questionsmedicales.fr
Structures virales
Virion
Virion : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Tests de diagnostic
Virion
Microscopie électronique
Virus
Tests sérologiques
Anticorps
Symptômes
5
Infection virale
Symptômes
Variabilité des symptômes
Virus
Période d'incubation
Infection virale
Symptômes neurologiques
Virus
Prévention
5
Masques
Transmission virale
Hygiène personnelle
Prévention
Traitements
5
Antibiotiques
Infection virale
Traitement symptomatique
Infection virale
Résistance virale
Antiviraux
Complications
5
Complications
Infection virale
Maladies chroniques
Virus
Gestion des complications
Traitement
Variabilité des complications
Virus
Facteurs de risque
5
Facteurs de risque
Infection virale
Stress
Système immunitaire
Maladies chroniques
Infection virale
Environnement
Infection virale
Habitudes alimentaires
Système immunitaire
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"@type": "Question",
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"@type": "Question",
"name": "Les virions peuvent-ils être visualisés au microscope ?",
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"@type": "Question",
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"name": "Les symptômes d'une infection virale sont-ils immédiats ?",
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"text": "Non, il peut y avoir une période d'incubation avant l'apparition des symptômes."
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"@type": "Question",
"name": "Les virions peuvent-ils provoquer des symptômes neurologiques ?",
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"position": 11,
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"@type": "Question",
"name": "Les masques protègent-ils contre les virions ?",
"position": 12,
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"text": "Oui, les masques réduisent la transmission des virions par voie respiratoire."
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"@type": "Question",
"name": "Les vaccins sont-ils efficaces contre tous les virions ?",
"position": 13,
"acceptedAnswer": {
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"text": "Non, chaque vaccin cible des virions spécifiques et ne protège pas contre tous."
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"name": "L'hygiène personnelle aide-t-elle à prévenir les infections ?",
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"position": 15,
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"name": "Quels traitements sont efficaces contre les virions ?",
"position": 16,
"acceptedAnswer": {
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"text": "Les antiviraux, comme l'oseltamivir, sont utilisés pour traiter certaines infections virales."
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{
"@type": "Question",
"name": "Les antibiotiques sont-ils efficaces contre les virions ?",
"position": 17,
"acceptedAnswer": {
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{
"@type": "Question",
"name": "Comment les vaccins agissent-ils contre les virions ?",
"position": 18,
"acceptedAnswer": {
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"text": "Les vaccins stimulent le système immunitaire à reconnaître et combattre les virions."
}
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{
"@type": "Question",
"name": "Les traitements symptomatiques sont-ils utiles ?",
"position": 19,
"acceptedAnswer": {
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}
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{
"@type": "Question",
"name": "Les traitements antiviraux sont-ils toujours efficaces ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
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{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une infection virale ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications comme la pneumonie, la déshydratation ou des infections secondaires peuvent survenir."
}
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{
"@type": "Question",
"name": "Les virions peuvent-ils causer des maladies chroniques ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains virions, comme le VIH, peuvent entraîner des maladies chroniques."
}
},
{
"@type": "Question",
"name": "Comment les complications sont-elles gérées ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications sont gérées par des traitements symptomatiques et des soins médicaux appropriés."
}
},
{
"@type": "Question",
"name": "Les complications varient-elles selon le virion ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, chaque virion peut entraîner des complications différentes selon l'hôte."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus à risque de complications ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants peuvent être plus vulnérables aux complications des infections virales."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque d'infection virale ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'âge, le système immunitaire affaibli et l'exposition à des porteurs."
}
},
{
"@type": "Question",
"name": "Le stress affecte-t-il le risque d'infection virale ?",
"position": 27,
"acceptedAnswer": {
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}
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"@type": "Question",
"name": "Les maladies chroniques augmentent-elles le risque d'infection ?",
"position": 28,
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"text": "Oui, les maladies chroniques peuvent affaiblir l'immunité et augmenter le risque d'infection virale."
