Titre : Système Duffy

Système Duffy : Questions médicales fréquentes

Termes MeSH sélectionnés :

Case-Control Studies
{ "@context": "https://schema.org", "@graph": [ { "@type": "MedicalWebPage", "name": "Système Duffy : Questions médicales les plus fréquentes", "headline": "Système Duffy : Comprendre les symptômes, diagnostics et traitements", "description": "Guide complet et accessible sur les Système Duffy : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.", "datePublished": "2024-07-28", "dateModified": "2025-04-24", "inLanguage": "fr", "medicalAudience": [ { "@type": "MedicalAudience", "name": "Grand public", "audienceType": "Patient", "healthCondition": { "@type": "MedicalCondition", "name": "Système Duffy" }, "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": "Antigènes de groupe sanguin", "url": "https://questionsmedicales.fr/mesh/D001789", "about": { "@type": "MedicalCondition", "name": "Antigènes de groupe sanguin", "code": { "@type": "MedicalCode", "code": "D001789", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "D23.050.705.230" } } }, "about": { "@type": "MedicalCondition", "name": "Système Duffy", "alternateName": "Duffy Blood-Group System", "code": { "@type": "MedicalCode", "code": "D004375", "codingSystem": "MeSH" } }, "author": [ { "@type": "Person", "name": "Eugenia Lo", "url": "https://questionsmedicales.fr/author/Eugenia%20Lo", "affiliation": { "@type": "Organization", "name": "Department of Microbiology and Immunology, Drexel University College of Medicine, Philadelphia, PA." } }, { "@type": "Person", "name": "Delenasaw Yewhalaw", "url": "https://questionsmedicales.fr/author/Delenasaw%20Yewhalaw", "affiliation": { "@type": "Organization", "name": "Tropical and Infectious Diseases Research Center, Jimma University, Jimma, Ethiopia." } }, { "@type": "Person", "name": "Martin L Olsson", "url": "https://questionsmedicales.fr/author/Martin%20L%20Olsson", "affiliation": { "@type": "Organization", "name": "Medical Director of the Nordic Reference Laboratory for Genomic Blood Group Typing and Senior Consultant at the Department of Clinical Immunology and Transfusion Medicine, Office of Medical Services, Region Skåne; Professor of Transfusion Medicine at the Division of Hematology and Transfusion Medicine, Department of Laboratory Medicine, and Vice-Dean at the Faculty of Medicine, Lund University." } }, { "@type": "Person", "name": "Rei Rama", "url": "https://questionsmedicales.fr/author/Rei%20Rama", "affiliation": { "@type": "Organization", "name": "University of North Carolina at Charlotte." } }, { "@type": "Person", "name": "Lilian Castilho", "url": "https://questionsmedicales.fr/author/Lilian%20Castilho", "affiliation": { "@type": "Organization", "name": "Professor and Researcher, Hemocentro Campinas, University of Campinas, Rua Carlos Chagas." } } ], "citation": [ { "@type": "ScholarlyArticle", "name": "Addenbrooke's cognitive examination III: diagnostic utility for detecting mild cognitive impairment and dementia in Parkinson's disease.", "datePublished": "2023-03-02", "url": "https://questionsmedicales.fr/article/36863401", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1055/s-0042-1758448" } }, { "@type": "ScholarlyArticle", "name": "Axial Plane Rotation of the Talus in Progressive Collapsing Foot Deformity: A Weightbearing Computed Tomography Analysis.", "datePublished": "2023-03-02", "url": "https://questionsmedicales.fr/article/36864751", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1177/10711007231154894" } }, { "@type": "ScholarlyArticle", "name": "Video Ocular Counter-Roll (vOCR): Otolith-Ocular Function and Compensatory Effect of the Neck Following Vestibular Loss.", "datePublished": "2023-03-02", "url": "https://questionsmedicales.fr/article/36861848", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1002/ohn.304" } }, { "@type": "ScholarlyArticle", "name": "Fetal cell microchimerism and susceptibility to COVID-19 disease in women.", "datePublished": "2023-03-01", "url": "https://questionsmedicales.fr/article/36857020", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1007/s15010-023-02006-x" } }, { "@type": "ScholarlyArticle", "name": "VNTR Polymorphism in the Intron 5 of SIRT3 and Susceptibility to Breast Cancer.", "datePublished": "2023-03-01", "url": "https://questionsmedicales.fr/article/36974538", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.31557/APJCP.2023.24.3.859" } } ], "breadcrumb": { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "questionsmedicales.fr", "item": "https://questionsmedicales.fr" }, { "@type": "ListItem", "position": 2, "name": "Facteurs