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Virus
Virus à ARN
Virus à ARN de polarité négative
Arenaviridae
Arenavirus
Arénavirus de l'Ancien Monde
Arénavirus de l'Ancien Monde : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"@type": "Question",
"name": "Comment diagnostiquer une infection par arénavirus ?",
"position": 1,
"acceptedAnswer": {
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"text": "Le diagnostic repose sur des tests sérologiques et PCR pour détecter le virus."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour les arénavirus ?",
"position": 2,
"acceptedAnswer": {
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"text": "Les tests sérologiques, PCR et culture virale sont couramment utilisés."
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{
"@type": "Question",
"name": "Les symptômes aident-ils au diagnostic ?",
"position": 3,
"acceptedAnswer": {
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"text": "Oui, les symptômes cliniques orientent le diagnostic, mais ne suffisent pas."
}
},
{
"@type": "Question",
"name": "Quand faire un test pour arénavirus ?",
"position": 4,
"acceptedAnswer": {
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"text": "Un test doit être effectué si des symptômes de fièvre hémorragique apparaissent."
}
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{
"@type": "Question",
"name": "Les tests sont-ils fiables pour tous les arénavirus ?",
"position": 5,
"acceptedAnswer": {
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"text": "La fiabilité peut varier selon le type d'arénavirus et le test utilisé."
}
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{
"@type": "Question",
"name": "Quels sont les symptômes courants des arénavirus ?",
"position": 6,
"acceptedAnswer": {
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"text": "Les symptômes incluent fièvre, fatigue, douleurs musculaires et hémorragies."
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{
"@type": "Question",
"name": "Les symptômes varient selon le virus ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier selon le type d'arénavirus infectant."
}
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{
"@type": "Question",
"name": "Y a-t-il des symptômes spécifiques aux arénavirus ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme des saignements et des éruptions cutanées peuvent être spécifiques."
}
},
{
"@type": "Question",
"name": "Les symptômes apparaissent-ils rapidement ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes peuvent apparaître rapidement, généralement dans les 1 à 2 semaines."
}
},
{
"@type": "Question",
"name": "Les symptômes peuvent-ils être graves ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains cas peuvent évoluer vers des formes graves, nécessitant une attention médicale."
}
},
{
"@type": "Question",
"name": "Comment prévenir les infections par arénavirus ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter le contact avec les rongeurs et leurs excréments est essentiel pour la prévention."
}
},
{
"@type": "Question",
"name": "Les vaccins existent-ils pour les arénavirus ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de vaccins approuvés pour les arénavirus de l'Ancien Monde."
}
},
{
"@type": "Question",
"name": "Quelles mesures d'hygiène sont recommandées ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Maintenir une bonne hygiène, comme le nettoyage régulier, aide à prévenir les infections."
}
},
{
"@type": "Question",
"name": "Les voyages dans certaines zones sont-ils risqués ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, voyager dans des zones endémiques augmente le risque d'infection par arénavirus."
}
},
{
"@type": "Question",
"name": "Les rongeurs doivent-ils être contrôlés ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le contrôle des populations de rongeurs est crucial pour réduire le risque d'infection."
}
},
{
"@type": "Question",
"name": "Quel est le traitement des infections par arénavirus ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de traitement antiviral spécifique ; le soutien symptomatique est essentiel."
}
},
{
"@type": "Question",
"name": "Les antibiotiques sont-ils efficaces contre les arénavirus ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, les antibiotiques ne sont pas efficaces contre les infections virales comme celles-ci."
}
},
{
"@type": "Question",
"name": "Comment gérer les symptômes graves ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes graves nécessitent une hospitalisation et des soins intensifs."
}
},
{
"@type": "Question",
"name": "Y a-t-il des antiviraux pour les arénavirus ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas d'antiviraux spécifiquement approuvés pour les arénavirus."
}
},
{
"@type": "Question",
"name": "Le traitement préventif est-il possible ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de traitement préventif, mais la vaccination est en cours d'étude."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des hémorragies, des défaillances organiques et des infections secondaires."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles fréquentes ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications graves sont rares mais peuvent survenir dans des cas sévères."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "La gestion des complications nécessite des soins médicaux intensifs et un suivi rigoureux."
}
},
{
"@type": "Question",
"name": "Les complications peuvent-elles être mortelles ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines complications peuvent être mortelles, surtout sans traitement approprié."
}
},
{
"@type": "Question",
"name": "Y a-t-il des séquelles après l'infection ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des séquelles peuvent survenir, notamment des problèmes neurologiques ou respiratoires."
}
},
{
"@type": "Question",
"name": "Qui est à risque d'infection par arénavirus ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les personnes en contact avec des rongeurs ou vivant dans des zones endémiques sont à risque."
}
},
{
"@type": "Question",
"name": "Les travailleurs de la santé sont-ils plus exposés ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les travailleurs de la santé peuvent être exposés lors de soins à des patients infectés."
}
},
{
"@type": "Question",
"name": "Les voyageurs sont-ils à risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les voyageurs dans des régions endémiques courent un risque accru d'infection."
}
},
{
"@type": "Question",
"name": "Les personnes immunodéprimées sont-elles plus vulnérables ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes immunodéprimées peuvent avoir un risque accru de complications graves."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus à risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les enfants peuvent être à risque, mais les adultes sont généralement plus touchés par les complications."