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"@type": "Question",
"name": "L'environnement joue-t-il un rôle dans le risque viral ?",
"position": 29,
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"@type": "Question",
"name": "Les habitudes alimentaires influencent-elles le risque viral ?",
"position": 30,
"acceptedAnswer": {
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"text": "Oui, une alimentation déséquilibrée peut affaiblir le système immunitaire et augmenter le risque."
}
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Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 09/03/2025
Contenu vérifié selon les dernières recommandations médicales
3 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic.
Publications dans "Virion" :
3 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic pavel.plevka@ceitec.muni.cz.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Zoology, Fishery, Hydrobiology, and Apidology, Faculty of Agronomy, Mendel University in Brno, Zemědělská 1/1665, 613 00 Brno, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Cellular Signalling and Cytoskeletal Function Laboratory, The Francis Crick Institute, London, United Kingdom.
Department of Infectious Disease, Imperial College, London, United Kingdom.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Central European Institute of Technology, Masaryk University, Kamenice 753/5, Brno, 625 00, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Waksman Institute for Microbiology, Rutgers, The State University of New Jersey, Piscataway, NJ, 08854, USA.
Department of Biochemistry and Molecular Biology, Thomas Jefferson University, Philadelphia, 19107, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Cell Biology and Neuroscience, Rowan University School of Osteopathic Medicine at Stratford, Stratford, NJ, 08084-1489, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD, 20894, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD, 20894, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Center of Life Sciences, Skolkovo Institute of Science and Technology, Moscow, 121205, Russia. maria.sokolova@mpinat.mpg.de.
Department of Molecular Biology, Max Planck Institute for Multidisciplinary Sciences, Göttingen, 37077, Germany. maria.sokolova@mpinat.mpg.de.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
California Institute of Technology, Pasadena, CA 91125, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
California Institute of Technology, Pasadena, CA 91125, USA.
Chan Zuckerberg Biohub, 499 Illinois Street, SF CA 94158, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
Automated cuff measured blood pressure (BP) is the global standard used for diagnosing hypertension, but there are concerns regarding the accuracy of the method. Individual variability in systolic BP ...
2018 ESC/ESH guidelines have recommended 24-h ambulatory blood pressure monitoring to assess hypotensive therapy in many circumstances. Recommended target blood pressure in office blood pressure measu...
We aimed to define target values of blood pressure in 24-h ambulatory blood pressure monitoring in hypertensive patients....
Office blood pressure measurements and 24-h ambulatory blood pressure monitoring data were collected from 1313 hypertensive patients and sorted following increasing systolic (SBP)/diastolic (DBP) bloo...
Values 130/80 mmHg in office blood pressure measurements correspond in 24-h ambulatory blood pressure monitoring: night-time SBP/DBP mean: 113.74/66.95 mmHg; daytime SBP/DBP mean: 135.02/81.78 mmHg an...
The proposed blood pressure target values in 24-h ambulatory blood pressure monitoring complement the therapeutic target indicated in the ESC/ESH recommendations and improves 24-h ambulatory blood pre...
The prevalence of obesity-related co-morbidities is rising parallel to the childhood obesity epidemic. High blood pressure (BP), as one of these co-morbidities, is detected nowadays at increasingly yo...
In this cross-sectional study in overweight or obese children and adolescents aged 4-17 years who were referred to secondary pediatric obesity care in a large general hospital in The Netherlands, OBP ...
We included 82 children aged 4-17 years. They had a mean BMI Z-score of 3.3 (standard deviation 0.6). Using ABPM, 54.9% of the children were normotensive (95% confidence interval 44.1-65.2), 26.8% had...
In this study a high prevalence of abnormal ABPM patterns in overweight or obese children and adolescents was detected. Additionally, OBP poorly correlated with the child's actual ABPM pattern. Herewi...
The Veterans Affairs (VA) medical centers provide care for millions of Veterans at high risk of cardiovascular disease and accurate BP measurement in this population is vital for optimal BP control. F...
