Titre : Vaccins contre les hépatites virales

Vaccins contre les hépatites virales : Questions médicales fréquentes

Termes MeSH sélectionnés :

Noninvasive Prenatal Testing
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l'hépatite A ?", "url": "https://questionsmedicales.fr/mesh/D014761?mesh_terms=Noninvasive+Prenatal+Testing&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Vaccins contre les hépatites virales", "description": "Quel est le traitement de l'hépatite A ?\nComment traite-t-on l'hépatite B chronique ?\nL'hépatite C est-elle curable ?\nQuels médicaments sont utilisés pour l'hépatite B ?\nY a-t-il un vaccin pour l'hépatite C ?", "url": "https://questionsmedicales.fr/mesh/D014761?mesh_terms=Noninvasive+Prenatal+Testing&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Vaccins contre les hépatites virales", "description": "Quelles sont les complications de l'hépatite B ?\nL'hépatite A peut-elle causer des complications ?\nQuels risques sont associés à l'hépatite C ?\nComment prévenir les complications de l'hépatite ?\nLes complications de l'hépatite peuvent-elles être réversibles ?", "url": "https://questionsmedicales.fr/mesh/D014761?mesh_terms=Noninvasive+Prenatal+Testing&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Vaccins contre les hépatites virales", "description": "Quels sont les facteurs de risque pour l'hépatite A ?\nQui est à risque d'hépatite B ?\nL'hépatite C est-elle transmissible par le sang ?\nLes travailleurs de la santé sont-ils à risque d'hépatite ?\nLes personnes atteintes de maladies chroniques sont-elles plus à risque ?", "url": "https://questionsmedicales.fr/mesh/D014761?mesh_terms=Noninvasive+Prenatal+Testing&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Quels sont les symptômes de l'hépatite A ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent fatigue, nausées, douleurs abdominales et jaunisse." } }, { "@type": "Question", "name": "L'hépatite B peut-elle être asymptomatique ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Oui, de nombreuses personnes infectées par l'hépatite B ne présentent pas de symptômes." } }, { "@type": "Question", "name": "Comment se manifeste l'hépatite C ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes peuvent inclure fatigue, douleurs articulaires et jaunisse, mais souvent absents." } }, { "@type": "Question", "name": "Quels signes indiquent une hépatite aiguë ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent une forte fièvre, des douleurs abdominales et une urine foncée." } }, { "@type": "Question", "name": "L'hépatite virale peut-elle causer des complications ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des complications comme la cirrhose ou le cancer du foie peuvent survenir." } }, { "@type": "Question", "name": "Comment les vaccins contre l'hépatite A sont-ils administrés ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Ils sont généralement administrés par injection intramusculaire en deux doses." } }, { "@type": "Question", "name": "Qui devrait recevoir le vaccin contre l'hépatite B ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Il est recommandé pour tous les nourrissons, les enfants et les adultes à risque." } }, { "@type": "Question", "name": "Les vaccins contre l'hépatite A sont-ils efficaces ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils offrent une protection d'environ 95% après la vaccination complète." } }, { "@type": "Question", "name": "À quel âge doit-on vacciner les enfants contre l'hépatite B ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "La vaccination doit commencer à la naissance, avec des doses supplémentaires à 1 et 6 mois." } }, { "@type": "Question", "name": "Les voyageurs doivent-ils se faire vacciner contre l'hépatite A ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la vaccination est recommandée pour les voyageurs se rendant dans des zones à risque." } }, { "@type": "Question", "name": "Quel est le traitement de l'hépatite A ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de traitement spécifique ; le repos et l'hydratation sont recommandés." } }, { "@type": "Question", "name": "Comment traite-t-on l'hépatite B chronique ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des antiviraux peuvent être prescrits pour contrôler l'infection et prévenir les complications." } }, { "@type": "Question", "name": "L'hépatite C est-elle curable ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des traitements antiviraux modernes peuvent guérir l'hépatite C dans la plupart des cas." } }, { "@type": "Question", "name": "Quels médicaments sont utilisés pour l'hépatite B ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Les médicaments comme le ténofovir et l'entécavir sont couramment utilisés." } }, { "@type": "Question", "name": "Y a-t-il un vaccin pour l'hépatite C ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Actuellement, il n'existe pas de vaccin efficace contre l'hépatite C." } }, { "@type": "Question", "name": "Quelles sont les complications de l'hépatite B ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la cirrhose, le cancer du foie et l'insuffisance hépatique." } }, { "@type": "Question", "name": "L'hépatite A peut-elle causer des complications ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Rarement, mais des complications comme l'insuffisance hépatique peuvent survenir chez les personnes âgées." } }, { "@type": "Question", "name": "Quels risques sont associés à l'hépatite C ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "L'hépatite C peut entraîner des maladies hépatiques chroniques et des cancers du foie." } }, { "@type": "Question", "name": "Comment prévenir les complications de l'hépatite ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La vaccination, le dépistage régulier et un mode de vie sain aident à prévenir les complications." } }, { "@type": "Question", "name": "Les complications de l'hépatite peuvent-elles être réversibles ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications, comme la fibrose, peuvent être réversibles avec un traitement approprié." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour l'hépatite A ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent le voyage dans des zones à risque et la consommation d'eau contaminée." } }, { "@type": "Question", "name": "Qui est à risque d'hépatite B ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Les personnes ayant des rapports sexuels non protégés et les utilisateurs de drogues injectables sont à risque." } }, { "@type": "Question", "name": "L'hépatite C est-elle transmissible par le sang ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'hépatite C se transmet principalement par le sang, notamment via les transfusions." } }, { "@type": "Question", "name": "Les travailleurs de la santé sont-ils à risque d'hépatite ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils sont exposés à un risque accru d'infection par contact avec le sang." } }, { "@type": "Question", "name": "Les personnes atteintes de maladies chroniques sont-elles plus à risque ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent avoir un risque accru de complications liées à l'hépatite." } } ] } ] }

