Comment diagnostique-t-on une infection virale ?

Le diagnostic repose sur des tests sanguins, des cultures virales et des analyses cliniques.

Quels tests sont utilisés pour le VIH ?

Les tests de dépistage incluent les tests ELISA et les tests de charge virale.

Les symptômes peuvent-ils indiquer un virus spécifique ?

Oui, certains symptômes comme la fièvre ou la toux peuvent orienter vers un virus particulier.

Quelle est l'importance des tests PCR ?

Les tests PCR détectent l'ADN ou l'ARN viral, permettant un diagnostic précoce et précis.

Peut-on diagnostiquer une grippe sans test ?

Oui, un médecin peut diagnostiquer la grippe par l'examen clinique et les symptômes.

Quels sont les symptômes courants des maladies virales ?

Fièvre, fatigue, douleurs musculaires, toux et maux de tête sont fréquents.

La diarrhée est-elle un symptôme viral ?

Oui, certaines infections virales, comme le rotavirus, peuvent provoquer des diarrhées.

Les éruptions cutanées sont-elles liées aux virus ?

Oui, des virus comme la varicelle peuvent provoquer des éruptions cutanées.

Comment la fatigue se manifeste-t-elle dans les infections virales ?

La fatigue peut être intense et persistante, souvent due à la réponse immunitaire.

Les symptômes varient-ils selon le virus ?

Oui, chaque virus peut provoquer un ensemble de symptômes distincts.

Comment prévenir les infections virales ?

Se laver les mains, éviter les contacts étroits et se faire vacciner sont essentiels.

Les vaccins sont-ils sûrs ?

Oui, les vaccins sont rigoureusement testés pour leur sécurité et leur efficacité.

Le port du masque aide-t-il à prévenir les virus ?

Oui, le port du masque réduit la transmission des virus respiratoires.

Quelles sont les recommandations pour les voyages ?

Se faire vacciner et éviter les foules sont recommandés lors de voyages.

L'hygiène alimentaire peut-elle prévenir les infections ?

Oui, une bonne hygiène alimentaire réduit le risque d'infections virales d'origine alimentaire.

Quels traitements sont disponibles pour les infections virales ?

Les traitements incluent des antiviraux, des soins symptomatiques et des vaccins.

Les antibiotiques sont-ils efficaces contre les virus ?

Non, les antibiotiques ne traitent que les infections bactériennes, pas virales.

Comment les antiviraux fonctionnent-ils ?

Les antiviraux inhibent la réplication virale, réduisant la gravité et la durée de l'infection.

Les vaccins préviennent-ils les maladies virales ?

Oui, les vaccins stimulent le système immunitaire pour prévenir certaines infections virales.

Quels sont les traitements pour l'hépatite virale ?

Les traitements incluent des antiviraux spécifiques et des soins de soutien.

Quelles complications peuvent survenir avec la grippe ?

Des complications comme la pneumonie et l'aggravation des maladies chroniques peuvent survenir.

Les infections virales peuvent-elles causer des maladies chroniques ?

Oui, certaines infections virales peuvent entraîner des maladies chroniques comme l'hépatite.

Quelles sont les complications du VIH ?

Le VIH peut entraîner des infections opportunistes et des cancers liés à l'immunodéficience.

Les virus peuvent-ils affecter le système nerveux ?

Oui, des virus comme le virus de la rage peuvent causer des atteintes neurologiques graves.

Quelles complications peuvent survenir après une infection par le COVID-19 ?

Des complications comme le syndrome post-COVID, des problèmes respiratoires et neurologiques peuvent survenir.

Quels sont les facteurs de risque pour les infections virales ?

Les facteurs incluent un système immunitaire affaibli, le vieillissement et le manque de vaccination.

Le stress augmente-t-il le risque d'infections virales ?

Oui, le stress peut affaiblir le système immunitaire, augmentant le risque d'infections.

Les enfants sont-ils plus à risque d'infections virales ?

Oui, les enfants ont un système immunitaire en développement, les rendant plus vulnérables.

Le tabagisme influence-t-il les infections virales ?

Oui, le tabagisme peut affaiblir les défenses immunitaires et augmenter le risque d'infections.

Les voyages augmentent-ils le risque d'infections virales ?

Oui, les voyages peuvent exposer à de nouveaux virus et augmenter le risque d'infection.

Maladies virales - Informations médicales vérifiées

How do I/we forecast tomorrows' transfusion: Blood components.

Feb 2023

DOI: 10.1016/j.tracli.2022.07.006 PMID: 35914702

The current implementation of Pathogen Reduction Technologies (PRTs) offers advantages and disadvantages to transfusion medicine. PRT rollout may significantly reduce the incidence of transfusion-tran...