biologiques", "item": "https://questionsmedicales.fr/mesh/D001685" }, { "@type": "ListItem", "position": 3, "name": "Antigènes", "item": "https://questionsmedicales.fr/mesh/D000941" }, { "@type": "ListItem", "position": 4, "name": "Isoantigènes", "item": "https://questionsmedicales.fr/mesh/D007519" }, { "@type": "ListItem", "position": 5, "name": "Antigènes de groupe sanguin", "item": "https://questionsmedicales.fr/mesh/D001789" }, { "@type": "ListItem", "position": 6, "name": "Système Duffy", "item": "https://questionsmedicales.fr/mesh/D004375" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Système Duffy - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Système Duffy", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-02", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Système Duffy", "description": "Comment déterminer le groupe sanguin Duffy ?\nQuels tests sont utilisés pour le système Duffy ?\nLe groupe Duffy peut-il changer ?\nQuels sont les types de groupes Duffy ?\nComment le groupe Duffy affecte-t-il les transfusions ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Système Duffy", "description": "Quels symptômes sont liés à l'incompatibilité Duffy ?\nL'absence d'antigène Duffy cause-t-elle des symptômes ?\nLes infections sont-elles liées au système Duffy ?\nComment le système Duffy affecte-t-il la santé ?\nY a-t-il des symptômes spécifiques au paludisme ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Système Duffy", "description": "Comment prévenir les incompatibilités Duffy ?\nY a-t-il des mesures préventives pour le paludisme ?\nLes donneurs de sang doivent-ils être testés ?\nComment sensibiliser sur le système Duffy ?\nLes vaccinations aident-elles contre le paludisme ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Système Duffy", "description": "Comment traiter une réaction transfusionnelle Duffy ?\nY a-t-il un traitement pour l'absence d'antigène Duffy ?\nComment prévenir les réactions transfusionnelles ?\nLe paludisme a-t-il un traitement spécifique ?\nLes transfusions peuvent-elles être évitées ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Système Duffy", "description": "Quelles complications peuvent survenir après une transfusion ?\nLe paludisme peut-il entraîner des complications graves ?\nComment gérer les complications transfusionnelles ?\nLes complications sont-elles fréquentes avec le système Duffy ?\nQuelles sont les conséquences d'une infection par le paludisme ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Système Duffy", "description": "Quels sont les facteurs de risque pour le paludisme ?\nLes groupes sanguins rares sont-ils à risque ?\nLes antécédents transfusionnels augmentent-ils le risque ?\nLes femmes enceintes sont-elles à risque avec Duffy ?\nLes voyageurs sont-ils à risque de paludisme ?", "url": "https://questionsmedicales.fr/mesh/D004375?mesh_terms=Case-Control+Studies&page=1000#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment déterminer le groupe sanguin Duffy ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le groupe sanguin Duffy est déterminé par des tests sérologiques spécifiques." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour le système Duffy ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests d'agglutination et des tests d'anticorps sont utilisés pour le système Duffy." } }, { "@type": "Question", "name": "Le groupe Duffy peut-il changer ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Non, le groupe sanguin Duffy est déterminé génétiquement et ne change pas." } }, { "@type": "Question", "name": "Quels sont les types de groupes Duffy ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Les principaux groupes Duffy sont Fya et Fyb, avec des variations possibles." } }, { "@type": "Question", "name": "Comment le groupe Duffy affecte-t-il les transfusions ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Une incompatibilité Duffy peut entraîner des réactions transfusionnelles." } }, { "@type": "Question", "name": "Quels symptômes sont liés à l'incompatibilité Duffy ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des réactions allergiques, fièvre et anémie." } }, { "@type": "Question", "name": "L'absence d'antigène Duffy cause-t-elle des symptômes ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "L'absence d'antigène Duffy n'entraîne généralement pas de symptômes cliniques." } }, { "@type": "Question", "name": "Les infections sont-elles liées au système Duffy ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines infections, comme le paludisme, sont influencées par le système Duffy." } }, { "@type": "Question", "name": "Comment le système Duffy affecte-t-il