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Virologie : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"description": "Comment diagnostique-t-on une infection virale ?\nQuels tests sont utilisés pour le VIH ?\nQu'est-ce qu'un test PCR ?\nComment identifier une grippe virale ?\nQuels symptômes indiquent une infection virale ?",
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"@type": "Question",
"name": "Comment diagnostique-t-on une infection virale ?",
"position": 1,
"acceptedAnswer": {
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"text": "Le diagnostic repose sur des tests PCR, sérologiques et parfois des cultures virales."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour le VIH ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests de dépistage incluent les tests ELISA et les tests de charge virale."
}
},
{
"@type": "Question",
"name": "Qu'est-ce qu'un test PCR ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "C'est un test qui amplifie l'ADN viral pour détecter la présence de virus."
}
},
{
"@type": "Question",
"name": "Comment identifier une grippe virale ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests rapides et des cultures de virus peuvent confirmer une grippe."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent une infection virale ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, fatigue, douleurs musculaires et symptômes respiratoires sont courants."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes de l'hépatite virale ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Jaunisse, fatigue, douleurs abdominales et perte d'appétit sont fréquents."
}
},
{
"@type": "Question",
"name": "Comment se manifeste le COVID-19 ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, toux, essoufflement et perte de goût sont des symptômes clés."
}
},
{
"@type": "Question",
"name": "Quels signes d'infection par le virus de la varicelle ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éruption cutanée, démangeaisons et fièvre sont typiques de la varicelle."
}
},
{
"@type": "Question",
"name": "Quels symptômes d'une infection à rhinovirus ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Congestion nasale, éternuements et maux de gorge sont courants."
}
},
{
"@type": "Question",
"name": "Quels symptômes d'une infection par le virus Ebola ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, vomissements, diarrhée et hémorragies peuvent se manifester."
}
},
{
"@type": "Question",
"name": "Comment prévenir l'infection par le VIH ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Utiliser des préservatifs et des traitements prophylactiques comme le PrEP."
}
},
{
"@type": "Question",
"name": "Quelles vaccins pour prévenir la grippe ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le vaccin antigrippal est recommandé chaque année pour réduire le risque."
}
},
{
"@type": "Question",
"name": "Comment éviter la transmission du COVID-19 ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Porter un masque, se laver les mains et se faire vacciner sont essentiels."
}
},
{
"@type": "Question",
"name": "Quelles mesures pour prévenir l'hépatite A ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Vaccination et hygiène alimentaire sont cruciales pour prévenir l'hépatite A."
}
},
{
"@type": "Question",
"name": "Comment prévenir la varicelle ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "La vaccination est le moyen le plus efficace de prévenir la varicelle."
}
},
{
"@type": "Question",
"name": "Quels traitements pour le VIH ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antirétroviraux sont utilisés pour contrôler l'infection par le VIH."
}
},
{
"@type": "Question",
"name": "Comment traiter une grippe ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antiviraux comme l'oseltamivir peuvent réduire la durée des symptômes."
}
},
{
"@type": "Question",
"name": "Y a-t-il un traitement pour l'hépatite C ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antiviraux à action directe peuvent guérir l'hépatite C."
}
},
{
"@type": "Question",
"name": "Comment traiter une infection à coronavirus ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des antiviraux et des soins de soutien selon la gravité."
}
},
{
"@type": "Question",
"name": "Quels sont les traitements pour la varicelle ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des antihistaminiques et des antiviraux peuvent soulager les symptômes."
}
},
{
"@type": "Question",
"name": "Quelles complications de l'hépatite B ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Cirrhose et cancer du foie peuvent survenir chez les patients chroniques."
}
},
{
"@type": "Question",
"name": "Quelles complications du virus Ebola ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des troubles hémorragiques et des défaillances organiques."
}
},
{
"@type": "Question",
"name": "Quels risques liés à la grippe ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des pneumonies et des exacerbations d'asthme peuvent survenir chez les vulnérables."
}
},
{
"@type": "Question",
"name": "Quelles complications du COVID-19 ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des problèmes respiratoires chroniques et des troubles neurologiques peuvent apparaître."
}
},
{
"@type": "Question",
"name": "Quelles complications de la varicelle ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Infections bactériennes secondaires et pneumonie peuvent survenir chez les adultes."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour le VIH ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les rapports non protégés et l'utilisation de drogues injectables augmentent le risque."
}
},
{
"@type": "Question",
"name": "Qui est à risque de grippe sévère ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les personnes âgées, les jeunes enfants et les immunodéprimés sont plus à risque."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque d'hépatite C ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'utilisation de drogues injectables et les transfusions sanguines non sécurisées sont des risques."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour le COVID-19 ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge avancé, les maladies chroniques et l'obésité augmentent le risque de complications."