Humans Blood Component Transfusion Blood Platelets Hemorrhage Blood Preservation +2 autres

Balanced blood component resuscitation in trauma: Does it matter equally at different transfusion volumes?

05 2023

DOI: 10.1016/j.surg.2022.11.010 PMID: 36528406

It remains unclear whether the association between balanced blood component transfusion and lower mortality is generalizable to trauma patients receiving varying transfusion volumes. We sought to stud... Adult patients in the 2013 to 2018 American College of Surgeons Trauma Quality Improvement Program database receiving ≥6 red blood cell, ≥1 platelet, and ≥1 fresh frozen plasma within 4 hours were inc... A total of 14,549 patients were included. In patients receiving 6 to 10 units of red blood cells, red blood cell:platelet ratios were not associated with 4-hour mortality, and only red blood cell:fres... The association between balanced blood component transfusion and 4-hour mortality is not homogenous in trauma patients requiring different transfusion volumes and is specifically less evident in patie...

Adult Humans Blood Transfusion Blood Component Transfusion Erythrocyte Transfusion +5 autres

Influence of the leukoreduction moment of blood components on the clinical outcomes of transfused patients in the emergency department.

2024

DOI: 10.1590/0034-7167-2023-0293 PMID: 39194129

to investigate the influence of the leukoreduction moment (preor post-storage) of blood components on the clinical outcomes of patients transfused in the emergency department.... retrospective cohort study of patients aged 18 years or older who received preor post-storage leukoreduced red blood cell or platelet concentrate in the emergency department and remained in the instit... in a sample of 373 patients (63.27% male, mean age 54.83) and 643 transfusions (69.98% red blood cell), it was identified that the leukoreduction moment influenced the length of hospital stay (p<0.009... patients who received pre-storage leukoreduced blood components in the emergency department had a shorter length of hospital stay....

Humans Male Female Emergency Service, Hospital Retrospective Studies +9 autres

Hypocalcemia in Trauma is Determined by the Number of Units Transfused, Not Whole Blood Versus Component Therapy.

09 2023

DOI: 10.1016/j.jss.2023.03.043 PMID: 37148855

Blood component resuscitation is associated with hypocalcemia (HC) (iCal <0.9 mmol/L) that contributes to coagulopathy and death in trauma patients. It is unknown whether or not whole blood (WB) resus... This is a retrospective review of all adult trauma patients who received WB from July 2018 to December 2020. Variables included transfusions, ionized calcium levels, and calcium replacement. Patients ... Two hundred twenty-three patients received WB and met the inclusion criteria. 107 (48%) received WB only. HC occurred in 13% of patients who received more than one WB unit compared to 29% of WB and ot... HC and failure to correct HC are significant risk factors for mortality in trauma. Resuscitations with WB only and WB in combination with other blood components are associated with HC especially when ...

Adult Humans Hypocalcemia Calcium Blood Transfusion +5 autres

Parents' understanding and experiences of blood component transfusion in the neonatal intensive care unit: A qualitative study.

12 2023

DOI: 10.1111/apa.16952 PMID: 37615240

Blood component transfusion is a common intervention in the neonatal intensive care unit (NICU). Parents consent on their babies' behalf. This study aimed to explore parents' understandings and experi... A "low inference" qualitative descriptive semi-structured interview approach was utilised. Grounded theory was employed. Parents described their memories of babies' transfusions, their responses to th... A purposive sample of 17 parents whose babies required blood transfusion in the NICU participated. Parents talked about their initial fears of transfusion, later replaced by confidence in the process ... Parents in our study trust information from the healthcare professionals caring for their baby and would like more specific information about how blood transfusion will impact their baby, in a variety...

Infant, Newborn Infant Humans Intensive Care Units, Neonatal Parents +4 autres

Blood component-associated acute transfusion reactions in pediatric patients: experience of a tertiary care hospital.

2024

DOI: 10.55730/1300-0144.5869 PMID: 39473757

The transfusion of blood products is a life-saving clinical practice in patients with bleeding, hemoglobinopathy, and cancer. It was aimed herein to analyze the frequency and types of blood component-... This retrospective study was conducted at a tertiary care academic pediatric hospital.... During the study period, 30,811 transfusions were administered to 25,448 patients. There were 103 ATRs detected in 81 patients (0.33%; 3.34 reactions per 1000 transfusions, mean age 8.3 ± 5.98 years, ... Within our hospital, pediatric hematology-oncology wards and the stem cell transplantation unit had the most frequent ATR reports; therefore, when transfusions are carried out, increased attention sho...

Humans Child Female Male Retrospective Studies +6 autres

Transfusion-related cost comparison of trauma patients receiving whole blood versus component therapy.

