Maladie des légionnaires : Questions médicales fréquentes
Nom anglais: Legionnaires' Disease
Descriptor UI:D007877
Tree Number:C08.730.382.380
Termes MeSH sélectionnés :
Microarray Analysis
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"name": "Diagnostic",
"headline": "Diagnostic sur Maladie des légionnaires",
"description": "Comment diagnostique-t-on la maladie des légionnaires ?\nQuels tests sont utilisés pour confirmer l'infection ?\nLes radiographies sont-elles utiles pour le diagnostic ?\nQuels symptômes orientent vers un diagnostic de légionellose ?\nLa biopsie pulmonaire est-elle nécessaire pour le diagnostic ?",
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"description": "Quels sont les symptômes courants de la maladie des légionnaires ?\nLa diarrhée est-elle un symptôme possible ?\nLes symptômes apparaissent-ils rapidement ?\nY a-t-il des symptômes spécifiques chez les personnes âgées ?\nLa confusion mentale est-elle un symptôme associé ?",
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"description": "Comment prévenir la maladie des légionnaires ?\nLes systèmes de climatisation doivent-ils être surveillés ?\nLes personnes à risque doivent-elles prendre des précautions ?\nLes douches peuvent-elles être une source de contamination ?\nDes vaccins existent-ils pour prévenir cette maladie ?",
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"description": "Quel est le traitement principal de la maladie des légionnaires ?\nLes corticostéroïdes sont-ils recommandés ?\nQuelle est la durée du traitement antibiotique ?\nDes soins de soutien sont-ils nécessaires ?\nLes patients doivent-ils être hospitalisés ?",
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"description": "Quelles sont les complications possibles de la légionellose ?\nLa maladie peut-elle entraîner des séquelles ?\nLes personnes âgées sont-elles plus à risque de complications ?\nComment les complications sont-elles gérées ?\nLe décès est-il possible en cas de légionellose ?",
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"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Maladie des légionnaires",
"description": "Quels sont les principaux facteurs de risque ?\nLes fumeurs sont-ils plus susceptibles de contracter la maladie ?\nLes personnes immunodéprimées sont-elles à risque ?\nLes voyages peuvent-ils augmenter le risque d'infection ?\nLes antécédents de pneumonie augmentent-ils le risque ?",
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"@type": "Question",
"name": "Comment diagnostique-t-on la maladie des légionnaires ?",
"position": 1,
"acceptedAnswer": {
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"text": "Le diagnostic repose sur des tests de culture des expectorations ou des analyses sanguines."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour confirmer l'infection ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests PCR et les tests d'antigènes urinaires sont couramment utilisés."
}
},
{
"@type": "Question",
"name": "Les radiographies sont-elles utiles pour le diagnostic ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les radiographies thoraciques montrent souvent des infiltrats pulmonaires."
}
},
{
"@type": "Question",
"name": "Quels symptômes orientent vers un diagnostic de légionellose ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre élevée, toux, dyspnée et douleurs thoraciques sont des indicateurs clés."
}
},
{
"@type": "Question",
"name": "La biopsie pulmonaire est-elle nécessaire pour le diagnostic ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Rarement, elle est utilisée si les autres tests ne sont pas concluants."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes courants de la maladie des légionnaires ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, toux, essoufflement, douleurs musculaires et maux de tête sont fréquents."
}
},
{
"@type": "Question",
"name": "La diarrhée est-elle un symptôme possible ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la diarrhée peut survenir chez certains patients atteints de légionellose."
}
},
{
"@type": "Question",
"name": "Les symptômes apparaissent-ils rapidement ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes peuvent apparaître 2 à 10 jours après l'exposition à la bactérie."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes spécifiques chez les personnes âgées ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les personnes âgées peuvent présenter des symptômes plus graves et des complications."
}
},
{
"@type": "Question",
"name": "La confusion mentale est-elle un symptôme associé ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la confusion ou des troubles neurologiques peuvent se manifester dans les cas graves."
}
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{
"@type": "Question",
"name": "Comment prévenir la maladie des légionnaires ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Maintenir les systèmes d'eau propres et contrôler la température de l'eau est essentiel."
}
},
{
"@type": "Question",
"name": "Les systèmes de climatisation doivent-ils être surveillés ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les systèmes de climatisation doivent être régulièrement entretenus pour éviter la contamination."