}
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A novel ternary deep eutectic solvent (DES), consisted of choline chloride, oxalic acid and ethylene glycol, was developed as a green, low-cost and recyclable pretreatment system for multi-stage utili...
Due to its biological and antibacterial qualities, many plants, including curcumin, are used as phytomedicines in dentistry. They are primarily used as intracanal medication in endodontics to prevent ...
The study employs the standard strain of E. coli, ATCC 25922. The antibacterial activity of gutta-percha cones against E. coli is assessed after coating them with suspensions of curcumin and nanocurcu...
The gutta-percha cones that are untreated, coated with curcumin, and coated with nanocurcumin exhibit significantly different levels of antibacterial activity. There is statistically significant varia...
(1) Compared to curcumin-coated and untreated gutta-percha cones, those coated with nanocurcumin exhibit a stronger antibacterial activity. (2) Compared to uncoated gutta-percha cones, gutta-percha co...
Presently, there is a significant focus on the investigation and advancement of polymer-modified asphalt that is both high-performing and environmentally sustainable. This study thoroughly examined th...
The purpose of this...
Five groups were randomly allocated to extract human teeth that had already had root canal therapy: manual files, rotary tools, heat, solvents, and ultrasonics. By evaluating the amount of filling mat...
Hand files, heat, and solvents were less effective than rotary devices and ultrasonics at removing gutta-percha (...
In conclusion, gutta-percha can be effectively removed during endodontic retreatment by using rotary tools and ultrasonics, which provide both quantitative efficiency and qualitative purity. The imple...
Expired gutta-percha (GP) can lose its mechanical properties. This study aimed to compare the tensile strength values between expired and nonexpired GP-cones and to assess the outcome of different hea...
Two-hundred-forty ProTaper points were obtained from nonexpired and 2 years expired pack with two different subgroups (sealed or exposed to air and light). All groups were subjected to the following t...
The collected data were evaluated by one-way analysis of variance. Tensile strength for all control groups did not show any difference. Significant increase in the tensile strength in groups heated fo...
A clinician may consider using expired GP as long as there are no noticeable changes in their structure and properties. A simple chairside technique using hot water may be helpful in restoring the mec...
In the warm gutta-percha technique, soft-type and regular-type gutta-percha are using for backfilling thermoplasticized injection system. However, there are limited reports about the properties of the...
Soft-type and regular-type backfilling gutta-percha (B&L BioTech, Fairfax, VA, USA) were investigated. The inorganic and organic fractions of these gutta-perchas were separated by quantitative chemica...
The soft-type contained more gutta-percha (3.69-5.85%), carbon ratio (38.96-48.52%) and less inorganic substance (86.51-90.45%), zinc ratio (29.36-35.67%). The composition ratio of two types gutta-per...
The different components in gutta-percha contribute to its differences in thermal behavior. The soft-type had a higher proportion of gutta-percha and lower ZnO which makes the fluidity better than the...
Gutta-percha is commonly used in endodontic therapy for obturating root canals after cleaning and shaping procedures. Warm and cold gutta-percha techniques are two common methods employed for obturati...
Twenty extracted human teeth with single-rooted canals were selected and divided into two groups: warm gutta-percha obturation and cold gutta-percha obturation. In the warm gutta-percha group, gutta-p...
Both warm and cold gutta-percha techniques demonstrated effective obturation of root canals, with comparable outcomes in terms of void formation, completeness of obturation, and adaptation to canal wa...
In this...
Even when endodontic procedures are performed with the utmost care, reinfection can occur. One possible explanation is that contaminated gutta-percha cones were used in the root canals. The study's go...
80 Gutta percha (GP) cones were contaminated with 0.5ml Ferlands standard...
Mean colony forming units were compared in all the groups and there was a statistically significant difference present among the groups (p<0.01). Sodium Hypochlorite (NaOCL)as control group showed ave...
All of the herbal solutions tested positive for disinfection of GP points. When compared to Neem and Calotropis, Turmeric was the most effective and has superior antibacterial activity....
This study aimed to compare the efficacy of 2.5% sodium hypochlorite (NaOCl), 2.5% calcium hypochlorite [Ca(OCl)...
A systematic review and meta-analysis of the literature was carried out assessing the success rate of root canal retreatment using gutta percha....
Four of the largest databases were used to identify existing literature with no date or language restrictions. PubMed, Cochrane, ScienceDirect, Scopus and other additional sources were searched. Grey ...
Two authors, with Master's degrees in endodontics and with extensive university teaching experience, were selected to screen the databases to identify suitable studies. In case the authors were not ab...
Standard Cochrane methods to assess interval validity were used. Risk of bias in individual studies was assessed using The Newcastle-Ottawa quality assessment scale (NOS) for single-arm studies, and t...
Whilst following strict criteria, the success rate of non-surgical root canal retreatment obturated with gutta percha was 71% for 1-3 years follow-up (95% CI, 0.66-0.77) and 77% for 4-5 years follow-u...
Non-surgical root canal retreatment results in favourable outcomes. However, there are several factors which can result in a lower success rate: the presence and size of a periapical radiolucency, a h...