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Acides aminés, peptides et protéines
Protéines
Protéines membranaires
Récepteurs de surface cellulaire
Récepteurs immunologiques
Récepteurs aux antigènes
Récepteurs aux antigènes : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"@type": "Question",
"name": "Comment diagnostiquer une défaillance des récepteurs aux antigènes ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests sanguins et des analyses génétiques peuvent révéler des anomalies des récepteurs."
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{
"@type": "Question",
"name": "Quels tests sont utilisés pour évaluer les récepteurs aux antigènes ?",
"position": 2,
"acceptedAnswer": {
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"text": "L'immunofluorescence et la cytométrie en flux sont couramment utilisés."
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"@type": "Question",
"name": "Les biopsies peuvent-elles aider au diagnostic ?",
"position": 3,
"acceptedAnswer": {
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"text": "Oui, les biopsies de tissus peuvent montrer des anomalies des récepteurs aux antigènes."
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"@type": "Question",
"name": "Quels marqueurs sont associés aux récepteurs aux antigènes ?",
"position": 4,
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"@type": "Question",
"name": "Les tests génétiques sont-ils utiles pour le diagnostic ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent identifier des mutations affectant les récepteurs aux antigènes."
}
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"@type": "Question",
"name": "Quels symptômes indiquent un problème avec les récepteurs ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des infections fréquentes et des réactions allergiques peuvent survenir."
}
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"@type": "Question",
"name": "Les symptômes varient-ils selon le type de récepteur ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes dépendent du type de récepteur et de l'antigène ciblé."
}
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{
"@type": "Question",
"name": "Comment les troubles des récepteurs affectent-ils l'immunité ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent entraîner une immunodéficience ou des maladies auto-immunes."
}
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{
"@type": "Question",
"name": "Les symptômes sont-ils immédiats ou retardés ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent être immédiats lors d'une réaction allergique ou retardés dans d'autres cas."
}
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{
"@type": "Question",
"name": "Peut-on avoir des symptômes sans anomalie des récepteurs ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, d'autres facteurs peuvent causer des symptômes immunitaires sans anomalies."
}
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"@type": "Question",
"name": "Peut-on prévenir les troubles des récepteurs aux antigènes ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines mesures, comme la vaccination, peuvent aider à prévenir les infections."
}
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"@type": "Question",
"name": "L'alimentation influence-t-elle la santé des récepteurs ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une alimentation équilibrée peut soutenir le système immunitaire et les récepteurs."
}
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"@type": "Question",
"name": "Les exercices physiques aident-ils à maintenir la fonction immunitaire ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'exercice régulier peut améliorer la réponse immunitaire et la santé des récepteurs."
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"@type": "Question",
"name": "Les habitudes de vie affectent-elles les récepteurs ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le stress et le tabagisme peuvent nuire à la fonction des récepteurs immunitaires."
}
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"@type": "Question",
"name": "Les contrôles médicaux réguliers sont-ils importants ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils permettent de détecter précocement des anomalies immunitaires."
}
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"@type": "Question",
"name": "Quels traitements ciblent les récepteurs aux antigènes ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les thérapies biologiques et les anticorps monoclonaux sont souvent utilisés."
}
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{
"@type": "Question",
"name": "Les immunothérapies sont-elles efficaces ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent renforcer la réponse immunitaire en ciblant les récepteurs."
}
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"@type": "Question",
"name": "Comment les médicaments immunosuppresseurs affectent-ils les récepteurs ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent inhiber l'activité des récepteurs, réduisant ainsi la réponse immunitaire."
}
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"@type": "Question",
"name": "Les traitements varient-ils selon le type de récepteur ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le traitement dépend du type de récepteur et de la pathologie associée."
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"@type": "Question",
"name": "Les traitements sont-ils toujours efficaces ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, l'efficacité peut varier selon le patient et la gravité de la condition."
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"@type": "Question",
"name": "Quelles complications peuvent survenir avec des récepteurs défaillants ?",
"position": 21,
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"text": "Des infections récurrentes et des maladies auto-immunes peuvent se développer."
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"name": "Les complications sont-elles graves ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent entraîner des problèmes de santé chroniques et des hospitalisations."
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"position": 24,
"acceptedAnswer": {
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"text": "Un suivi médical régulier et des traitements adaptés sont essentiels."
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"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être évitées par une gestion proactive de la santé."
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"@type": "Question",
"name": "Quels sont les facteurs de risque pour les troubles des récepteurs ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents familiaux, l'âge et certaines infections augmentent le risque."
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"@type": "Question",
"name": "Le stress est-il un facteur de risque ?",
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"@type": "Question",
"name": "Les maladies auto-immunes augmentent-elles le risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent affecter la fonction des récepteurs aux antigènes."
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"name": "L'exposition à des toxines influence-t-elle les récepteurs ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines toxines environnementales peuvent altérer la fonction des récepteurs."
}
},
{
"@type": "Question",
"name": "Les infections virales sont-elles un facteur de risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections virales peuvent perturber la fonction des récepteurs immunitaires."
