{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "Faux positifs : Questions médicales les plus fréquentes",
"headline": "Faux positifs : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les Faux positifs : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-07-07",
"dateModified": "2025-04-03",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "Faux positifs"
},
"suggestedMinAge": 18,
"suggestedGender": "unisex"
},
{
"@type": "MedicalAudience",
"name": "Médecins",
"audienceType": "Physician",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "France"
}
},
{
"@type": "MedicalAudience",
"name": "Chercheurs",
"audienceType": "Researcher",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "International"
}
}
],
"reviewedBy": {
"@type": "Person",
"name": "Dr Olivier Menir",
"jobTitle": "Expert en Médecine",
"description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale",
"url": "/static/pages/docteur-olivier-menir.html",
"alumniOf": {
"@type": "EducationalOrganization",
"name": "Université Paris Descartes"
}
},
"isPartOf": {
"@type": "MedicalWebPage",
"name": "Diagnostic",
"url": "https://questionsmedicales.fr/mesh/D003933",
"about": {
"@type": "MedicalCondition",
"name": "Diagnostic",
"code": {
"@type": "MedicalCode",
"code": "D003933",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "E01"
}
}
},
"about": {
"@type": "MedicalCondition",
"name": "Faux positifs",
"alternateName": "False Positive Reactions",
"code": {
"@type": "MedicalCode",
"code": "D005189",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "Xinhe Mao",
"url": "https://questionsmedicales.fr/author/Xinhe%20Mao",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden."
}
},
{
"@type": "Person",
"name": "Wei He",
"url": "https://questionsmedicales.fr/author/Wei%20He",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden."
}
},
{
"@type": "Person",
"name": "Keith Humphreys",
"url": "https://questionsmedicales.fr/author/Keith%20Humphreys",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden."
}
},
{
"@type": "Person",
"name": "Mikael Eriksson",
"url": "https://questionsmedicales.fr/author/Mikael%20Eriksson",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden."
}
},
{
"@type": "Person",
"name": "Natalie Holowko",
"url": "https://questionsmedicales.fr/author/Natalie%20Holowko",
"affiliation": {
"@type": "Organization",
"name": "Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "Technologies for frailty, comorbidity, and multimorbidity in older adults: a systematic review of research designs.",
"datePublished": "2023-07-11",
"url": "https://questionsmedicales.fr/article/37434136",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12874-023-01971-z"
}
},
{
"@type": "ScholarlyArticle",
"name": "Evaluation of research co-design in health: a systematic overview of reviews and development of a framework.",
"datePublished": "2024-09-11",
"url": "https://questionsmedicales.fr/article/39261956",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s13012-024-01394-4"
}
},
{
"@type": "ScholarlyArticle",
"name": "Engaging community members in cancer research: an assessment of an NCI-designated cancer center.",
"datePublished": "2023-01-04",
"url": "https://questionsmedicales.fr/article/36598655",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1007/s10552-022-01666-8"
}
},
{
"@type": "ScholarlyArticle",
"name": "Conducting Implementation Research in Stroke Rehabilitation: A Case Example and Considerations for Study Design.",
"datePublished": "2022-11-18",
"url": "https://questionsmedicales.fr/article/36398961",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1177/15459683221138747"
}
},
{
"@type": "ScholarlyArticle",
"name": "Single-case experimental designs for child neurological rehabilitation and developmental disability research.",
"datePublished": "2023-01-31",
"url": "https://questionsmedicales.fr/article/36721909",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1111/dmcn.15513"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Diagnostic",
"item": "https://questionsmedicales.fr/mesh/D003933"
},
{
"@type": "ListItem",
"position": 3,
"name": "Faux positifs",
"item": "https://questionsmedicales.fr/mesh/D005189"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : Faux positifs - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur Faux positifs",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-05-17",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur Faux positifs",
"description": "Qu'est-ce qu'un faux positif en médecine ?\nComment se produisent les faux positifs ?\nQuels tests sont souvent sujets aux faux positifs ?\nComment confirmer un faux positif ?\nLes faux positifs peuvent-ils être dangereux ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur Faux positifs",
"description": "Quels symptômes peuvent être mal interprétés ?\nLes faux positifs causent-ils des symptômes ?\nComment les faux positifs affectent-ils le diagnostic ?\nLes faux positifs sont-ils fréquents ?\nPeut-on avoir des faux positifs sans symptômes ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur Faux positifs",
"description": "Comment réduire les faux positifs ?\nLes antécédents médicaux aident-ils à prévenir les faux positifs ?\nLes faux positifs peuvent-ils être évités par des tests réguliers ?\nQuel rôle joue la formation des professionnels de santé ?\nLes nouvelles technologies aident-elles à prévenir les faux positifs ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur Faux positifs",
"description": "Comment gérer un faux positif ?\nLes faux positifs nécessitent-ils un traitement ?\nQuels traitements peuvent être évités à cause des faux positifs ?\nLes faux positifs influencent-ils le suivi médical ?\nComment éviter les traitements inappropriés ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur Faux positifs",
"description": "Quelles complications peuvent découler des faux positifs ?\nLes faux positifs peuvent-ils entraîner des diagnostics tardifs ?\nComment les faux positifs affectent-ils la confiance des patients ?\nLes faux positifs augmentent-ils les coûts de santé ?\nLes faux positifs peuvent-ils causer des problèmes psychologiques ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Faux positifs",
"description": "Quels facteurs augmentent le risque de faux positifs ?\nLes tests de dépistage sont-ils plus risqués pour certains groupes ?\nLes antécédents familiaux influencent-ils les faux positifs ?\nLe mode de vie affecte-t-il les faux positifs ?\nLes médicaments peuvent-ils causer des faux positifs ?",
"url": "https://questionsmedicales.fr/mesh/D005189?mesh_terms=Research+Design&page=2#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Qu'est-ce qu'un faux positif en médecine ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "C'est un résultat de test qui indique une maladie alors qu'elle n'est pas présente."