}
},
{
"@type": "Question",
"name": "Les personnes à risque doivent-elles prendre des précautions ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes âgées et immunodéprimées doivent éviter les environnements à risque."
}
},
{
"@type": "Question",
"name": "Les douches peuvent-elles être une source de contamination ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les douches peuvent libérer des aérosols contenant la bactérie Legionella."
}
},
{
"@type": "Question",
"name": "Des vaccins existent-ils pour prévenir cette maladie ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de vaccin efficace contre la maladie des légionnaires."
}
},
{
"@type": "Question",
"name": "Quel est le traitement principal de la maladie des légionnaires ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antibiotiques, comme la lévofloxacine ou l'azithromycine, sont utilisés."
}
},
{
"@type": "Question",
"name": "Les corticostéroïdes sont-ils recommandés ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils ne sont généralement pas recommandés, sauf en cas de complications sévères."
}
},
{
"@type": "Question",
"name": "Quelle est la durée du traitement antibiotique ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement dure généralement 10 à 14 jours, selon la gravité de l'infection."
}
},
{
"@type": "Question",
"name": "Des soins de soutien sont-ils nécessaires ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'oxygénothérapie et l'hydratation peuvent être nécessaires pour les patients graves."
}
},
{
"@type": "Question",
"name": "Les patients doivent-ils être hospitalisés ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Cela dépend de la gravité des symptômes; les cas sévères nécessitent souvent une hospitalisation."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles de la légionellose ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent l'insuffisance respiratoire, le choc septique et la défaillance multiviscérale."
}
},
{
"@type": "Question",
"name": "La maladie peut-elle entraîner des séquelles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains patients peuvent avoir des séquelles pulmonaires à long terme."
}
},
{
"@type": "Question",
"name": "Les personnes âgées sont-elles plus à risque de complications ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes âgées ont un risque accru de complications graves et de mortalité."
}
},
{
"@type": "Question",
"name": "Comment les complications sont-elles gérées ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications nécessitent souvent des soins intensifs et un traitement symptomatique."
}
},
{
"@type": "Question",
"name": "Le décès est-il possible en cas de légionellose ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la légionellose peut être mortelle, surtout chez les personnes à risque."
}
},
{
"@type": "Question",
"name": "Quels sont les principaux facteurs de risque ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'âge avancé, le tabagisme, et les maladies chroniques."
}
},
{
"@type": "Question",
"name": "Les fumeurs sont-ils plus susceptibles de contracter la maladie ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme augmente le risque de développer une légionellose."
}
},
{
"@type": "Question",
"name": "Les personnes immunodéprimées sont-elles à risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes immunodéprimées ont un risque accru d'infection sévère."
}
},
{
"@type": "Question",
"name": "Les voyages peuvent-ils augmenter le risque d'infection ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les voyages dans des zones avec des systèmes d'eau contaminés augmentent le risque."
}
},
{
"@type": "Question",
"name": "Les antécédents de pneumonie augmentent-ils le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, avoir des antécédents de pneumonie peut prédisposer à la légionellose."
}
}
]
}
]
}
Invasive prenatal evaluation by chromosomal microarray analysis (CMA) and karyotyping might represent an important option in pregnant women, but limited reports have applied CMA and karyotyping of fet...
This retrospective study included all singleton fetuses conceived by ART from January 2015 to December 2021. Anomalies prenatally diagnosed based on karyotyping and CMA were analyzed. Prevalence rates...
In total, 224 subjects were assessed by karyotyping and CMA. In the examined patients, chromosomal and karyotype abnormality rates were 3.57% (8/224) and 8.93% (20/224), respectively. This finding ind...
Prenatal diagnosis including karyotyping and CMA is recommended for fetuses conceived by ART, with or without ultrasound findings....
Karyotype analysis and fluorescence in situ hybridization (FISH) are commonly used for prenatal diagnosis, however they have many disadvantages. Chromosome microarray analysis (CMA) has the potential ...
A total of 3336 samples of amniotic fluid or umbilical cord blood from pregnant women with high-risk indicators at our center in southwest of China from June 2018 to January 2023 were included in the ...
3336 samples divided into 2911 cases with single and 425 cases with multiple high-risk indicators. The aneuploidy and pathogenic/likely pathogenic copy number variations (CNVs) of 2911 cases with sing...