Low baroreflex sensitivity (BRS) has been hypothesized to underlie high blood pressure (BP) and greater BP variability on the longer term, but evidence is scarce. In addition, these associations may d...
Cross-sectional data from the population-based Maastricht study (age 60 ± 8 years, 52% men), where office ( n = 2846), 24-h ( n = 2404) and 7-day BP measurements ( n = 2006) were performed. Spontaneou...
With regard to BP, 1-SD (standard deviation) lower BRS (-5.75 ms/mmHg) was associated with higher office, 24-h and 7-day systolic BP (2.22 mmHg [95% confidence interval [CI]: 1.59; 2.80], 0.95 mmHg [0...
Lower cardiovagal BRS is associated with higher mean BP from the short- to mid-term range, and not consistently with BP variability. The associations with mean BP are stronger in women and weaker in t...
There have been few studies evaluating the control of hypertension (HT) in children. This study aimed to assess the control of HT using ambulatory blood pressure monitoring (ABPM) and to compare the p...
Hypertensive patients aged ≥ 5 years who underwent ABPM to assess the control of HT were enrolled. Demographics, office blood pressure (BP), ABPM, and echocardiographic data were collected. Controlled...
There were 108 patients (64.8% males) with a mean age of 14.3 years and 51.9% had primary HT. Controlled HT was detected in 41.1% and 33.3% by office BP and ABPM, respectively. Based on ABPM, there wa...
Only one-third of patients achieved the BP goal by ABPM and most were in the primary HT group. Weight reduction is an important measure of BP control in patients with primary HT to attenuate the risk ...
This study aimed to evaluate the association of retinal vascular occlusion, including retinal vein occlusion (RVO) and retinal artery occlusion (RAO), with stages of hypertension....
Nationwide, population-based retrospective cohort study....
Based on baseline blood pressure (BP) as defined by the 2017 American College of Cardiology/American Heart Association guideline, participants were categorized into 4 BP groups. For the BP change meas...
With normal BP as the reference, multivariate-adjusted HRs for retinal vascular occlusion were significantly higher than in other BP groups, showing much higher HRs in stage 2 hypertension than in sta...
Elevated BP, stage 1 hypertension, and stage 2 hypertension were all associated with higher retinal vascular occlusion risks than was normal BP. Controlling hypertension appears to reduce the risk of ...
Patterns of blood pressure (BP) change from early adolescence to young adulthood have not been well-described. The objective of this study was to examine the predictive value of pediatric BP classific...
Baseline data were obtained from medical checkups of Japanese adolescents aged 12-13 years in 2009 or 2010 and subsequent BP values were followed for a 9-year period. Mixed-effects models were used to...
Hypertensive and elevated BP group consistently had higher BP values than normal BP group throughout the observation period. Multivariate mixed-effects model analyses revealed group-by-time interactio...
Pediatric BP category predicted BP values, but there was no factor that identified subpopulations with large BP increases in adolescence and early adulthood....
Blood pressure category in the American Academy of Pediatrics clinical practice guideline at age 12-13 years predicted subsequent blood pressure values during adolescence and early adulthood. No basel...
The Systolic Blood Pressure Intervention Trial (SPRINT) demonstrated that closely controlling blood pressure (BP) could decrease cardiovascular outcome risk without increasing the orthostatic hypotens...
We conducted a post hoc analysis using SPRINT data including 9329 patients with hypertension. The SPRINT trial was a two-arm, multicentre, randomised clinical trial designed to test whether an intensi...
We found a U-shaped relationship between orthostatic BP changes and MACE occurrence. All lowest risk points were around 0 mm Hg. On the left side of the inflection point, MACE risk decreased with orth...
Orthostatic DBP increase and SBP decrease were associated with an increased MACE risk. The benefits of intensive BP management were also consistent across different orthostatic BP change ranges....
Ambulatory BP monitoring is increasingly used in children and adolescents, and the persistence of discrepant phenotypes, such as white coat or masked hypertension, is a relevant issue. The objective o...