}
},
{
"@type": "Question",
"name": "Comment se produisent les faux positifs ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent résulter d'erreurs de test, de spécificité insuffisante ou d'interférences."
}
},
{
"@type": "Question",
"name": "Quels tests sont souvent sujets aux faux positifs ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests de dépistage du cancer, les tests allergiques et les tests de grossesse."
}
},
{
"@type": "Question",
"name": "Comment confirmer un faux positif ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests supplémentaires ou des examens cliniques peuvent aider à confirmer ou infirmer le résultat."
}
},
{
"@type": "Question",
"name": "Les faux positifs peuvent-ils être dangereux ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent entraîner des traitements inutiles et de l'anxiété pour le patient."
}
},
{
"@type": "Question",
"name": "Quels symptômes peuvent être mal interprétés ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme la douleur ou la fatigue peuvent être associés à des faux positifs."
}
},
{
"@type": "Question",
"name": "Les faux positifs causent-ils des symptômes ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, les faux positifs ne causent pas de symptômes, mais peuvent mener à des traitements inappropriés."
}
},
{
"@type": "Question",
"name": "Comment les faux positifs affectent-ils le diagnostic ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent mener à des diagnostics erronés et à des traitements non nécessaires."
}
},
{
"@type": "Question",
"name": "Les faux positifs sont-ils fréquents ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "La fréquence varie selon le test, mais certains tests de dépistage ont des taux élevés."
}
},
{
"@type": "Question",
"name": "Peut-on avoir des faux positifs sans symptômes ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un faux positif peut survenir sans que le patient ne présente de symptômes."
}
},
{
"@type": "Question",
"name": "Comment réduire les faux positifs ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Utiliser des tests avec une haute spécificité et valider les résultats par des tests complémentaires."
}
},
{
"@type": "Question",
"name": "Les antécédents médicaux aident-ils à prévenir les faux positifs ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents médicaux complets peuvent aider à interpréter les résultats de tests."
}
},
{
"@type": "Question",
"name": "Les faux positifs peuvent-ils être évités par des tests réguliers ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests réguliers et appropriés peuvent aider à minimiser les faux positifs."
}
},
{
"@type": "Question",
"name": "Quel rôle joue la formation des professionnels de santé ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une formation adéquate aide à interpréter correctement les résultats et à éviter les erreurs."
}
},
{
"@type": "Question",
"name": "Les nouvelles technologies aident-elles à prévenir les faux positifs ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les avancées technologiques améliorent la précision des tests et réduisent les faux positifs."
}
},
{
"@type": "Question",
"name": "Comment gérer un faux positif ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il est essentiel de réaliser des tests de confirmation et d'évaluer le patient cliniquement."
}
},
{
"@type": "Question",
"name": "Les faux positifs nécessitent-ils un traitement ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, un faux positif ne nécessite pas de traitement, mais une évaluation supplémentaire."
}
},
{
"@type": "Question",
"name": "Quels traitements peuvent être évités à cause des faux positifs ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des traitements comme la chimiothérapie ou des interventions chirurgicales peuvent être évités."
}
},
{
"@type": "Question",
"name": "Les faux positifs influencent-ils le suivi médical ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent entraîner des suivis médicaux inutiles et des examens supplémentaires."
}
},
{
"@type": "Question",
"name": "Comment éviter les traitements inappropriés ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "En confirmant les résultats par des tests supplémentaires avant de commencer un traitement."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent découler des faux positifs ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des traitements inutiles, des effets secondaires et de l'anxiété."
}
},
{
"@type": "Question",
"name": "Les faux positifs peuvent-ils entraîner des diagnostics tardifs ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des faux positifs peuvent retarder le diagnostic correct d'une maladie réelle."
}
},
{
"@type": "Question",
"name": "Comment les faux positifs affectent-ils la confiance des patients ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent diminuer la confiance des patients dans les tests et les professionnels de santé."
}
},
{
"@type": "Question",
"name": "Les faux positifs augmentent-ils les coûts de santé ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent entraîner des coûts supplémentaires en raison de tests et traitements inutiles."
