Titre : Infections à polyomavirus

Infections à polyomavirus : Questions médicales fréquentes

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polyomavirus", "description": "Comment diagnostique-t-on une infection à polyomavirus ?\nQuels tests sont utilisés pour le polyomavirus ?\nLes symptômes aident-ils au diagnostic ?\nPeut-on détecter le virus dans l'urine ?\nLes tests sanguins sont-ils utiles ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Infections à polyomavirus", "description": "Quels sont les symptômes courants des infections à polyomavirus ?\nLes infections peuvent-elles causer des complications ?\nY a-t-il des symptômes spécifiques chez les immunodéprimés ?\nLes symptômes varient-ils selon le type de polyomavirus ?\nPeut-on avoir des symptômes respiratoires ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Infections à polyomavirus", "description": "Comment prévenir les infections à polyomavirus ?\nLes vaccins existent-ils contre le polyomavirus ?\nLes mesures d'hygiène sont-elles efficaces ?\nLes patients greffés doivent-ils être surveillés ?\nLes contacts avec des personnes infectées sont-ils risqués ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Infections à polyomavirus", "description": "Quel est le traitement standard pour les infections à polyomavirus ?\nLes antiviraux sont-ils efficaces contre le polyomavirus ?\nComment gérer les complications liées au polyomavirus ?\nDes traitements préventifs existent-ils ?\nLe traitement dépend-il de l'état immunitaire ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Infections à polyomavirus", "description": "Quelles sont les complications possibles des infections à polyomavirus ?\nLa néphropathie virale est-elle fréquente ?\nLes complications peuvent-elles être mortelles ?\nY a-t-il des complications neurologiques ?\nComment prévenir les complications graves ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Infections à polyomavirus", "description": "Quels sont les principaux facteurs de risque ?\nLe VIH augmente-t-il le risque d'infection ?\nLes traitements immunosuppresseurs sont-ils un risque ?\nLes personnes âgées sont-elles plus à risque ?\nLes antécédents de greffe augmentent-ils le risque ?", "url": "https://questionsmedicales.fr/mesh/D027601?page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostique-t-on une infection à polyomavirus ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic repose sur des tests PCR pour détecter l'ADN viral dans les fluides corporels." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour le polyomavirus ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests PCR et les biopsies peuvent être utilisés pour confirmer l'infection." } }, { "@type": "Question", "name": "Les symptômes aident-ils au diagnostic ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes peuvent être non spécifiques, rendant le diagnostic difficile sans tests." } }, { "@type": "Question", "name": "Peut-on détecter le virus dans l'urine ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le virus peut être détecté dans l'urine, surtout chez les patients immunodéprimés." } }, { "@type": "Question", "name": "Les tests sanguins sont-ils utiles ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les tests sanguins peuvent aider à détecter des anticorps, mais ne sont pas toujours fiables." } }, { "@type": "Question", "name": "Quels sont les symptômes courants des infections à polyomavirus ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les infections peuvent être asymptomatiques ou provoquer fièvre, fatigue et douleurs." } }, { "@type": "Question", "name": "Les infections peuvent-elles causer des complications ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent entraîner des complications graves comme la néphropathie virale." } }, { "@type": "Question", "name": "Y a-t-il des symptômes spécifiques chez les immunodéprimés ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les immunodéprimés peuvent présenter des symptômes plus graves, comme des infections rénales." } }, { "@type": "Question", "name": "Les symptômes varient-ils selon le type de polyomavirus ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, différents types de polyomavirus peuvent provoquer des symptômes variés." } }, { "@type": "Question", "name": "Peut-on avoir des symptômes respiratoires ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Certaines infections à polyomavirus peuvent provoquer des symptômes respiratoires, bien que rares." } }, { "@type": "Question", "name": "Comment prévenir les infections à polyomavirus ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La prévention inclut l'hygiène, le contrôle des infections et la surveillance des patients à risque." } }, { "@type": "Question", "name": "Les vaccins existent-ils contre le polyomavirus ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Actuellement, il n'existe pas de vaccins spécifiques contre les infections à polyomavirus." } }, { "@type": "Question", "name": "Les mesures d'hygiène sont-elles efficaces ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des mesures d'hygiène rigoureuses peuvent réduire le risque d'infection." } }, { "@type": "Question", "name": "Les patients greffés doivent-ils être surveillés ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une surveillance étroite est essentielle pour détecter précocement les infections." } }, { "@type": "Question", "name": "Les contacts avec des personnes infectées sont-ils risqués ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Le risque de transmission est faible, mais il est conseillé d'éviter les contacts étroits." } }, { "@type": "Question", "name": "Quel est le traitement standard pour les infections à polyomavirus ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Il n'existe pas de traitement antiviral spécifique ; la gestion des symptômes est essentielle." } }, { "@type": "Question", "name": "Les antiviraux sont-ils efficaces contre le polyomavirus ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Les antiviraux ne sont généralement pas efficaces contre les infections à polyomavirus." } }, { "@type": "Question", "name": "Comment gérer les complications liées au polyomavirus ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La gestion des complications peut nécessiter des soins spécialisés, comme la dialyse." } }, { "@type": "Question", "name": "Des traitements préventifs existent-ils ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des traitements préventifs peuvent être envisagés pour les patients à haut risque, comme les greffés." } }, { "@type": "Question", "name": "Le traitement dépend-il de l'état immunitaire ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le traitement peut varier selon que le patient est immunocompétent ou immunodéprimé." } }, { "@type": "Question", "name": "Quelles sont les complications possibles des infections à polyomavirus ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la néphropathie virale, la pneumonie et des troubles neurologiques." } }, { "@type": "Question", "name": "La néphropathie virale est-elle fréquente ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est courante chez les patients immunodéprimés, notamment les greffés rénaux." } }, { "@type": "Question", "name": "Les complications peuvent-elles être mortelles ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines complications peuvent être graves et potentiellement mortelles, surtout chez les immunodéprimés." } }, { "@type": "Question", "name": "Y a-t-il des complications neurologiques ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des complications neurologiques peuvent survenir, bien que ce soit rare." } }, { "@type": "Question", "name": "Comment prévenir les complications graves ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Une surveillance régulière et un traitement précoce des infections peuvent aider à prévenir les complications." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les principaux facteurs incluent l'immunodépression, les greffes d'organes et le VIH." } }, { "@type": "Question", "name": "Le VIH augmente-t-il le risque d'infection ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes vivant avec le VIH sont à risque accru d'infections à polyomavirus." } }, { "@type": "Question", "name": "Les traitements immunosuppresseurs sont-ils un risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traitements immunosuppresseurs augmentent le risque d'infections à polyomavirus." } }, { "@type": "Question", "name": "Les personnes âgées sont-elles plus à risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées peuvent avoir un risque accru en raison d'une immunité diminuée." } }, { "@type": "Question", "name": "Les antécédents de greffe augmentent-ils le risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les antécédents de greffe d'organe sont un facteur de risque majeur pour ces infections." } } ] } ] }

