Titre : Extraits de plantes

Extraits de plantes : Questions médicales fréquentes

Termes MeSH sélectionnés :

Visual Acuity
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"@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Extraits de plantes", "description": "Quels symptômes peuvent être soulagés par les extraits de plantes ?\nLes extraits de plantes causent-ils des effets secondaires ?\nComment les extraits de plantes affectent-ils le sommeil ?\nQuels symptômes indiquent une réaction allergique ?\nLes extraits de plantes peuvent-ils interagir avec des médicaments ?", "url": "https://questionsmedicales.fr/mesh/D010936?mesh_terms=Visual+Acuity&page=5#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Extraits de plantes", "description": "Comment les extraits de plantes préviennent-ils les maladies ?\nQuels extraits de plantes sont bons pour la santé cardiaque ?\nLes extraits de plantes aident-ils à prévenir le cancer ?\nComment intégrer les extraits de plantes dans l'alimentation ?\nLes extraits de plantes peuvent-ils aider à la gestion du stress ?", "url": 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grossesse ?\nQuels signes indiquent une surconsommation d'extraits ?", "url": "https://questionsmedicales.fr/mesh/D010936?mesh_terms=Visual+Acuity&page=5#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Extraits de plantes", "description": "Quels facteurs augmentent les risques d'effets secondaires ?\nLes personnes âgées sont-elles plus à risque ?\nComment l'alimentation influence-t-elle l'utilisation des extraits ?\nLes antécédents médicaux influencent-ils l'utilisation des extraits ?\nLes interactions médicamenteuses sont-elles un facteur de risque ?", "url": "https://questionsmedicales.fr/mesh/D010936?mesh_terms=Visual+Acuity&page=5#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment identifier un extrait de plante de qualité ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Un extrait de qualité doit être standardisé, pur et testé pour sa concentration en principes actifs." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour analyser les extraits de plantes ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests chromatographiques comme la HPLC et la GC sont couramment utilisés." } }, { "@type": "Question", "name": "Comment évaluer l'efficacité d'un extrait de plante ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "L'efficacité est évaluée par des études cliniques contrôlées et des essais in vitro." } }, { "@type": "Question", "name": "Quels critères pour un extrait de plante médicinal ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Il doit avoir des preuves d'efficacité, de sécurité et une bonne qualité de fabrication." } }, { "@type": "Question", "name": "Comment détecter des contaminants dans les extraits ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des méthodes de détection comme la spectrométrie de masse peuvent identifier les contaminants." } }, { "@type": "Question", "name": "Quels symptômes peuvent être soulagés par les extraits de plantes ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent soulager des symptômes comme l'anxiété, la douleur et l'inflammation." } }, { "@type": "Question", "name": "Les extraits de plantes causent-ils des effets secondaires ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains peuvent provoquer des effets secondaires comme des allergies ou des troubles digestifs." } }, { "@type": "Question", "name": "Comment les extraits de plantes affectent-ils le sommeil ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Certains extraits, comme la valériane, peuvent améliorer la qualité du sommeil et réduire l'insomnie." } }, { "@type": "Question", "name": "Quels symptômes indiquent une réaction allergique ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des démangeaisons, des éruptions cutanées ou des difficultés respiratoires peuvent survenir." } }, { "@type": "Question", "name": "Les extraits de plantes peuvent-ils interagir avec des médicaments ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains extraits peuvent interagir avec des médicaments, affectant leur efficacité." } }, { "@type": "Question", "name": "Comment les extraits de plantes préviennent-ils les maladies ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent avoir des propriétés antioxydantes et anti-inflammatoires, réduisant le risque de maladies." } }, { "@type": "Question", "name": "Quels extraits de plantes sont bons pour la santé cardiaque ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "L'ail et le thé vert sont connus pour leurs effets bénéfiques sur la santé cardiaque." } }, { "@type": "Question", "name": "Les extraits de plantes aident-ils à prévenir le cancer ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Certains extraits, comme le curcuma, montrent un potentiel anticancéreux dans des études préliminaires." } }, { "@type": "Question", "name": "Comment intégrer les extraits de plantes dans l'alimentation ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent être ajoutés à des smoothies, des plats cuisinés ou consommés en tisanes." } }, { "@type": "Question", "name": "Les extraits de plantes peuvent-ils aider à la gestion du stress ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des extraits comme la rhodiola et l'ashwagandha sont utilisés pour réduire le stress." } }, { "@type": "Question", "name": "Quels extraits de plantes sont utilisés pour l'anxiété ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "La camomille, la passiflore et la valériane sont souvent utilisés pour traiter l'anxiété." } }, { "@type": "Question", "name": "Comment utiliser les extraits de plantes en phytothérapie ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent être pris sous forme de tisanes, capsules ou teintures, selon l'extrait." } }, { "@type": "Question", "name": "Les extraits de plantes sont-ils efficaces contre la douleur ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des extraits comme le curcuma et le gingembre montrent des propriétés anti-inflammatoires." } }, { "@type": "Question", "name": "Quels extraits sont recommandés pour la digestion ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Le gingembre, la menthe poivrée et le fenouil sont souvent utilisés pour améliorer la digestion." } }, { "@type": "Question", "name": "Comment les extraits de plantes aident-ils à renforcer l'immunité ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des extraits comme l'échinacée et le sureau peuvent stimuler le système immunitaire." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec les extraits de plantes ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des réactions allergiques, des interactions médicamenteuses et des effets indésirables." } }, { "@type": "Question", "name": "Les extraits de plantes peuvent-ils causer des dommages au foie ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains extraits, comme le kava, ont été associés à des lésions hépatiques." } }, { "@type": "Question", "name": "Comment éviter les complications liées aux extraits ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Il est essentiel de consulter un professionnel de santé avant de les utiliser, surtout en cas de maladies." } }, { "@type": "Question", "name": "Les extraits de plantes peuvent-ils affecter la grossesse ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Certains extraits peuvent être dangereux pendant la grossesse, il est donc crucial de consulter un médecin." } }, { "@type": "Question", "name": "Quels signes indiquent une surconsommation d'extraits ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Des nausées, des vomissements ou des troubles digestifs peuvent indiquer une surconsommation." } }, { "@type": "Question", "name": "Quels facteurs augmentent les risques d'effets secondaires ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les allergies, les maladies préexistantes et la prise de plusieurs médicaments augmentent les risques." } }, { "@type": "Question", "name": "Les personnes âgées sont-elles plus à risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées peuvent être plus sensibles aux effets des extraits de plantes en raison de comorbidités." } }, { "@type": "Question", "name": "Comment l'alimentation influence-t-elle l'utilisation des extraits ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation déséquilibrée peut affecter l'absorption et l'efficacité des extraits de plantes." } }, { "@type": "Question", "name": "Les antécédents médicaux influencent-ils l'utilisation des extraits ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents de maladies hépatiques ou rénales peuvent limiter l'utilisation de certains extraits." } }, { "@type": "Question", "name": "Les interactions médicamenteuses sont-elles un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines interactions peuvent augmenter les effets secondaires ou diminuer l'efficacité des médicaments." } } ] } ] }