The combined application of CMA and karyotyping were recommended in prenatal diagnosis for providing a scientific and accurate genetic diagnosis and improving the quality of prenatal genetic counselin...
Chromosomal microarray analysis (CMA) is typically performed for investigation of autism using blood DNA. However, blood collection poses significant challenges for autistic children with repetitive b...
The aim of this study was to investigate the incidence of chromosome anomalies in different types of congenital gastrointestinal obstruction and assess pregnancy outcomes of fetuses with congenital ga...
A total of 64 cases with gastrointestinal obstruction between January 2014 and December 2020 were enrolled in this study. They were divided into three groups according to sonographic images. Group A: ...
From January 2014 to December 2020, there were 64 fetus with congenital gastrointestinal obstruction underwent chromosome microarray analysis(CMA), the overall detection rate of CMA testing was 14.1%(...
It is crucial to understand whether the gastrointestinal tract abnormality is isolated or associated to other findings. The risk of chromosomal abnormalities in fetuses with isolated lower gastrointes...
To investigate the genetic burden in fetuses with isolated and severe fetal growth restriction (FGR) using Trio whole-exome sequencing (WES) with a normal chromosomal microarray....
This retrospective study analyzed WES results of singleton fetuses with isolated and severe FGR, whose estimated fetal weight (EFW) was less than the third percentile by Hadlock formula, in a tertiary...
Fifty-one fetuses with isolated and severe FGR and negative CMA results underwent Trio-WES. Of all patients, eight (15.7%) were diagnosed with FGR at its early onset (<32 weeks) and showed pathogenic ...
The present study indicates that Trio-WES can improve effectivity of prenatal diagnoses for isolated and severe FGR in cases with normal CMA results, aiding prenatal genetic counseling and pregnancy m...
To explore the prenatal clinical utility of chromosome microarray analysis (CMA) for polyhydramnios and evaluate the short and long-term prognosis of fetuses with polyhydramnios....
A total of 600 singleton pregnancies with persistent polyhydramnios from 2014 to 2020 were retrospectively enrolled in this study. All cases received amniocentesis and were subjected to CMA results. A...
The detection rates of either aneuploidy or pathogenic copy number variants in fetuses with non-isolated polyhydramnios were significantly higher than those with isolated polyhydramnios (5.0...
For low-risk pregnancies, invasive prenatal diagnosis of isolated polyhydramnios might be unnecessary. CMA should be considered for fetuses with structural anomalies. In CMA-negative cases, the progno...
To evaluate if the NT value of 2.5 mm ≤ NT < 3.0 mm is an appropriate indication for CMA tests among fetuses with isolated increased NT and NIPT is more suitable instead....
A total of 442 fetuses with NT ≥ 2.5 mm were included, in which 241 fetuses underwent karyotype. CMA tests were then carried out when cytogenic analysis showed normal chromosomes and CNV status was co...
Of the 241 fetuses with NT ≥ 2.5 mm, 47(19.50%) were identified by karyotype with chromosomal abnormalities. Among 194 cases with normal karyotype, CMA unraveled additional CNVs in 16(8.25%) cases, in...
While no pathogenic CNVs were detected in fetuses, chromosomal aneuploidies and genomic imbalance were found to be the major type of abnormalities when NT was 2.5-3.0 mm. Therefore, our data suggested...
Diabetic nephropathy (DN), which is the main cause of renal failure in end-stage renal disease, is becoming a common chronic renal disease worldwide. Mendelian randomization (MR) is a genetic tool tha...
Five DN gene expression datasets were selected from the Gene Expression Omnibus. The robust rank aggregation (RRA) method was used to integrate differentially expressed genes (DEGs) of glomerular samp...
A total of 82 DEGs (53 upregulated and 29 downregulated) were identified through RRA integrated analysis. The enriched Gene Ontology annotations and Kyoto Encyclopedia of Genes and Genomes pathways of...
Our integrated analysis identified novel biomarkers, including MICB and GZMA, which may help further understand the complicated mechanisms of DN and identify new target pathways for intervention....
Fetal hyperechogenic kidneys (HEK) is etiologically a heterogeneous disorder. The aim of this study was to identify the genetic causes of HEK using prenatal chromosomal microarray analysis (CMA) and e...