Banques de tissus : Questions médicales fréquentes
Nom anglais: Tissue Banks
Descriptor UI:D014015
Tree Number:N02.278.065.900
Termes MeSH sélectionnés :
Complement C3
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"name": "Diagnostic",
"headline": "Diagnostic sur Banques de tissus",
"description": "Comment sont diagnostiquées les maladies nécessitant des tissus ?\nQuels tests sont utilisés pour évaluer la qualité des tissus ?\nLes banques de tissus effectuent-elles des diagnostics ?\nQuels critères sont utilisés pour sélectionner les tissus ?\nComment les tissus sont-ils prélevés pour analyse ?",
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"description": "Quels symptômes peuvent indiquer un besoin de greffe de tissu ?\nLes maladies liées aux tissus présentent-elles des symptômes spécifiques ?\nComment les symptômes influencent-ils le choix des tissus ?\nLes symptômes peuvent-ils varier selon le donneur de tissu ?\nQuels symptômes sont associés aux rejets de greffe ?",
"url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Complement+C3&page=3#section-symptômes"
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"description": "Comment prévenir les infections lors de greffes ?\nQuelles mesures sont prises pour éviter le rejet ?\nLes banques de tissus effectuent-elles des tests de dépistage ?\nComment sensibiliser le public sur le don de tissus ?\nQuelles sont les recommandations pour les donneurs potentiels ?",
"url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Complement+C3&page=3#section-prévention"
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"headline": "Traitements sur Banques de tissus",
"description": "Quels traitements utilisent des tissus de banques ?\nComment les tissus sont-ils préparés pour les traitements ?\nLes banques de tissus participent-elles à la recherche ?\nQuels sont les risques associés aux traitements par greffe ?\nLes traitements par tissus sont-ils toujours efficaces ?",
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"description": "Quelles complications peuvent survenir après une greffe ?\nComment gérer les complications post-greffe ?\nLes complications varient-elles selon le type de tissu ?\nQuels signes indiquent une complication après greffe ?\nLes complications peuvent-elles être évitées ?",
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"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Banques de tissus",
"description": "Quels facteurs augmentent le risque de rejet ?\nLe tabagisme influence-t-il le succès des greffes ?\nComment l'âge affecte-t-il le don de tissus ?\nLes antécédents médicaux influencent-ils le don de tissus ?\nQuels comportements à risque affectent le don de tissus ?",
"url": "https://questionsmedicales.fr/mesh/D014015?mesh_terms=Complement+C3&page=3#section-facteurs de risque"
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"@type": "Question",
"name": "Comment sont diagnostiquées les maladies nécessitant des tissus ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les maladies sont diagnostiquées par des examens cliniques, imageries et analyses de tissus."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour évaluer la qualité des tissus ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests histologiques et microbiologiques sont effectués pour évaluer la qualité."
}
},
{
"@type": "Question",
"name": "Les banques de tissus effectuent-elles des diagnostics ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elles ne diagnostiquent pas, mais fournissent des tissus pour des diagnostics."
}
},
{
"@type": "Question",
"name": "Quels critères sont utilisés pour sélectionner les tissus ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tissus sont sélectionnés selon des critères de qualité, d'origine et d'usage prévu."
}
},
{
"@type": "Question",
"name": "Comment les tissus sont-ils prélevés pour analyse ?",
"position": 5,
"acceptedAnswer": {
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"text": "Les tissus sont prélevés par biopsie ou lors de chirurgies, sous conditions stériles."
}
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{
"@type": "Question",
"name": "Quels symptômes peuvent indiquer un besoin de greffe de tissu ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme la douleur chronique ou la défaillance d'organe peuvent indiquer ce besoin."
}
},
{
"@type": "Question",
"name": "Les maladies liées aux tissus présentent-elles des symptômes spécifiques ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, chaque maladie peut avoir des symptômes spécifiques selon le type de tissu affecté."
}
},
{
"@type": "Question",
"name": "Comment les symptômes influencent-ils le choix des tissus ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes aident à déterminer le type de tissu nécessaire pour le traitement approprié."