Sources (10000 au total)

Binocular summation of visual acuity and contrast sensitivity in children with intermittent exotropia.

To investigate the binocular summation (BiS) of visual acuity (VA) and contrast sensitivity (CS) in children with intermittent exotropia (IXT) before and after surgery and to probe the relationship be... This prospective study included 21 IXT children (11 males and 10 females; aged 6-13 years) who underwent strabismus surgery in Tianjin Eye Hospital from January to April 2022. The visual function was ... All patients had postoperative deviation ranging from 0 to -4 PD. Either preoperative or postoperative BVA at 2.5% contrast was superior to the MVA. The postoperative BiS at 2.5% contrast was signific... BVA at low contrast and BCS examinations were not equivalent to stereopsis and fusion status, which contributed to the evaluation of binocular function in the real environment and in the different asp...

Binocular Summation of Visual Acuity at High and Low Contrast in Early Glaucoma.

This study examined the integrity of binocular summation function in patients with mild glaucoma. We found that binocular summation of visual acuity is preserved in these patients, despite their reduc... Binocular summation represents superiority of binocular to monocular performance. In this study we examined the integrity of binocular summation function in patients with early glaucoma who had struct... Participants included 48 patients with early glaucoma according to Hodapp, Anderson, and Parrish 2 (HAP2) criteria (age 65±12 y) and 42 healthy controls (age 60±12 y), matched for stereoacuity. Visual... Overall, binocular and monocular visual acuity of the control group was better than that of the glaucoma group for both contrast levels, P =0.001. For the glaucoma group, there was a significant diffe... For patients with early glaucoma, binocular summation function for visual acuity was preserved at both contrast levels. This suggests an adaptation of the visual system in early stages of glaucoma tha...

