Titre : Imagerie tridimensionnelle

Imagerie tridimensionnelle : Questions médicales fréquentes

Termes MeSH sélectionnés :

Sensitivity and Specificity
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"MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Imagerie tridimensionnelle", "description": "Quels examens utilisent l'imagerie 3D ?\nComment l'imagerie 3D aide-t-elle au diagnostic ?\nL'imagerie 3D est-elle utilisée en oncologie ?\nPeut-on détecter des anomalies avec l'imagerie 3D ?\nL'imagerie 3D est-elle utile pour les fractures ?", "url": "https://questionsmedicales.fr/mesh/D021621?mesh_terms=Sensitivity+and+Specificity&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Imagerie tridimensionnelle", "description": "Quels symptômes peuvent nécessiter une imagerie 3D ?\nL'imagerie 3D peut-elle aider à évaluer des douleurs abdominales ?\nQuels symptômes cardiaques peuvent être évalués par imagerie 3D ?\nL'imagerie 3D est-elle utile pour les troubles respiratoires ?\nPeut-on détecter des anomalies cérébrales avec l'imagerie 3D ?", "url": 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3D est-elle utile pour le suivi des traitements ?\nPeut-on utiliser l'imagerie 3D pour des traitements non invasifs ?", "url": "https://questionsmedicales.fr/mesh/D021621?mesh_terms=Sensitivity+and+Specificity&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Imagerie tridimensionnelle", "description": "Quelles complications peuvent survenir avec l'imagerie 3D ?\nL'imagerie 3D peut-elle causer des effets secondaires ?\nY a-t-il des risques liés à l'utilisation d'agents de contraste ?\nL'imagerie 3D peut-elle entraîner des faux positifs ?\nQuelles sont les complications possibles après une biopsie guidée par imagerie 3D ?", "url": "https://questionsmedicales.fr/mesh/D021621?mesh_terms=Sensitivity+and+Specificity&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Imagerie tridimensionnelle", "description": "Quels facteurs augmentent le besoin 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"Answer", "text": "Oui, elle est essentielle pour localiser et évaluer les tumeurs." } }, { "@type": "Question", "name": "Peut-on détecter des anomalies avec l'imagerie 3D ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet de détecter des anomalies structurelles avec précision." } }, { "@type": "Question", "name": "L'imagerie 3D est-elle utile pour les fractures ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle aide à visualiser les fractures complexes et leur impact sur les tissus environnants." } }, { "@type": "Question", "name": "Quels symptômes peuvent nécessiter une imagerie 3D ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs persistantes, des anomalies visibles ou des symptômes neurologiques." } }, { "@type": "Question", "name": "L'imagerie 3D peut-elle aider à évaluer des douleurs abdominales ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet d'identifier des problèmes comme des tumeurs ou des malformations." } }, { "@type": "Question", "name": "Quels symptômes cardiaques peuvent être évalués par imagerie 3D ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs thoraciques ou des palpitations peuvent nécessiter une évaluation." } }, { "@type": "Question", "name": "L'imagerie 3D est-elle utile pour les troubles respiratoires ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle aide à visualiser les poumons et détecter des anomalies comme des nodules." } }, { "@type": "Question", "name": "Peut-on détecter des anomalies cérébrales avec l'imagerie 3D ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est efficace pour visualiser des anomalies comme des tumeurs ou des AVC." } }, { "@type": "Question", "name": "L'imagerie 3D peut-elle aider à la détection précoce des maladies ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet de détecter des maladies à un stade précoce, améliorant les chances de traitement." } }, { "@type": "Question", "name": "Comment l'imagerie 3D contribue-t-elle à la prévention des cancers ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Elle permet de surveiller les patients à risque et de détecter des anomalies précoces." } }, { "@type": "Question", "name": "Peut-on utiliser l'imagerie 3D pour le dépistage ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est utilisée pour le dépistage de certaines maladies comme le cancer du sein." } }, { "@type": "Question", "name": "L'imagerie 3D aide-t-elle à évaluer les risques cardiovasculaires ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet d'évaluer l'état des artères et de détecter des anomalies." } }, { "@type": "Question", "name": "Peut-on prévenir des maladies avec l'imagerie 3D ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Indirectement, en permettant une détection précoce et un suivi régulier." } }, { "@type": "Question", "name": "L'imagerie 3D est-elle utilisée pour planifier des interventions chirurgicales ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet de planifier avec précision les interventions chirurgicales." } }, { "@type": "Question", "name": "Comment l'imagerie 3D aide-t-elle en radiothérapie ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Elle permet de cibler précisément les tumeurs tout en épargnant les tissus sains." } }, { "@type": "Question", "name": "Peut-on utiliser l'imagerie 3D pour guider des biopsies ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle aide à localiser précisément les zones à biopsier." } }, { "@type": "Question", "name": "L'imagerie 3D est-elle utile pour le suivi des traitements ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle permet d'évaluer l'efficacité des traitements au fil du temps." } }, { "@type": "Question", "name": "Peut-on utiliser l'imagerie 3D pour des traitements non invasifs ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est utilisée pour des techniques comme l'ablation par radiofréquence." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec l'imagerie 3D ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des réactions allergiques aux agents de contraste ou des effets secondaires liés à l'exposition." } }, { "@type": "Question", "name": "L'imagerie 3D peut-elle causer des effets secondaires ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, notamment des effets liés à l'exposition aux radiations en cas de CT." } }, { "@type": "Question", "name": "Y a-t-il des risques liés à l'utilisation d'agents de contraste ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des réactions allergiques ou des problèmes rénaux peuvent survenir." } }, { "@type": "Question", "name": "L'imagerie 3D peut-elle entraîner des faux positifs ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des anomalies peuvent être détectées qui ne sont pas cliniquement significatives." } }, { "@type": "Question", "name": "Quelles sont les complications possibles après une biopsie guidée par imagerie 3D ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Des saignements ou des infections peuvent survenir après la procédure." } }, { "@type": "Question", "name": "Quels facteurs augmentent le besoin d'imagerie 3D ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Antécédents familiaux de maladies, symptômes persistants ou exposition à des risques environnementaux." } }, { "@type": "Question", "name": "L'âge est-il un facteur de risque pour l'imagerie 3D ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées sont plus susceptibles de nécessiter des examens d'imagerie." } }, { "@type": "Question", "name": "Le tabagisme influence-t-il le besoin d'imagerie 3D ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, il augmente le risque de maladies pulmonaires nécessitant une évaluation." } }, { "@type": "Question", "name": "Les antécédents médicaux influencent-ils l'imagerie 3D ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents de maladies peuvent justifier des examens d'imagerie réguliers." } }, { "@type": "Question", "name": "Y a-t-il des facteurs environnementaux affectant l'imagerie 3D ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exposition à des substances toxiques peut augmenter le besoin d'examens." } } ] } ] }

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...