Titre : Électrophysiologie

Électrophysiologie : Questions médicales fréquentes

Termes MeSH sélectionnés :

Sensitivity and Specificity
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"@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Électrophysiologie", "description": "Comment diagnostiquer une arythmie cardiaque ?\nQuels tests sont utilisés en électrophysiologie ?\nQu'est-ce qu'une étude électrophysiologique ?\nQuels signes indiquent un problème électrique ?\nComment évaluer la conduction cardiaque ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Électrophysiologie", "description": "Quels sont les symptômes d'une tachycardie ?\nComment reconnaître une bradycardie ?\nQuels symptômes d'une fibrillation auriculaire ?\nQuels signes d'un bloc cardiaque ?\nQuels symptômes d'une arythmie ventriculaire ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Électrophysiologie", "description": "Comment prévenir les arythmies ?\nQuel rôle joue l'exercice dans la prévention ?\nComment l'alimentation influence-t-elle le cœur ?\nPourquoi éviter l'alcool pour le cœur ?\nQuel impact du stress sur le cœur ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Électrophysiologie", "description": "Quels traitements pour les arythmies ?\nComment fonctionne l'ablation cardiaque ?\nQuels médicaments pour la fibrillation auriculaire ?\nQuand utiliser un stimulateur cardiaque ?\nQu'est-ce que la cardioversion ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Électrophysiologie", "description": "Quelles complications des arythmies ?\nComment l'arythmie peut-elle causer un AVC ?\nQuels risques d'insuffisance cardiaque ?\nQuelles sont les conséquences d'une fibrillation auriculaire ?\nComment prévenir les complications des arythmies ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Électrophysiologie", "description": "Quels sont les facteurs de risque d'arythmies ?\nQuel rôle joue l'âge dans les arythmies ?\nComment le tabagisme affecte-t-il le cœur ?\nQuel impact du surpoids sur la santé cardiaque ?\nComment le stress influence-t-il le cœur ?", "url": "https://questionsmedicales.fr/mesh/D004594?mesh_terms=Sensitivity+and+Specificity&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une arythmie cardiaque ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Un électrocardiogramme (ECG) est utilisé pour détecter les arythmies." } }, { "@type": "Question", "name": "Quels tests sont utilisés en électrophysiologie ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests incluent l'ECG, l'électrophysiologie invasive et les holters." } }, { "@type": "Question", "name": "Qu'est-ce qu'une étude électrophysiologique ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "C'est un test invasif pour évaluer les circuits électriques du cœur." } }, { "@type": "Question", "name": "Quels signes indiquent un problème électrique ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Les palpitations, les évanouissements et la fatigue peuvent indiquer des problèmes." } }, { "@type": "Question", "name": "Comment évaluer la conduction cardiaque ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "On utilise des tests comme l'ECG et l'échocardiographie." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une tachycardie ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des palpitations, des étourdissements et de l'anxiété." } }, { "@type": "Question", "name": "Comment reconnaître une bradycardie ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Une bradycardie se manifeste par une fréquence cardiaque lente et des vertiges." } }, { "@type": "Question", "name": "Quels symptômes d'une fibrillation auriculaire ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des palpitations, une fatigue et des douleurs thoraciques." } }, { "@type": "Question", "name": "Quels signes d'un bloc cardiaque ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent des évanouissements, des palpitations et une fatigue excessive." } }, { "@type": "Question", "name": "Quels symptômes d'une arythmie ventriculaire ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes peuvent inclure des palpitations, des douleurs thoraciques et des évanouissements." } }, { "@type": "Question", "name": "Comment prévenir les arythmies ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Maintenir un mode de vie sain, éviter le tabac et gérer le stress aide à prévenir." } }, { "@type": "Question", "name": "Quel rôle joue l'exercice dans la prévention ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "L'exercice régulier améliore la santé cardiaque et réduit le risque d'arythmies." } }, { "@type": "Question", "name": "Comment l'alimentation influence-t-elle le cœur ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée riche en oméga-3 et en fibres favorise la santé cardiaque." } }, { "@type": "Question", "name": "Pourquoi éviter l'alcool pour le cœur ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "L'alcool peut provoquer des arythmies et affecter la pression artérielle." } }, { "@type": "Question", "name": "Quel impact du stress sur le cœur ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Le stress chronique peut déclencher des arythmies et affecter la santé cardiaque." } }, { "@type": "Question", "name": "Quels traitements pour les arythmies ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent des médicaments, des cardioversion et des ablations." } }, { "@type": "Question", "name": "Comment fonctionne l'ablation cardiaque ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "L'ablation détruit les tissus responsables des arythmies à l'aide de chaleur ou de froid." } }, { "@type": "Question", "name": "Quels médicaments pour la fibrillation auriculaire ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Les anticoagulants et les bêtabloquants sont souvent prescrits." } }, { "@type": "Question", "name": "Quand utiliser un stimulateur cardiaque ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Un stimulateur est utilisé pour traiter les bradycardies et certains blocages." } }, { "@type": "Question", "name": "Qu'est-ce que la cardioversion ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "C'est une procédure pour rétablir un rythme cardiaque normal par choc électrique." } }, { "@type": "Question", "name": "Quelles complications des arythmies ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent AVC, insuffisance cardiaque et mort subite." } }, { "@type": "Question", "name": "Comment l'arythmie peut-elle causer un AVC ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Les caillots peuvent se former dans le cœur et se déplacer vers le cerveau." } }, { "@type": "Question", "name": "Quels risques d'insuffisance cardiaque ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les arythmies non traitées peuvent affaiblir le cœur et mener à une insuffisance cardiaque." } }, { "@type": "Question", "name": "Quelles sont les conséquences d'une fibrillation auriculaire ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Elle augmente le risque d'AVC et d'insuffisance cardiaque si non traitée." } }, { "@type": "Question", "name": "Comment prévenir les complications des arythmies ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Un suivi médical régulier et un traitement approprié aident à prévenir les complications." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque d'arythmies ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'hypertension, le diabète, et les antécédents familiaux." } }, { "@type": "Question", "name": "Quel rôle joue l'âge dans les arythmies ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le risque d'arythmies augmente avec l'âge en raison de changements cardiaques." } }, { "@type": "Question", "name": "Comment le tabagisme affecte-t-il le cœur ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Le tabagisme endommage les vaisseaux sanguins et augmente le risque d'arythmies." } }, { "@type": "Question", "name": "Quel impact du surpoids sur la santé cardiaque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Le surpoids augmente le risque d'hypertension et d'arythmies cardiaques." } }, { "@type": "Question", "name": "Comment le stress influence-t-il le cœur ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Le stress chronique peut provoquer des arythmies et affecter la santé cardiaque." } } ] } ] }

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...