Predicting postoperative visual acuity in epiretinal membrane patients and visualization of the contribution of explanatory variables in a machine learning model.

The purpose of this study was to develop a model that can predict the postoperative visual acuity in eyes that had undergone vitrectomy for an epiretinal membrane (ERM). The Light Gradient Boosting Ma... The RMSEs for the predicted visual acuity of Model 1 were 0.14 ± 0.02 logMAR units at 1 month, 0.12 ± 0.03 logMAR units at 3 months, and 0.13 ± 0.04 logMAR units at 6 months. High SHAP values were obs... Predicting the postoperative visual acuity in ERM patients is possible using the preoperative clinical data and OCT images with LightGBM. The contribution of the explanatory variables can be visualize...

Macular exudate in idiopathic intracranial hypertension affects outer retina and visual acuity.

Optical coherence tomography (OCT) is suggested as a potential tool for retinal biomarkers in idiopathic intracranial hypertension (IIH). We explored how macular exudate (ME) affects retinal structure... Patients diagnosed with IIH and matched controls were enrolled. ME detection was done on fundus photography; swept-source OCT was used to image and measure the retinal sublayer thicknesses, including ... 195 eyes from 98 IIH patients (42 eyes had ME) and 224 eyes from 112 controls were included. IIH patients had thicker INL and ORL compared with controls (both p<0.001) while IIH eyes with ME had thick... ME affects retinal thickness in IIH patients and is associated with more severe clinical features in IIH. OCT may provide biomarkers informative of clinical changes in IIH. Further longitudinal studie...

The influence of refractive state and heterophorias on visual acuity and stereoacuity in healthy young adults.

To evaluate associations of refractive error and heterophoria with best-corrected visual acuity and stereoacuity in a population of healthy young adults.... Data extracted from the Israeli Defense Forces Air Force candidates database was analyzed retrospectively. Myopia and hyperopia were defined as spherical equivalent of ≤ -0.50 D and ≥ +0.50 D. Cylinde... The study population included 5,491 subjects (75.8% male), with a mean age of 17.6 ± 0.9 years: 2,355 (42.9%) had myopia, 640 (11.6%) had hyperopia, and the rest were emmetropic. Astigmatism was prese... Emmetropia is associated with better best-corrected visual acuity and stereoacuity. Astigmatism and high hyperopia are correlated with poorer best-corrected visual acuity. Exophoria does not interfere...

The Impact of Early Photoscreening on Medium-term Visual Acuity: A Population-Based Study.

To analyze the outcomes of an early ophthalmological intervention in children included in the pilot project of the "Rastreio de Saúde Visual Infantil" (RSVI) visual screening program in Portugal.... This was a retrospective analysis of the medical records of all children included in the RSVI from April 1, 2016 to December 31, 2016, and who were referred to an ophthalmology appointment. Data of re... Two hundred sixty-seven (18.2%) 2-year-old children from the Centro Hospitalar Universitário do Porto reference area had a positive screening result and were subsequently referred to an ophthalmology ... This study demonstrates the effectiveness of an early intervention in the prevention and treatment of amblyopia, because after a median follow-up of 3 years after treatment none of the referred childr...

Association of Neighborhood Child Opportunity Index with presenting visual acuity in amblyopic children.

To demonstrate the use of a novel measure of neighborhood quality, the Child Opportunity Index (COI), for investigating health disparities in pediatric ophthalmology.... This study included children 2-12 years of age from a registry of patients diagnosed with amblyopia at an urban pediatric hospital between 2010 and 2014. Children previously treated for amblyopia were... This study included 1,050 amblyopic children, of whom 317 (37%) were non-White and 149 (19%) were Hispanic; 461 (44%) had public insurance. Regarding residence, 129 (12%) lived in areas of very low op... Amblyopic children residing in communities with low neighborhood opportunity had slightly worse visual acuity in the better-seeing eye at presentation. Although statistically significant in the better...