}
},
{
"@type": "Question",
"name": "Les symptômes peuvent-ils varier selon le donneur de tissu ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier en fonction de l'état de santé du donneur et de son historique."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont associés aux rejets de greffe ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme la douleur, la fièvre et l'inflammation peuvent indiquer un rejet."
}
},
{
"@type": "Question",
"name": "Comment prévenir les infections lors de greffes ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des protocoles stricts de stérilisation et de suivi post-greffe sont essentiels."
}
},
{
"@type": "Question",
"name": "Quelles mesures sont prises pour éviter le rejet ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des immunosuppresseurs sont administrés pour réduire le risque de rejet après greffe."
}
},
{
"@type": "Question",
"name": "Les banques de tissus effectuent-elles des tests de dépistage ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles effectuent des tests pour dépister les maladies transmissibles chez les donneurs."
}
},
{
"@type": "Question",
"name": "Comment sensibiliser le public sur le don de tissus ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des campagnes d'information et d'éducation sont menées pour encourager le don de tissus."
}
},
{
"@type": "Question",
"name": "Quelles sont les recommandations pour les donneurs potentiels ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les donneurs doivent être en bonne santé et respecter les critères d'éligibilité établis."
}
},
{
"@type": "Question",
"name": "Quels traitements utilisent des tissus de banques ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les greffes de peau, de cornée et d'organes utilisent des tissus provenant de banques."
}
},
{
"@type": "Question",
"name": "Comment les tissus sont-ils préparés pour les traitements ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tissus sont stérilisés, conservés et parfois modifiés pour s'adapter aux traitements."
}
},
{
"@type": "Question",
"name": "Les banques de tissus participent-elles à la recherche ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles fournissent des tissus pour la recherche sur les maladies et les traitements."
}
},
{
"@type": "Question",
"name": "Quels sont les risques associés aux traitements par greffe ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les risques incluent le rejet, les infections et les complications liées à l'anesthésie."
}
},
{
"@type": "Question",
"name": "Les traitements par tissus sont-ils toujours efficaces ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'efficacité dépend de nombreux facteurs, y compris la compatibilité et l'état du patient."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une greffe ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent le rejet, les infections et des réactions allergiques."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications post-greffe ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi médical régulier et des traitements appropriés sont nécessaires pour gérer les complications."
}
},
{
"@type": "Question",
"name": "Les complications varient-elles selon le type de tissu ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les complications peuvent varier selon le type de tissu greffé et l'état du patient."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une complication après greffe ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des signes comme la douleur accrue, la fièvre ou l'inflammation peuvent indiquer une complication."
}
},
{
"@type": "Question",
"name": "Les complications peuvent-elles être évitées ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être évitées par une bonne préparation et un suivi rigoureux."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de rejet ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent la compatibilité tissulaire, l'âge et l'état de santé général du patient."
}
},
{
"@type": "Question",
"name": "Le tabagisme influence-t-il le succès des greffes ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme peut compromettre la guérison et augmenter le risque de complications."
}
},
{
"@type": "Question",
"name": "Comment l'âge affecte-t-il le don de tissus ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge peut influencer la qualité des tissus et la décision d'accepter un don."
}
},
{
"@type": "Question",
"name": "Les antécédents médicaux influencent-ils le don de tissus ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents de maladies transmissibles peuvent rendre un donneur inéligible."
}
},
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"@type": "Question",
"name": "Quels comportements à risque affectent le don de tissus ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des comportements comme l'usage de drogues ou des relations sexuelles non protégées peuvent affecter l'éligibilité."
}
}
]
}
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}
Arterial stiffness predicts cardiovascular outcomes. The complement system, particularly the alternative complement pathway, has been implicated in cardiovascular diseases. We herein investigated the ...
In 3019 population-based participants (51.9% men, 60.1 ± 8.2 years, 27.7% type 2 diabetes [T2D], oversampled]), we measured carotid-femoral pulse wave velocity (cfPWV), carotid distensibility coeffici...