}
}
]
}
]
}
└─
Récepteurs pour l'antigène des lymphocytes B
Receptors, Antigen, B-Cell
D011947
-
D12.776.543.750.705.816.821
└─
Récepteurs aux antigènes des cellules T
Receptors, Antigen, T-Cell
D011948
-
D12.776.543.750.705.816.824
└─└─
Antigènes CD79
CD79 Antigens
D051925
-
D12.776.543.750.705.816.821.500
└─└─
Récepteurs des lymphocytes pré-B
Pre-B Cell Receptors
D054420
-
D12.776.543.750.705.816.821.750
└─└─
Récepteur lymphocytaire T antigène, alpha-bêta
Receptors, Antigen, T-Cell, alpha-beta
D016693
-
D12.776.543.750.705.816.824.825
└─└─
Récepteur lymphocytaire T antigène, gamma-delta
Receptors, Antigen, T-Cell, gamma-delta
D016692
-
D12.776.543.750.705.816.824.830
└─└─└─
Pseudochaines légères des immunoglobulines
Immunoglobulin Light Chains, Surrogate
D054444
-
D12.776.543.750.705.816.821.750.500
Anterolateral tibial bowing associated with congenital tibial pseudarthrosis occurs often in patients with neurofibromatosis type 1 and results from the inability of the fractured bone to unite, leadi...
This report describes the management of 3 patients with anterolateral tibial bowing and NF1 who underwent distal tibia-guided growth....
The patients had an average age of 1.6 years at initial operation, with a total of 3 to 4 surgeries over an average of 2.1 years. The latest follow-up on all patients is included, at a mean of 5.1 yea...
Our study indicates that guided growth can serve as an additional surgical option to improve ALTB and potentially reduce the risk of fracture and pseudarthrosis by restoring normal mechanical alignmen...
Level-IV, Case Series....
We present a case detailing the diagnosis and management of a periprosthetic giant cell tumour in a female patient in her 70s, who had undergone total knee arthroplasty (TKA) for primary osteoarthriti...
Tibial malrotation can occur with medullary nailing of diaphyseal tibial fractures. Fibular alignment has been proposed as a surrogate for axial plane reduction intraoperatively. The purpose of this s...
Deidentified CT scans of 50 patients with normal tibial anatomy were selected. Using ImageJ software, we simulated osteotomies at three sites (proximal third, mid-diaphysis, and distal third). We over...
A total of 50 patients were included. The mean age was 62 years, average BMI was 25.8, and 28 of 50 patients (56%) were male. Earliest loss of fibular contact occurred at 24° ER and 22° IR at the prox...
Surgeons should be aware that 20° or more of malrotation is likely present when fibular contact is lost during medullary nailing of the tibia. Greater than 50% loss of contact should raise suspicion f...
Classic metaphyseal lesions (CMLs) should raise concern for nonaccidental trauma. However, iatrogenic causes for CMLs have increasingly been described and warrant close consideration. Increasing the c...
We describe three clinical cases where suspected iatrogenic dorsiflexion or plantar flexion resulted in an isolated distal tibia CML. Respectively, we present heel-stick testing and i.v. line placemen...
Postoperative radiographs are used to monitor fractures of the tibia and femur after intramedullary fixation. This study sought to examine how frequently these radiographs change management....
This was a single-center chart review of patients over a 4-year period at a level I trauma center. Radiographs were defined as either performed for routine surveillance or performed with some clinical...
A total of 374 patients were found. Two hundred seventy-seven received at least one post-op radiograph. The median follow-up was 23 weeks. Six hundred seventeen total radiographs were reviewed. Nine r...
Our results suggest that radiographs taken in the first 3 months post-op in asymptomatic patients treated with lower extremity intramedullary rods do not result in changes to clinical management....
Albeit some studies have revealed the effectiveness of the orthosis use in infantile tibia vara (ITV), hitherto no study has shown the effects of these orthosis on plantar pressures. This study aims t...
Early soft-tissue reconstruction of open fractures has been shown to decrease infection rates and improve rates of bony union. The purpose of this study was to compare the rates and time to union of o...
A retrospective chart review of 118 patients with open tibia fractures requiring soft-tissue reconstruction treated at a single level 1 trauma center was performed. Demographic data as well as flap ty...
Limb salvage was achieved in 90% of patients. The overall rate of nonunion was 33%. Flap type significantly affected time to union, with local fasciocutaneous and keystone flaps having significantly l...
Flap type affects time to union but not nonunion rate in open tibia fractures....
Therapeutic, III....
BACKGROUND Adamantinoma is a rare low-grade malignant bone tumor, usually found in the tibial diaphysis and metaphysis, with histological similarities to mandibular ameloblastoma. The most effective t...
The study aims to determine the correlations between the anatomical structures of the distal femur and proximal tibia associated with the anterior cruciate ligament (ACL)....
Bilateral extremities of 293 patients [143 ACL-ruptured, 150 ACL-intact] (all male) were included in the study. Femoral bi-condylar width (BCW), intercondylar notch width (NW) in the distal femur, pro...
BCW, NW, TW, and EW measurements were lower in the ACL-ruptured group, but the difference was statistically significant only in the NW (p = 0.009) and TW (p = 0.005) measurements. There was no differe...
The NW and TW measurements may give an idea about injury risk or prevention in morphological measurements. Correlations also show that the femur and tibia should consider together for ACL injuries....
(1) Background: Several studies showed a sustained temperature of 47 °C or 50 °C for one minute resulted in vascular stasis and bone resorption with only limited bone regrowth over a 3-4-week healing ...