Sources (10000 au total)

Performance of single-gene noninvasive prenatal testing for autosomal recessive conditions in a general population setting.

Carrier screening with reflex to single-gene noninvasive prenatal testing (sgNIPT) is an alternative approach for identifying pregnancies at risk for inherited autosomal recessive conditions without t... The clinical performance of carrier screening with reflex to sgNIPT for cystic fibrosis, spinal muscular atrophy, alpha thalassemias, and beta hemoglobinopathies was assessed by collecting pregnancy o... Of 42,067 pregnant individuals who underwent screening, 7538 carriers (17.9%) had reflex sgNIPT, and neonatal or fetal outcomes were obtained for 528 cases, including 25 affected pregnancies. Outcomes... This study builds upon earlier findings to confirm that carrier testing with reflex to sgNIPT is highly accurate for general population screening. Given this high accuracy and an NPV of 99.8%, this wo...

The accuracy and feasibility of noninvasive prenatal testing in a consecutive series of 20,626 pregnancies with different clinical characteristics.

To evaluate the accuracy and feasibility of noninvasive prenatal testing (NIPT) according to the results of NIPT and pregnancy outcomes with different indications.... Between October 2014 and December 2020, 20,626 pregnant women who received NIPT were included in this study. The positive predictive value (PPV) of trisomy 21, 18, and 13 (T21, T18, T13), sex chromoso... In total, 263 positive cases (263/20,626, 1.28%) were detected by NIPT, of which T21, T18, and T13 were 69, 26, and 9 cases, respectively. Sex chromosome abnormalities (SCAs), other chromosomal aneupl... NIPT has high accuracy, specificity and and can effectively avoid the occurrence of birth defects, but it cannot replace prenatal diagnosis. The accuracy, specificity, and sensitivity of NIPT in detec...

Inclusion of sex chromosomes in noninvasive prenatal testing in Asia, Australia, Europe and the USA: A survey study.

To examine the extent to which sex chromosomes are included in current noninvasive prenatal testing (NIPT) and the reporting practices with respect to fetal chromosomal sex and sex chromosome aberrati... A questionnaire addressing the research objectives was distributed by email to fetal medicine and clinical genetics experts in Asia, Australia, Europe and the USA.... Guidelines on NIPT are available in the majority of the included countries. Not all existing guidelines address reporting of fetal chromosomal sex and SCAs. In most settings, NIPT frequently includes ... In most of the studied countries/states, NIPT commonly includes sex chromosomes. The reporting practices concerning fetal chromosomal sex and SCAs are diverse and most commonly not addressed by guidel...

Study on the Clinical Value of Noninvasive Prenatal Testing in Screening the Chromosomal Abnormalities of the Fetus in the Elderly Pregnant Women.

To explore the clinical value of noninvasive prenatal testing (NIPT) in screening the chromosomal abnormalities of the fetus in the elderly pregnant women.... Between January 2020 and December 2021, 1949 elderly pregnant women underwent NIPT in our hospital. At the same time, 236 elderly pregnant women received invasive prenatal diagnosis, and the pregnancy... When NIPT was used for prenatal screening of fetal chromosomal aneuploidy, its diagnostic coincidence rate for trisomy 21 was the highest, with a coincidence rate of 90.00%, and the diagnostic coincid... The noninvasive prenatal screening of fetal DNA in the second trimester of pregnancy for elderly pregnant women has high application value in the prediction of pregnancy outcome. The high risk of preg...

Efficiency of expanded noninvasive prenatal testing in the detection of fetal subchromosomal microdeletion and microduplication in a cohort of 31,256 single pregnancies.

Noninvasive prenatal testing (NIPT) is widely used to screen for common fetal chromosomal aneuploidies. However, the ability of NIPT-Plus to detect copy number variation (CNV) is debatable. Accordingl...

Combined fetal fraction to analyze the Z-score accuracy of noninvasive prenatal testing for fetal trisomies 13, 18, and 21.

This study aims to evaluate the correlation combined fetal fraction and Z-score for fetal trisomies 13, 18, and 21 of NIPT by the semiconductor sequencing platform and further analyze the differences ... A cohort of 61,581 pregnancies were recruited for NIPT. Invasive prenatal diagnostic confirmation is recommended in all high-risk NIPT cases. Logistic regression and rank correlation analysis were app... A total of 278 common trisomy pregnancies were verified in 377 NIPT-positive results. The fitted logistic regression models revealed that Z-scores of NIPT-positive results were significantly associate... The results of this study show that the fetal fraction is significantly correlated with the PPV. Combining fetal fraction with Z-score is significantly better than in groups of Z-score-associated crit...