Banques de tissus : Questions médicales fréquentes
Nom anglais: Tissue Banks
Descriptor UI:D014015
Tree Number:N02.278.065.900
Termes MeSH sélectionnés :
Bone Development
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"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": "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 ?",
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"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",
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"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 ?",
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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": {
"@type": "Answer",
"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."
}
},
{
"@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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}
Bone age is the age of skeletal development and is a direct indicator of physical growth and development in children. Most bone age assessment (BAA) systems use direct regression with the entire hand ...
Key bone grades and locations were determined using three real-time target detection models and Key Bone Search (KBS) post-processing using the RUS-CHN approach, and then the age of the bones was pred...
The three real-time models achieved good results with an average (IOU) of no less than 0.9 in all key bones. The most accurate outcomes for the inference results utilizing KBS were a MAE of 0.35 years...
We developed an automated end-to-end BAA system that is based on real-time target detection, obtaining key bone developmental grade and location in a single pass with the aid of KBS, and using Lightgb...
The Bone And MicroBiOme Onset (BAMBOO) study is an ongoing prospective observational cohort study conducted in Tianjin, China, aiming to determine age-appropriate trajectories for microbiome maturatio...
The recruitment started in September 2021 and was completed in February 2023. A total of 1380 subjects were recruited, 690 at birth (group 1) and 690 at 6 months of age (group 2). Groups 1 and 2 will ...
The age of the mothers was 31.1±3.7 (mean±SD), and the birth weight of infants was 3.3±0.5 kg with an incidence of caesarean section 50.4%. Food diary information of the first 100 subjects showed that...
Data collection will be completed in August 2025. Four stage-statistical analyses will be performed as the cohort reaches certain age thresholds before the final report. Analysis of BAMBOO data will b...
ChiCTR2100049972....
The aim of our study is to determine the relationship between MPS maturation and CVM stage determined from CBCTs....
CBCT images of 130 individuals (75 females, 55 males) with a mean age of 15.04 ± 3.11 (9.56-25.05 years) were analyzed. Images were analyzed using the i-CAT Vision software program. The cephalometric ...
Significant correlations were found between CVM and MPS maturation stages. Positive LHR values of cervical vertebral stages were obtained to define the maturation stages of the midpalatal suture. LHR ...
MPS fusion is more likely to occur after CS4. The correlation between the CVM and MPS maturation stages is significant (r = 0.858). CVM stages CS2, CS4, and CS6 can be a preliminary indicator for MPS ...
A significant relationship exists between skeletal developmental stages and suture maturation....
To study total growth, rate of bone maturation, and menarche after discontinuation of Gonadotropin releasing hormone agonist (GnRHa) treatment for central precocious puberty (CPP)....
Twenty girls with CPP on treatment with GnRHa were followed from discontinuation of treatment to final height (FH). Height, height velocity (HV), and bone age were measured every 6 months. Age at mena...
Once treatment is discontinued, rate of bone maturation (bone age [BA]/chronological [CA]) accelerated from 0.7 ± 0.3 at end of treatment to 1.2 ± 0.8 post treatment, similar to BA/CA prior to treatme...
A pubertal growth spurt does not usually occur after treatment with GnRHa in girls with CPP. Rate of bone maturation accelerates post treatment. These factors are important in assessing optimal height...
Many young children do not participate in sufficient physical activity for promoting optimal bone growth. The objective of this study was to investigate the effect of young children who participated i...
A cluster randomized controlled trial was conducted, in which classes were randomly assigned to the intervention or control groups. A total of 295 (50.17% girls) children from the second and third gra...
Distal radius properties improved significantly for both boys and girls in the intervention group (boys: meanpre = 3769.95, meanpost = 3875.08, Δ = 2.80%; girls: meanpre = 3766.27, meanpost = 3890.83,...
These findings indicate that distal radius properties of children can be positively affected by a short, easy to implement intervention program that does not require special resources....
The purpose of this study was to determine intra- and inter-observer agreement for the three skeletal ages derived from the TW2 method among male pubertal soccer players. The sample included 142 parti...
Currently, the etiology of idiopathic short stature (ISS) is still unclear. The poor understanding of the molecular mechanisms of ISS has largely restricted this strategy towards safe and effective cl...
The plasma exosomes of ISS children were co-cultured with normal human chondrocytes. The differential expression of exosome miRNA between ISS and normal children was identified via high-throughput mic...
Chondrocytes proliferation and endochondral ossification were suppressed after coculture of ISS plasma exosomes with human normal chondrocytes. High-throughput microRNA sequencing and RT-qPCR confirme...
This study is the first to confirm that miR-26b-3p overexpression in ISS plasma exosomes leads to disorders in proliferation and endochondral ossification of growth plate cartilage via inhibition of A...
The development and regeneration of the bone are tightly regulated by mechanical cues. Multiple cell types, including osteoblasts, osteocytes, osteoclasts, mesenchymal stem cells (MSCs), and recently ...
Endochondral ossification (EO) is an essential biological process than underpins how human bones develop, grow, and heal in the event of a fracture. So much is unknown about this process, thus clinica...
Endochondral bone development and regeneration relies on activation and proliferation of periosteum derived-cells (PDCs). Biglycan (Bgn), a small proteoglycan found in extracellular matrix, is known t...