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Maladies du système immunitaire
Réaction transfusionnelle
Réaction transfusionnelle : Questions médicales fréquentes
Termes MeSH sélectionnés :
DNA Copy Number Variations
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"name": "Comment diagnostiquer une réaction transfusionnelle ?",
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"text": "Le diagnostic repose sur l'observation des symptômes et des tests sanguins."
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{
"@type": "Question",
"name": "Quels tests sont utilisés pour confirmer une réaction ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de compatibilité et des analyses de sang sont effectués."
}
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"@type": "Question",
"name": "Quels signes cliniques indiquent une réaction ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, frissons, éruptions cutanées et douleurs lombaires sont des signes courants."
}
},
{
"@type": "Question",
"name": "Quand doit-on suspecter une réaction transfusionnelle ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Si des symptômes apparaissent dans les heures suivant la transfusion."
}
},
{
"@type": "Question",
"name": "Quel rôle joue l'historique médical dans le diagnostic ?",
"position": 5,
"acceptedAnswer": {
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"@type": "Question",
"name": "Quels sont les symptômes courants d'une réaction transfusionnelle ?",
"position": 6,
"acceptedAnswer": {
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"text": "Fièvre, frissons, éruptions cutanées, douleurs thoraciques et hypotension."
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"@type": "Question",
"name": "Les réactions transfusionnelles provoquent-elles des douleurs ?",
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"@type": "Question",
"name": "Peut-on avoir des symptômes respiratoires ?",
"position": 8,
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"@type": "Question",
"name": "Les éruptions cutanées sont-elles fréquentes ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des éruptions cutanées peuvent apparaître après une transfusion."
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{
"@type": "Question",
"name": "Comment différencier une réaction allergique d'une transfusion ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les réactions allergiques sont souvent localisées, tandis que les transfusionnelles sont systémiques."
}
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{
"@type": "Question",
"name": "Comment prévenir les réactions transfusionnelles ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Assurer une compatibilité sanguine rigoureuse et un suivi des antécédents du patient."
}
},
{
"@type": "Question",
"name": "Quel rôle joue le consentement éclairé ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le consentement éclairé informe le patient des risques associés aux transfusions."
}
},
{
"@type": "Question",
"name": "Les tests de compatibilité sont-ils obligatoires ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils sont essentiels pour minimiser le risque de réactions transfusionnelles."
}
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{
"@type": "Question",
"name": "Comment former le personnel médical à la prévention ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des formations régulières sur les protocoles transfusionnels sont nécessaires."
}
},
{
"@type": "Question",
"name": "Les banques de sang effectuent-elles des tests préventifs ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles réalisent des tests pour détecter des anticorps et des infections."
}
},
{
"@type": "Question",
"name": "Quel est le traitement immédiat d'une réaction transfusionnelle ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Arrêter la transfusion et administrer des antihistaminiques ou des corticostéroïdes."
}
},
{
"@type": "Question",
"name": "Faut-il surveiller le patient après une réaction ?",
"position": 17,
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"@type": "Answer",
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}
},
{
"@type": "Question",
"name": "Les fluides intraveineux sont-ils nécessaires ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des fluides peuvent être administrés pour maintenir la pression artérielle."
}
},
{
"@type": "Question",
"name": "Quand utiliser des médicaments immunosuppresseurs ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "En cas de réactions sévères, des immunosuppresseurs peuvent être envisagés."
}
},
{
"@type": "Question",
"name": "Les transfusions futures nécessitent-elles des précautions ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des tests supplémentaires et une surveillance accrue sont recommandés."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles d'une réaction transfusionnelle ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent l'insuffisance rénale, le choc et les infections."
}
},
{
"@type": "Question",
"name": "Comment l'insuffisance rénale se manifeste-t-elle ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut se manifester par une diminution de la production d'urine et un œdème."
}
},
{
"@type": "Question",
"name": "Le choc peut-il être fatal ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le choc anaphylactique ou septique peut être mortel sans traitement rapide."