01 07 2023

DOI: 10.1097/TA.0000000000003933 PMID: 36973870

With the emergence of whole blood (WB) in trauma resuscitation, cost-related comparisons are of significant importance to providers, blood banks, and hospital systems throughout the country. The objec... A retrospective review of adult and pediatric trauma patients who received either LTO+WB or CT from time of injury to within 4 hours of arrival was performed. Annual mean cost per unit of blood produc... Prehospital LTO+WB transfusion began at this institution in January 2018. After the initiation of the WB transfusion, the mean annual cost decreased 17.3% for all blood products, and the average net d... With increased use of LTO+WB for resuscitation, cost comparison is of significant importance to all stakeholders. Low titer O+ WB was associated with reduced cost in severely injured patients. Ongoing... Therapeutic/Care Management; Level IV....

Adult Humans Child Blood Transfusion Blood Banks +5 autres

The abrogated role of premedication in the prevention of transfusion-associated adverse reactions in outpatients receiving leukocyte-reduced blood components.

Oct 2022

DOI: 10.1111/vox.13333 PMID: 35843874

Although it remains controversial, premedication before transfusion is a common clinical practice to prevent transfusion-associated adverse reactions (TAARs) in Taiwan. Thus, we aimed to investigate w... Clinical data from outpatients receiving transfusion therapy, including predisposing diseases, histories of transfusion and TAARs, premedication and the occurrence of TAARs in the period April 2017 to... A total of 5018 blood units were transfused to 803 outpatients, with 2493 transfusion events reported in the study interval. The most frequently transfused component was leukocyte-reduced packed red c... Decreased premedication was not associated with increased incidence of TAARs in outpatients; these findings provide important evidence to support the need to revise clinical practices in the era of le...

Blood Component Transfusion Blood Transfusion Humans Leukocytes Outpatients +1 autres

How to improve issuing, transfusion and follow-up of blood components in Southern and Eastern Mediterranean countries? A benchmark assessment.

Apr 2023

DOI: 10.1016/j.transci.2022.103616 PMID: 36470725

To determine the existence of guidelines regarding the appropriate clinical use of blood and blood components, transfusion requests, and blood issuing/reception documents and procedures. The different...

Humans Benchmarking Follow-Up Studies Blood Transfusion Blood Component Transfusion +1 autres

Outcomes of Transfusion With Whole Blood, Component Therapy, or Both in Adult Civilian Trauma Patients: A Systematic Review and Meta-Analysis.

07 2023

DOI: 10.1016/j.jss.2023.02.010 PMID: 36947979

This systematic review and meta-analysis was conducted to compare outcomes, including transfusion volume, complications, intensive care unit length of stay, and mortality for adult civilian trauma pat... A systematic review and meta-analysis were conducted using studies that evaluated outcomes of transfusion of WB, COMP, or WB + COMP for adult civilian trauma patients. A search of PubMed, Embase, and ... This study identified an increased risk of 24-h mortality with COMP versus WB + COMP (relative risk: 1.40 [1.10, 1.78]) and increased transfusion volumes of red blood cells with COMP versus WB at 6 an... Transfusion with WB + COMP is associated with lower 24-h mortality versus COMP and transfusion with WB is associated with a lower volume of red blood cells transfused at both 6 and 24 h. Based on thes...

Humans Adult Blood Transfusion Blood Component Transfusion Resuscitation +3 autres

Maladies virales : Questions médicales fréquentes

Termes MeSH sélectionnés :

Questions fréquentes et termes MeSH associés

Diagnostic 5

Symptômes 5

Prévention 5

Traitements 5

Complications 5

Facteurs de risque 5

Contenu validé par Dr Olivier Menir

Sous-catégories

Infections à arbovirus

Infections à virus à ADN

Infections à virus à ARN

Infections à virus lents

Infections à virus oncogènes

Infections à Adenoviridae

Infections à Circoviridae

Infections à Hepadnaviridae

Infections à Herpesviridae

Infections à Parvoviridae

Infections à polyomavirus

Infections à Poxviridae

Infections à Arenaviridae

Infections à Astroviridae

Infections à Birnaviridae

Infections à Bunyaviridae

Infections à Caliciviridae

Infections à Flaviviridae

Fièvres hémorragiques virales

Infections à Mononegavirales

Infections à Nidovirales

Infections à Orthomyxoviridae

Infections à Picornaviridae

Infections à Reoviridae

Infections à Retroviridae

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Infections à virus Epstein-Barr

Infections humaines à adénovirus

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Infection à virus varicelle-zona

Cowpox

Variole

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Fièvre à phlébotomes

Syndrome de fièvre sévère avec thrombocytopénie

Infections à flavivirus

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Dengue

Fièvre hémorragique avec syndrome rénal

Fièvre hémorragique américaine

Fièvre hémorragique de Crimée-Congo

Fièvre hémorragique d'Omsk

Maladie de la forêt Kyasanur

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Infections à Filoviridae

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