Titre : Chromatides

Chromatides : Questions médicales fréquentes

Termes MeSH sélectionnés :

Sensitivity and Specificity
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"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 (10000 au total)

Cut-off point, sensitivity and specificity for screening the reading fluency in children.

to establish cut-off point for reading speed and accuracy, to obtain minimum values for comprehending texts, and allow classifying students from 2nd to 5th grade of elementary school according to good... 147 assessment protocols for oral reading and text comprehension of students from 3rd to 5th grade of Elementary School with and without reading difficulties were analyzed. The oral text reading rate ... Sensitivity and specificity for measures of rate and accuracy in text reading were calculated for the 3rd, 4th, and 5th grades. Rate and precision under the ROC curve did not differ statistically. The... The cutoff values expected for students from 2nd to 3rd grade were identified, with recommendations for using the oral text reading rate for reading comprehension screening procedures....

Sensitivity and Specificity of Wearables for Atrial Fibrillation in Elderly Populations: A Systematic Review.

This study aims to evaluate the sensitivity and specificity of wearable devices for AF detection in older adults, as well as examine the incidence of AF across various studies, contextual factors impa... A systematic search of three databases identified 30 studies on wearables for AF detection in older adults, encompassing 111,798 participants. Both PPG-based and single-lead electrocardiography-based ...

Sensitivity and specificity of three screening tools for frailty in hospitalized older adults.

To determine the test accuracy, including sensitivity, specificity, positive predictive value, negative predictive value and area under curve, of three frailty screening tools in identifying the risk ... Prospective longitudinal study.... The screening tools [Frail-PPS (Frail-Physical, Psychological and Social), Frailty Assessment Measure (FAM), and Identification of seniors at-risk hospitalized patients (ISAR-HP)] were administered by... Of 366 patients enrolled in the study, 78 (21.3%) experienced one or more frail outcomes, with 65 (17.76%) experiencing functional decline, 61 (16.67%) requiring a full-time caregiver upon discharge a... With high specificity and negative predictive values, as well as low sensitivity, FAM and Frail-PPS may be beneficial in identifying older individuals who are not frail, minimizing unnecessary further...

Combination of ST2 With Organ-Specific Biomarker is More Sensitive and Specific for the Diagnosis of Acute Graft-vs-Host Disease.

Diagnosis of acute graft-vs-host disease (aGVHD) based on clinical symptoms and biopsy of involved organ was not satisfactory; reliable plasma biomarkers or their panels would be of great value to inc... One hundred two patients who received allogeneic hematopoietic stem cell transplantation in our center were included in this study. Systemic biomarkers of ST2, IP10, IL-2Rα, TNFR1, and organ-specific ... The level of each systemic biomarker in aGVHD patients was significantly higher than that in patients without aGVHD. Organ-specific biomarker of Elafin, REG-3α, and KRT-18F also had predictive value f... All the biomarkers tested in our study correlated with the severity and clinical course of aGVHD. Combination of each systemic biomarker with organ-specific biomarker could increase the sensitivity an...

ERA-CRISPR/Cas12a system: a rapid, highly sensitive and specific assay for

The CRISPR/Cas system, commonly known as the "gene scissors", demonstrates remarkable specificity and efficient signal amplification capabilities. Enzymatic recombinase amplification (ERA) was utilize... The sensitivity of the ERA-CRISPR/Cas12a fluorescence and lateral flow systems was 9 copies/μL and 90 copies/μL, respectively. Simultaneously, the detection system exhibited no cross-reactivity with v... The ERA-CRISPR/Cas12a system offers a rapid, sensitive, and specific method that presents a novel approach to laboratory diagnosis of...

Sensitivity and specificity of secondary dose calculation for head and neck treatment plans.

Secondary dose calculation (SDC) with an independent algorithm is one option to perform plan-specific quality assurance (QA). While measurement-based QA can potentially detect errors in plan delivery,... Thirty head and neck VMAT plans and 30 modifications of those plans, including errors related to density and beam modelling, were recalculated using RadCalc with a Monte Carlo algorithm. Decision thre... Despite optimized decision thresholds, none of the systems was able to reliably detect all errors. ArcCHECK analysis using a 2%/2 mm criterion with a threshold of 91.1% had an area under the curve (AU... Secondary dose calculation with RadCalc is an alternative to established measurement-based phantom QA. Different tools catch different errors; therefore, a combination of approaches should be preferre...