Titre : Chromatides

Chromatides : Questions médicales fréquentes

Termes MeSH sélectionnés :

Accelerometry
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"@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Chromatides", "description": "Comment identifier les chromatides lors de la mitose ?\nQuels tests révèlent des anomalies des chromatides ?\nLes chromatides peuvent-elles être analysées par PCR ?\nQuel rôle joue l'immunofluorescence dans l'étude des chromatides ?\nPeut-on observer les chromatides en microscopie électronique ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Chromatides", "description": "Quels symptômes indiquent des anomalies chromosomiques ?\nLes anomalies des chromatides causent-elles des maladies ?\nComment les anomalies des chromatides affectent-elles la santé ?\nLes symptômes des troubles chromosomiques sont-ils visibles à la naissance ?\nLes troubles des chromatides peuvent-ils affecter la fertilité ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Chromatides", "description": "Peut-on prévenir les anomalies chromosomiques ?\nQuel rôle joue l'alimentation dans la prévention des anomalies chromosomiques ?\nLes tests génétiques peuvent-ils aider à prévenir des anomalies ?\nLa vaccination peut-elle prévenir des anomalies chromosomiques ?\nLe suivi médical régulier aide-t-il à prévenir les anomalies chromosomiques ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Chromatides", "description": "Quels traitements existent pour les anomalies chromosomiques ?\nLa chimiothérapie est-elle utilisée pour traiter des anomalies des chromatides ?\nLes traitements sont-ils disponibles pour le syndrome de Turner ?\nPeut-on corriger les anomalies chromosomiques par chirurgie ?\nLes thérapies géniques sont-elles efficaces contre les anomalies chromosomiques ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Chromatides", "description": "Quelles complications peuvent résulter d'anomalies chromosomiques ?\nLes anomalies des chromatides peuvent-elles entraîner des complications à long terme ?\nComment les anomalies chromosomiques affectent-elles la santé mentale ?\nLes complications des anomalies chromosomiques sont-elles réversibles ?\nLes anomalies chromosomiques augmentent-elles le risque de maladies auto-immunes ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Chromatides", "description": "Quels facteurs augmentent le risque d'anomalies chromosomiques ?\nLes infections pendant la grossesse augmentent-elles les risques chromosomiques ?\nL'exposition aux radiations influence-t-elle les anomalies chromosomiques ?\nLe tabagisme maternel est-il un facteur de risque ?\nLes facteurs génétiques jouent-ils un rôle dans les anomalies chromosomiques ?", "url": "https://questionsmedicales.fr/mesh/D002842?mesh_terms=Accelerometry&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment identifier les chromatides lors de la mitose ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Les chromatides sont visibles sous un microscope lors de la métaphase de la mitose." } }, { "@type": "Question", "name": "Quels tests révèlent des anomalies des chromatides ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les analyses cytogénétiques, comme le caryotype, peuvent détecter des anomalies." } }, { "@type": "Question", "name": "Les chromatides peuvent-elles être analysées par PCR ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la PCR peut être utilisée pour analyser des segments spécifiques des chromatides." } }, { "@type": "Question", "name": "Quel rôle joue l'immunofluorescence dans l'étude des chromatides ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'immunofluorescence permet de visualiser des protéines spécifiques sur les chromatides." } }, { "@type": "Question", "name": "Peut-on observer les chromatides en microscopie électronique ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la microscopie électronique offre une résolution élevée pour observer les chromatides." } }, { "@type": "Question", "name": "Quels symptômes indiquent des anomalies chromosomiques ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des anomalies chromosomiques peuvent entraîner des malformations congénitales ou des troubles du développement." } }, { "@type": "Question", "name": "Les anomalies des chromatides causent-elles des maladies ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des anomalies peuvent être liées à des maladies comme le syndrome de Down." } }, { "@type": "Question", "name": "Comment les anomalies des chromatides affectent-elles la santé ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Elles peuvent entraîner des cancers ou des troubles génétiques héréditaires." } }, { "@type": "Question", "name": "Les symptômes des troubles chromosomiques sont-ils visibles à la naissance ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Certains symptômes peuvent être visibles à la naissance, comme des traits faciaux caractéristiques." } }, { "@type": "Question", "name": "Les troubles des chromatides peuvent-ils affecter la fertilité ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des anomalies