalities in all pa... The grating visual acuity test revealed low vision in all children with congenital Zika syndrome. Functional vision evaluation revealed cerebral vision impairment characteristics in all patients, who ...