}
},
{
"@type": "Question",
"name": "Les faux positifs peuvent-ils causer des problèmes psychologiques ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'anxiété et le stress liés à des résultats erronés peuvent affecter la santé mentale."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de faux positifs ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des facteurs comme l'âge, le sexe et des conditions médicales préexistantes peuvent influencer."
}
},
{
"@type": "Question",
"name": "Les tests de dépistage sont-ils plus risqués pour certains groupes ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains groupes peuvent avoir des taux de faux positifs plus élevés selon le test."
}
},
{
"@type": "Question",
"name": "Les antécédents familiaux influencent-ils les faux positifs ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux de maladies peuvent augmenter le risque de faux positifs."
}
},
{
"@type": "Question",
"name": "Le mode de vie affecte-t-il les faux positifs ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des habitudes comme le tabagisme ou l'alimentation peuvent influencer les résultats."
}
},
{
"@type": "Question",
"name": "Les médicaments peuvent-ils causer des faux positifs ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains médicaments peuvent interférer avec les tests et provoquer des faux positifs."
}
}
]
}
]
}
Frailty, neurodegeneration and geriatric syndromes cause a significant impact at the clinical, social, and economic level, mainly in the context of the aging world. Recently, Information and Communica...
Following the PRISMA guidelines, records from PubMed, EMBASE, and Web of Science were systematically screened to select original articles in which interventional or observational designs were used to ...
Thirty-four articles met the inclusion criteria. Most of the studies used diagnostic accuracy designs to test assessment procedures or retrospective cohort designs to build predictive models. A minori...
The majority of the reviewed articles use an observational design mainly to study diagnostic procedures and suffer from a high risk of bias. The scarce presence of methodologically robust intervention...
Co-design with consumers and healthcare professionals is widely used in applied health research. While this approach appears to be ethically the right thing to do, a rigorous evaluation of its process...
A multifaceted, iterative approach, including three steps, was undertaken to develop a Co-design Evaluation Framework: 1) A systematic overview of reviews; 2) Stakeholder panel meetings to discuss and...
A total of 51 reviews were included in the systematic overview of reviews. Fifteen evaluation themes were identified and grouped into the following seven clusters: People (within co-design group), gro...
The Co-Design Evaluation Framework has been collaboratively developed with various stakeholders to be used prospectively (planning for evaluation), concurrently (making adjustments during the co-desig...
Despite the importance of engaging community members in research, multiple barriers exist. We conducted a mixed-methods evaluation to understand the opportunities and challenges of engaging community ...
We designed a survey and an interview guide based on the constructs of the Consolidated Framework for Implementation Research. Surveys were distributed electronically to all cancer center investigator...
There was strong agreement among investigators that "Community engagement in research will help the SKCC address cancer disparities in the catchment area" (M 4.2, SD 0.9) and less agreement with items...
Cancer centers should develop and promote training and collaborative opportunities for investigators and community members. Overcoming challenges will lead to more patient- and community-centered canc...
As neurorehabilitation research continues to grow, the field must ensure its scientific discoveries are implemented into routine clinical care. Without targeted efforts to increase the implementation ...
Single-case experimental designs (SCEDs) are a group of methodologies of growing interest, aiming to test the effectiveness of an intervention at the single-participant level, using a rigorous and pro...
The prosthetic socket is a key component that influences prosthesis satisfaction, with a poorly fitting prosthetic socket linked to prosthesis abandonment and reduced community participation. This pap...
Systematic literature and patent searches were conducted across multiple databases to identify articles and patents that discussed adjustable prosthetic sockets. The patents were used to find companie...
50 literature articles and 63 patents were identified for inclusion, representing 35 different designs used in literature and 16 commercially available products. Adjustable sockets are becoming more p...
There are clear differences in the design focus taken by industry and researchers, with justification for choice of design and range of adjustment often being unclear. Whilst comfort is often reported...
The randomized controlled trial (RCT) is the gold standard in evidence-based medicine. However, this design may not be appropriate in every setting, so other methods or designs such as the regression ...
The aim of this article is to introduce the RDD, summarise methodology in the context of health services research and present a worked example using the statistic software SPSS (Examples for R and Sta...
The RDD consists of four essential steps: 1. Determine feasibility; 2. Note possible treatment manipulation, 3. Check for the treatment effect, and 4. Fit the regression models to measure the treatmen...
The RDD comes as an alternative for studies in health service research where an RCT cannot be conducted, but a threshold-based comparison can be made....
Participation of people from culturally and linguistically diverse (CALD) communities in public health research is often limited by challenges with recruitment, retention and second-language data coll...
NHLBI funded seven projects as part of the Disparities Elimination through Coordinated Interventions to Prevent and Control Heart and Lung Disease Risk (DECIPHeR) Initiative. They were expected to col...
In the United States (US), the Surveillance, Epidemiology, and End Results (SEER) program is the only comprehensive source of population-based information that includes stage of cancer at the time of ...