}
},
{
"@type": "Question",
"name": "Qui est à risque de varicelle ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les personnes non vaccinées et celles ayant un système immunitaire affaibli sont à risque."
}
}
]
}
]
}
UVB radiation is known to induce photodamage to the skin, disrupt the skin barrier, elicit cutaneous inflammation, and accelerate the aging process....
Histology of human oral mucosa is closely related with its function and anatomical location, and a proper characterization of the human masticatory oral mucosa could be very useful in periodontal path...
In the present work, we have carried out a comprehensive study in order to determine the main histological features of parakeratinized (POM) and orthokeratinized (OOM) masticatory human oral mucosa us...
To perform this, we have used several histological, histochemical and immunohistochemical methods to detect key markets at the epithelial, basement membrane and connective tissue levels....
Our results demonstrated that POM and OOM share many histological similarities, as expected. However, important differences were observed at the epithelial layer of POM, that was significantly thicker...
These results may contribute to a better understanding of the pathological conditions affecting the human masticatory oral mucosa. In addition, these findings could be useful for the generation of dif...
Microscopical features of parakeratinized and orthokeratinized masticatory human oral mucosa showed important differences at both, epithelial and stromal levels. Parakeratinized masticatory human oral...
Ever since the association between FLG loss-of-function variants and ichthyosis vulgaris and atopic dermatitis disease onset was identified, FLGs function has been under investigation. Intraindividual...
Atopic dermatitis (AD) and food allergy (FA) are strongly associated, with one-third of children with AD developing concomitant FA. Epithelial barrier dysfunction is important in both conditions. Gene...
Recently, microneedling as a cosmetic product has attracted attention as one way to improve skin barrier function and moisturizing function to reduce wrinkle formation. However, some cases of erythema...
Cycloastragenol (CAG) is a triterpene aglycone of astragaloside IV that possesses various pharmacological actions including improving telomerase activity, inhibiting inflammation and cell proliferatio...
CAG has also shown effect to significantly improve the appearance of aging skin but, its molecular mechanism of protective effect against UVB induced-damage have not been elucidated. We investigated t...
After UVB irradiation or H...
We found that CAG caused a significant decrease in the levels of UVB-induced MMP-1, MMP-9, MMP-13 and ROS generation, also increased UVB-damaged Collagen Ⅰ. We also noted that CAG increased cell viabi...
This is first report indicating that CAG can exhibit protective effect against UVB and H...
Red rice, a variety of pigmented grain, serves dual purposes as both a food and medicinal resource. In recent years, we have witnessed an increasing interest in the dermatological benefits of fermente...
Cannabidiol, a non-psychoactive phytocannabinoid, has antioxidant and anti-inflammatory activity in keratinocytes. However, the signaling pathway through which cannabidiol exerts its effect on keratin...
We investigated whether cannabidiol modulates epidermal differentiation and scavenges reactive oxygen species through the aryl hydrocarbon receptor (AhR) in keratinocytes and epidermal equivalents....
We investigated the cannabidiol-induced activation of AhR using AhR luciferase reporter assay, qRT-PCR, western blot, and immunofluorescence assays. We also analyzed whether keratinocyte differentiati...
In both keratinocytes and epidermal equivalents, cannabidiol increased both the mRNA and protein expression of filaggrin, involucrin, NRF2, and NQO1 and the mRNA expression of the AhR target genes, in...
Cannabidiol can be a modulator of the AhR-OVOL1-filaggrin axis and AhR-NRF2-NQO1 signaling, thus indicating a potential use of cannabidiol in skin barrier enhancement and reducing oxidative stress....
Torque teno virus (TTV) is a ubiquitous anellovirus responsible for persistent infections and is considered a marker of immune function. The role of TTV as a facilitator of respiratory infections (RIs...
Our aim was to estimate, in a prospective study, the prevalence of TTV in the nasopharyngeal aspirate (NPA) of hospitalized children <5 years old, with RIs and correlate them with outcomes and immune ...
NPA was taken for testing of 16 respiratory viruses by reverse transcription-polymerase chain reaction (PCR), TTV PCR, and immunologic study....
Sixty hospitalized children with an RI were included. A total of 51/60 patients had positive common respiratory viral (CRV) identification. A total of 23/60 (38.3%) children were TTV+ in NPA. TTV+ pat...
TTV infection is common in children with RI and could be associated with abnormal imaging in radiograph, greater severity and an alteration in filaggrin gene expression and protein release....
Inherited ichthyosis comprises a series of heterogeneous dermal conditions; it mainly manifests as widespread hyperkeratosis, xerosis and scaling of the skin. At times, overlapping symptoms require di...