Sources (10000 au total)

An Elusive Target: Inhibitors of JC Polyomavirus Infection and Their Development as Therapeutics for the Treatment of Progressive Multifocal Leukoencephalopathy.

Progressive multifocal leukoencephalopathy (PML) is a rare demyelinating disease caused by infection with JC Polyomavirus (JCPyV). Despite the identification of the disease and isolation of the causat...

Unusually high incidence of polyomavirus JC infection in the higher grade of colorectal cancer tissues in Taiwan.

The human JC polyomavirus (JCPyV) has been detected in colorectal cancer (CRC) tissues and is suggested to contribute to CRC tumorigenesis. The rearrangement of the JCPyV regulatory region is supposed... We collected 95 tissue blocks from samples of stages I, II, III, and IV CRC. Nested PCR targeting the regulatory region of the viral genome was performed to determine the presence of JCPyV DNA in the ... The nested PCR results showed that the positive rate of JCPyV DNA increased with the progression of CRC stages. The archetypal-like, non-rearrangement genotype of JCPyV with subtle mutations was the m... This finding in our study suggests that there may be an association between JCPyV and CRC progression....

Gut Microbiota Dysbiosis in BK Polyomavirus-Infected Renal Transplant Recipients: A Case-Control Study.

BK polyomavirus infection results in renal allograft dysfunction, and it is important to find methods of prediction and treatment. As a regulator of host immunity, changes in the gut microbiota are as... We compared the gut microbial communities of 25 BK polyomavirus-infected renal transplant recipients with 23 characteristic-matched controls, applying the 16S ribosomal RNA gene amplicon sequencing te... At the phylum level,... BK polyomavirus-infected patients had gut microbiota dysbiosis in which the...

The relation of NCCR variations and host transcription factors gene regulation in BK polyomavirus infected kidney transplant patients.

BK polyomavirus (BKPyV) infection in immunocompromised patients can led to polyomavirus-associated nephropathy (BKPyVAN) especially after kidney transplantation. The polyomavirus genome contains enhan... Blood samples were collected from selected KTRs who divided to patients with active and in-active BKPyV infection. Transcriptional control region (TCR) anatomy was compared to the genomic sequence of ... Based on the results, increasing of NCCR variations were associated with higher viral load of BKPyV especially in Q block. Host transcriptional factors and viral genes all had higher express level in ...

The incidence of cytomegalovirus and BK polyomavirus infections in kidney transplant patients receiving mTOR inhibitors: A systematic review and meta-analysis.

Cytomegalovirus (CMV) and BK polyomavirus (BKPyV) infections after kidney transplant have become increasingly prevalent. Based on previous studies, the mammalian target of rapamycin (mTOR) inhibitors ...