chromosomiques peuvent entraîner des problèmes de fertilité." } }, { "@type": "Question", "name": "Peut-on prévenir les anomalies chromosomiques ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Certaines anomalies peuvent être évitées par des conseils génétiques et un suivi prénatal." } }, { "@type": "Question", "name": "Quel rôle joue l'alimentation dans la prévention des anomalies chromosomiques ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée et riche en acide folique peut réduire le risque d'anomalies." } }, { "@type": "Question", "name": "Les tests génétiques peuvent-ils aider à prévenir des anomalies ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les tests génétiques permettent d'identifier les risques d'anomalies chromosomiques." } }, { "@type": "Question", "name": "La vaccination peut-elle prévenir des anomalies chromosomiques ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Certaines vaccinations peuvent prévenir des infections qui pourraient affecter le développement fœtal." } }, { "@type": "Question", "name": "Le suivi médical régulier aide-t-il à prévenir les anomalies chromosomiques ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un suivi médical régulier peut aider à détecter et gérer les risques d'anomalies." } }, { "@type": "Question", "name": "Quels traitements existent pour les anomalies chromosomiques ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements varient selon la condition, incluant thérapies géniques et interventions chirurgicales." } }, { "@type": "Question", "name": "La chimiothérapie est-elle utilisée pour traiter des anomalies des chromatides ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la chimiothérapie peut être utilisée pour traiter certains cancers liés à des anomalies chromosomiques." } }, { "@type": "Question", "name": "Les traitements sont-ils disponibles pour le syndrome de Turner ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des traitements hormonaux et des interventions médicales peuvent aider les patients." } }, { "@type": "Question", "name": "Peut-on corriger les anomalies chromosomiques par chirurgie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Certaines anomalies peuvent être corrigées par chirurgie, selon leur nature et gravité." } }, { "@type": "Question", "name": "Les thérapies géniques sont-elles efficaces contre les anomalies chromosomiques ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Les thérapies géniques montrent un potentiel prometteur pour certaines anomalies chromosomiques." } }, { "@type": "Question", "name": "Quelles complications peuvent résulter d'anomalies chromosomiques ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des troubles du développement, des malformations et des cancers." } }, { "@type": "Question", "name": "Les anomalies des chromatides peuvent-elles entraîner des complications à long terme ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent causer des complications chroniques et affecter la qualité de vie." } }, { "@type": "Question", "name": "Comment les anomalies chromosomiques affectent-elles la santé mentale ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Elles peuvent entraîner des troubles mentaux ou des difficultés d'adaptation sociale." } }, { "@type": "Question", "name": "Les complications des anomalies chromosomiques sont-elles réversibles ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications peuvent être gérées, mais beaucoup ne sont pas réversibles." } }, { "@type": "Question", "name": "Les anomalies chromosomiques augmentent-elles le risque de maladies auto-immunes ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines anomalies chromosomiques peuvent être associées à un risque accru de maladies auto-immunes." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque d'anomalies chromosomiques ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'âge maternel avancé, des antécédents familiaux et certaines expositions environnementales." } }, { "@type": "Question", "name": "Les infections pendant la grossesse augmentent-elles les risques chromosomiques ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines infections comme la rubéole peuvent augmenter le risque d'anomalies chromosomiques." } }, { "@type": "Question", "name": "L'exposition aux radiations influence-t-elle les anomalies chromosomiques ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exposition aux radiations peut augmenter le risque d'anomalies chromosomiques." } }, { "@type": "Question", "name": "Le tabagisme maternel est-il un facteur de risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme pendant la grossesse est associé à un risque accru d'anomalies chromosomiques." } }, { "@type": "Question", "name": "Les facteurs génétiques jouent-ils un rôle dans les anomalies chromosomiques ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des mutations génétiques héréditaires peuvent augmenter le risque d'anomalies chromosomiques." } } ] } ] }

Sources (709 au total)

Accelerometry measures of physical activity and sedentary behavior: Associations with cognitive functioning in MS.