Per SD higher factors D and C3, cfPWV was 0.41 m/s [95% confidence interval: 0.34; 0.49] and 0.33 m/s [0.25; 0.41] greater, respectively. These associations were substantially attenuated when adjusted...
The strong association of plasma factors D and C3 with arterial stiffness in this population-based cohort was not independent of T2D and other metabolic risk factors. Our data suggest that a possible ...
African Trypanosomes have developed elaborate mechanisms to escape the adaptive immune response, but little is known about complement evasion particularly at the early stage of infection. Here we show...
Biological markers associated to post-COVID-19 condition (PCC) have not been clearly identified....
Eighty-two patients attending our post-COVID-19 outpatient clinic were recruited and classified as fully recovered (40.2%) or presenting with PCC (59.8%). Clinical and radiological data, laboratory ma...
Median number of days after hospitalization was 78.5 [p25-p75: 60-93] days. PCC was significantly more frequent in women, in patients with a previously critical COVID-19, and in those with two or more...
Patients with a post-COVID-19 condition showed significantly increased immunological parameters of inflammation (complement factor C3 and CD8 and Th1 T lymphocyte populations) compared to fully recove...
The aim is to evaluate the effect of a novel 14-day fasting regimen on the balance between skeletal muscle and adipose tissue composition which might associate with inflammatory factors. Our analysis ...
Eight healthy subjects were randomly selected from a pool of volunteers to undergo a continual dietary deprivation (CDD) regimen. Individuals were assigned to take Flexible Abrosia (FA, prebiotic comb...
The combination of FA and mineral supplements significantly decreased self-reported physical response of starvation, with tolerable hunger-mediated sensations experienced during CDD. Bioelectrical and...
Our results indicated that human subjects undergoing prolonged dietary restriction were well protected by FA and mineral ions from gut injury or physical discomfort of starvation. Most factors showed ...
We have attempted to explore further the involvement of complement components in the host COVID-19 (Coronavirus disease-19) immune responses by targeted genotyping of COVID-19 adult patients and analy...
Recently, it was shown that children at the onset of type 1 diabetes (T1D) have a higher proportion of oligomannose glycans in their total plasma protein N-glycome compared to their healthy siblings. ...
Patients with chronic hepatitis B (CHB) have a dynamic disease process and risk of end-stage liver disease. It is critical to unambiguously differentiate the stages of the disease and focus on therapy...
We retrospectively analyzed a wide range of CHB patients at different stages. The predictive power of serum complement component 3 (C3) levels for the development of acute-on-chronic liver failure (AC...
The decrease in serum C3 levels paralleled the severity of diseases related to hepatitis B virus. Patients with decompensated cirrhosis who developed ACLF had significantly lower serum C3 levels than ...
Serum C3 levels are valuable in assessing the severity of CHB-related stages. Low C3 levels signifies the development of ACLF in patients with decompensated cirrhosis....
A 62-year-old man with nephritic syndrome underwent a kidney biopsy which revealed a C3 dominant pattern on immunofluorescence. A diagnosis of C3 glomerulopathy (C3G) was suspected. However, a recent ...
C3 glomerulopathy (C3G) is a rare, progressive kidney disease resulting from dysregulation of the alternative pathway (AP) of complement. Biomarkers at baseline were investigated in patients with C3G ...
Patients with biopsy-confirmed C3G, proteinuria ≥500 mg/day, and estimated glomerular filtration rate (eGFR) ≥30 mL/min/1.73 m2 were enrolled into two studies (NCT03369236 and NCT03459443). Biomarker ...
Twenty-nine patients were included in the analysis (median [interquartile range] age: 24.0 [10.0] years). Systemic complement AP activation was evident by reduced median concentrations of C3 and C5, e...
Associations among complement biomarkers, kidney function, and kidney histology may add to the current understanding of C3G and assist with the characterization of patients with this heterogenous dise...
Antibodies against Rho GDP-dissociation inhibitor 2 (RhoGDI2) are associated with inferior graft survival in transplant patients receiving a kidney from deceased donors. Although this suggests that th...