la santé ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Il influence la susceptibilité aux infections et les réactions transfusionnelles." } }, { "@type": "Question", "name": "Y a-t-il des symptômes spécifiques au paludisme ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes du paludisme incluent fièvre, frissons, et douleurs musculaires." } }, { "@type": "Question", "name": "Comment prévenir les incompatibilités Duffy ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La prévention passe par des tests sanguins avant toute transfusion." } }, { "@type": "Question", "name": "Y a-t-il des mesures préventives pour le paludisme ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'utilisation de moustiquaires et de répulsifs aide à prévenir le paludisme." } }, { "@type": "Question", "name": "Les donneurs de sang doivent-ils être testés ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, tous les donneurs de sang doivent être testés pour les groupes sanguins." } }, { "@type": "Question", "name": "Comment sensibiliser sur le système Duffy ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Des campagnes d'information peuvent sensibiliser sur l'importance des tests sanguins." } }, { "@type": "Question", "name": "Les vaccinations aident-elles contre le paludisme ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines vaccinations peuvent réduire le risque d'infection par le paludisme." } }, { "@type": "Question", "name": "Comment traiter une réaction transfusionnelle Duffy ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement inclut l'arrêt de la transfusion et la gestion des symptômes." } }, { "@type": "Question", "name": "Y a-t-il un traitement pour l'absence d'antigène Duffy ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Il n'y a pas de traitement nécessaire pour l'absence d'antigène Duffy." } }, { "@type": "Question", "name": "Comment prévenir les réactions transfusionnelles ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La prévention passe par des tests de compatibilité rigoureux avant transfusion." } }, { "@type": "Question", "name": "Le paludisme a-t-il un traitement spécifique ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le paludisme est traité avec des antipaludiques comme la chloroquine." } }, { "@type": "Question", "name": "Les transfusions peuvent-elles être évitées ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des alternatives comme les médicaments ou les transfusions autologues peuvent être utilisées." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir après une transfusion ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des réactions allergiques, hémolyse et choc transfusionnel." } }, { "@type": "Question", "name": "Le paludisme peut-il entraîner des complications graves ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le paludisme peut causer des complications comme l'anémie sévère et le coma." } }, { "@type": "Question", "name": "Comment gérer les complications transfusionnelles ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "La gestion inclut l'arrêt de la transfusion et le traitement des symptômes." } }, { "@type": "Question", "name": "Les complications sont-elles fréquentes avec le système Duffy ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Les complications sont rares mais peuvent survenir en cas d'incompatibilité." } }, { "@type": "Question", "name": "Quelles sont les conséquences d'une infection par le paludisme ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les conséquences incluent des défaillances organiques et des troubles neurologiques." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour le paludisme ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent vivre dans des zones endémiques et ne pas utiliser de protection." } }, { "@type": "Question", "name": "Les groupes sanguins rares sont-ils à risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les groupes sanguins rares peuvent avoir un risque accru d'incompatibilité." } }, { "@type": "Question", "name": "Les antécédents transfusionnels augmentent-ils le risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents transfusionnels peuvent augmenter le risque de réactions." } }, { "@type": "Question", "name": "Les femmes enceintes sont-elles à risque avec Duffy ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les femmes enceintes peuvent avoir des complications liées au système Duffy." } }, { "@type": "Question", "name": "Les voyageurs sont-ils à risque de paludisme ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les voyageurs vers des zones à risque doivent prendre des précautions." } } ] } ] }