Cognitive dysfunction is a pervasive symptom of multiple sclerosis (MS). Correlational evidence on the relationships between physical activity, sedentary behavior, and cognition has been mixed and lim... We analyzed baseline accelerometry and neuropsychological data (n = 80) from a randomized controlled trial of pedometer tracking. Using partial least squares regression (PLSR), we built three models t... The latent component was significant for working memory/processing speed but was not significant for visual memory and verbal memory after Bonferroni correction. Working memory/processing speed was po... These findings suggest that increasing overall energy expenditure through walking and MVPA, while decreasing prolonged sedentary time may positively benefit working memory/processing speed in people w... This RCT #NCT03244696 was registered on Clinicaltrials.gov (https://www.... gov/ct2/show/NCT03244696)....

Criterion validity of wrist accelerometry for assessing energy intake via the intake-balance technique.

Intake-balance assessments measure energy intake (EI) by summing energy expenditure (EE) with concurrent change in energy storage (ΔES). Prior work has not examined the validity of such calculations w... Healthy adults (n = 24) completed two 14-day measurement periods while wearing an ActiGraph accelerometer on the non-dominant wrist. During each period, criterion values of EI were determined based on... Mean bias for the three best accelerometry-based methods ranged from -167 to 124 kcal/day, versus -104 to 134 kcal/day for the non-accelerometry-based methods. The same three accelerometry-based metho... Accelerometry-based intake-balance methods have promise for advancing EI assessment, but ongoing refinement is necessary. We provide an R package to facilitate implementation and refinement of acceler...

Physical activity measured by accelerometry in paediatric and young adult patients with inflammatory bowel disease.

Physical activity in paediatric and young adult patients suffering from inflammatory bowel disease (IBD) may play an important role in the overall health status. However, physical activity in these pa... We recruited Danish patients with IBD aged 10-20 years in clinical remission and with a faecal calprotectin below 200 µg/mg. Physical activity was assessed using tri-axial wrist accelerometry over sev... We included 61 patients with a median age of 17 years [Inter Quartile Range, IQR 14-19]. The total volume of activity expressed as average acceleration (ENMO) per day was 31.5 mg (95% CI 29.1-33.9). T... We collected tri-axial accelerometry in young patients with IBD in clinical remission, and described their level of physical activity by the conventional ENMO measure. We found no statistically signif...

Smartphone-based gait and balance accelerometry is sensitive to age and correlates with clinical and kinematic data.

The Gait&Balance (G&B) App has produced valid and reliable measures of gait and balance in young healthy adults but has not been tested in older adults.... In healthy middle-to-older aged adults, are G&B App measurements sensitive to age, valid against clinical and kinematic measures, and reliable?... Healthy participants (n = 34, 14 male, 42-94 years) completed the G&B App protocol three times within a single session. 3D kinematics were collected concurrently. Clinical balance measures were collec... During quiet stance on a compliant surface, the G&B App was sensitive to age-related differences not detectable with the mCTSIB. During walking tasks, there was adequate convergent validity between th... The G&B App was sensitive to age-related differences in balance not detectable with clinical measurement. It provides valid and reliable measures of postural stability, step length, step time, and per...

Does Accelerometry at the Centre of Mass Accurately Predict the Gait Energy Expenditure in Patients with Hemiparesis?

The aim of this study was to compare energy expenditure (EE) predicted by accelerometery (EE... Twenty-four participants (12 with stroke and 12 healthy controls) performed a six-minute walk test (6MWT) during which EE... The median EE... The accuracy of the predicted EE, based on the accelerometer and the equations proposed by Bouten et al., was low in individuals with hemiparesis and impaired gait. This combination (sensor and Bouten...