}
},
{
"@type": "Question",
"name": "Les infections sont-elles une préoccupation après une transfusion ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des infections virales ou bactériennes peuvent survenir après une transfusion."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications post-transfusionnelles ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une prise en charge rapide et appropriée est cruciale pour limiter les séquelles."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque de réactions transfusionnelles ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Antécédents de transfusions, immunodépression et incompatibilité sanguine augmentent le risque."
}
},
{
"@type": "Question",
"name": "Les patients âgés sont-ils plus à risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les patients âgés peuvent avoir un risque accru de complications transfusionnelles."
}
},
{
"@type": "Question",
"name": "Les femmes enceintes sont-elles plus susceptibles ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent développer des anticorps anti-Rh, augmentant le risque lors de transfusions."
}
},
{
"@type": "Question",
"name": "Les patients ayant des maladies auto-immunes sont-ils à risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent avoir une réponse immunitaire exacerbée aux transfusions."
}
},
{
"@type": "Question",
"name": "Les transfusions multiples augmentent-elles le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les transfusions répétées augmentent le risque de sensibilisation et de réactions."
}
}
]
}
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Tourette syndrome (TS) is a neurodevelopmental disturbance with heterogeneous and not completely known etiology. Clinical and molecular appraisal of affected patients is mandatory for outcome ameliora...
Congenital heart disease (CHD) is a leading non-infectious cause of pediatric morbidity and mortality worldwide. Although the etiology of CHD is poorly understood, genetic factors including copy numbe...
Genotyping was performed on 90 patients with nonsyndromic CHD using the Affymetrix CytoScan HD platform. These data were used to identify large, rare CNVs in known CHD-associated genes and candidate g...
We identified eight CNVs overlapping known CHD-associated genes (...
In this study, we show that chromosomal microarray is an effective technique for identifying CNVs in African patients diagnosed with CHD and have demonstrated results similar to previous CHD genetic s...
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Aging is one of the hallmarks of multiple human diseases, including cancer. We hypothesized that variations in the number of copies (CNVs) of specific genes may protect some long-living organisms theo...
DNA copy number variation (CNV) is the type of DNA variation which is associated with various human diseases. CNV ranges in size from 1 kilobase to several megabases on a chromosome. Most of the compu...
Karyotyping and genome copy number variation sequencing (CNV-seq) are two techniques frequently used in prenatal diagnosis. This study aimed to explore the diagnostic potential of using a combination ...
We selected 822 pregnant women undergoing amniocentesis and separated them into six groups according to different risk indicators. Karyotyping and CNV-seq were performed simultaneously to compare the ...
Among the different amniocentesis indicators, abnormal fetal ultrasounds accounted for 39.29% of the total number of examinees and made up the largest group. The abnormal detection rate of non-invasiv...
The combination of using CNV-seq and karyotyping significantly improved the detection rate of fetal pathogenic chromosomal abnormalities. CNV-seq is an effective complement to karyotyping and improves...
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We retrospectively evaluated the array-comparative genomic hybridization (aCGH) data of cytogenetically 64 normal individuals (21 couples, 11 unrelated women, and 11 unrelated men) who had applied to ...
A total of 83 CNVs were detected in 56 different chromosomal regions [36% (20/56) is deletion and 64% (36/56) is duplication] in 40/64 (62.5%) of the cases. Two detected deleterious CNVs encompassing ...
CNVs that may play a role in the genetic etiology of idiopathic RPL were revealed in our study and potential chromosomal loci were introduced to the literature for further analysis. The detection of C...
The clinical significance of extra copy (EC) genotypes of...
The multiple de novo copy number variant (MdnCNV) phenotype is described by having four or more constitutional de novo CNVs (dnCNVs) arising independently throughout the human genome within one genera...
Chromosomal microarray analysis (CMA), array-based comparative genomic hybridization, short- and long-read genome sequencing (GS) were performed on the newly identified MdnCNV family to identify de no...
In the newly identified MdnCNV case, we revealed eight de novo tandem duplications, each ~ 1 Mb, with microhomology at 6/8 breakpoint junctions. Enrichment of de novo single-nucleotide variants (SNV; ...
Characteristic features of dnCNVs reported here are consistent with a microhomology-mediated break-induced replication (MMBIR)-driven mechanism during the peri-zygotic period. Maternal genetic variant...