Sources (10000 au total)

Addenbrooke's cognitive examination III: diagnostic utility for detecting mild cognitive impairment and dementia in Parkinson's disease.

Cognitive deficit in Parkinson disease (PD) is an important cause of functional disability in these patients and early detection, with sensitive instruments, can contribute to longitudinal monitoring.... To investigate the diagnostic accuracy, sensitivity, and specificity of the Addenbrooke's Cognitive Examination-III in patients with PD, using the comprehensive neuropsychological battery as reference... Cross-sectional, observational, case-control study.... rehabilitation service. A total of 150 patients and 60 healthy controls matched for age, sex, and education. For level I assessment, Addenbrooke Cognitive Examination (ACE-III) was used. Level II asse... The clinical group was divided into 3 subgroups: normal cognition in Parkinson's disease (NC-PD-16%), mild cognitive impairment due to Parkinson's disease (MCI-PD-69.33%), and dementia due to Parkinso... ACE-III is a useful battery for assessing the cognitive domains and to differentiate individuals with MCI-PD and D-PD from healthy controls. Future research, in a community setting, is necessary to pr...

Axial Plane Rotation of the Talus in Progressive Collapsing Foot Deformity: A Weightbearing Computed Tomography Analysis.

Progressive collapsing foot deformity (PCFD) is recognized as a 3-dimensional deformity centered around the talus. Previous studies have described some features of talar motion in the ankle mortise in... Multiplanar reconstructed WBCT images of 79 patients with PCFD and 35 control patients (39 scans) were retrospectively analyzed. The PCFD group was divided into 2 subgroups depending on preoperative t... The talus was significantly more internally rotated with respect to the ankle TM axis and the lateral malleolus in PCFD patients compared to controls, and in the severe abduction group compared with t... Our findings suggest that talar malrotation in the axial plane should be considered an underlying feature of abduction deformity in PCFD. The malrotation occurs in both the talonavicular and ankle joi... Level III, case-control study....

Video Ocular Counter-Roll (vOCR): Otolith-Ocular Function and Compensatory Effect of the Neck Following Vestibular Loss.

Assessment of recovery following vestibular loss has been limited by the lack of bedside measures in clinical settings. Here, we used the video ocular counter-roll (vOCR) test to study otolith-ocular ... Case-control study.... Tertiary care center.... Fifty-six subjects were recruited including patients with acute (9 ± 2 days [mean ± standard error of mean]), subacute (61 ± 11 days), and chronic (1009 ± 266 days) unilateral loss of vestibular funct... The vOCR responses evolved at different stages following vestibular loss with improvement of the gains in the chronic stage. The deficit was more pronounced when the whole body was tilted (acute: 0.08... The vOCR test can be valuable as a clinical marker to measure vestibular recovery and compensatory effect of neck proprioception in patients at different stages following loss of vestibular function....

Fetal cell microchimerism and susceptibility to COVID-19 disease in women.

The clinical outcome of COVID-19 disease is worse in males, and the reasons of this gender disparity are currently unclear, though evidences point to a combination of biological and gender-specific fa... One hundred twenty-three women with a previous male pregnancy, comprising 63 COVID-19 cases and 60 healthy controls were enrolled. The presence of blood male DNA was assessed by the amplification of t... The prevalence of male DNA of presumed fetal origin was significantly higher in healthy controls than in COVID-19 cases (70 vs 44.4%, P = 0.0044; OR 0.3429, 95% CI 0.1631-0.7207, P = 0.0047). Among wo... This is the first case-control study reporting the prevalence of FCM in COVID-19 and healthy women. Overall, our data seem to suggest a role for FCM in the protection towards the SARS-CoV-2 infection ...

VNTR Polymorphism in the Intron 5 of SIRT3 and Susceptibility to Breast Cancer.

Breast cancer recurrence and metastasis are associated with alterations in the cellular stress responses that influence tumour signalling. Sirtuin3 (SIRT3), a mitochondrial deacetylase is the regulato... The current case-control study was conducted in Hyderabad, India. A total of 200 primary female breast cancer cases were recruited, irrespective of age and clinical subtype. However, secondary or recu... The VNTR polymorphism in the intron 5 region of SIRT3 gene could serve as a molecular marker for detection of breast cancer onset. Further studies are warranted to study the prognostic and therapeutic...

Attenuated cognitive functioning decades after preeclampsia.

Preeclampsia, a hypertensive pregnancy disorder, is a leading cause of maternal and fetal morbidity and mortality, with remote cardio- and cerebrovascular implications. After preeclampsia, women may r... This study aimed to determine the impact of preeclampsia on perceived maternal cognitive functioning decades after pregnancy.... This study is part of a cross-sectional case-control study named Queen of Hearts (ClinicalTrials.gov Identifier: NCT02347540), a collaboration study of 5 tertiary referral centers within the Netherlan... This study included 1036 women with a history of preeclampsia and 527 women with normotensive pregnancies. Regarding overall executive function, 23.2% (95% confidence interval, 19.0-28.1) of women exp... After preeclampsia, women were 9 times more likely to experience clinical attenuation of higher-order cognitive functions as opposed to after normotensive pregnancy. Despite overall steady improvement...