questionsmedicales.fr
Tissus
Tissu conjonctif
Os et tissu osseux
Os spongieux
Os spongieux : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Ostéoporose
Imagerie médicale
Fractures
Douleur osseuse
Densitométrie osseuse
Ostéoporose
Douleur osseuse
Fractures
Symptômes
5
Ostéoporose
Douleur osseuse
Ostéomalacie
Douleur osseuse
Traitements
5
Ostéoporose
Bisphosphonates
Fractures
Chirurgie orthopédique
Bisphosphonates
Raloxifène
Physiothérapie
Réhabilitation
Complications
5
Ostéomalacie
Douleur osseuse
Infection osseuse
Douleur
Médicaments
Santé osseuse
Facteurs de risque
5
Ostéoporose
Facteurs de risque
Mode de vie
Santé osseuse
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"name": "Diagnostic",
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"description": "Comment diagnostiquer une fragilité osseuse ?\nQuels tests sanguins sont utiles ?\nQuels signes indiquent une maladie osseuse ?\nQuand faire une densitométrie osseuse ?\nQuels symptômes nécessitent une évaluation osseuse ?",
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}
},
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"@type": "Question",
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"position": 2,
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"text": "Les tests de calcium, vitamine D et marqueurs de remodelage osseux aident au diagnostic."
}
},
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"@type": "Question",
"name": "Quels signes indiquent une maladie osseuse ?",
"position": 3,
"acceptedAnswer": {
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}
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{
"@type": "Question",
"name": "Quand faire une densitométrie osseuse ?",
"position": 4,
"acceptedAnswer": {
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"@type": "Question",
"name": "Quels symptômes nécessitent une évaluation osseuse ?",
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{
"@type": "Question",
"name": "Quels sont les symptômes d'une fracture osseuse ?",
"position": 6,
"acceptedAnswer": {
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"@type": "Question",
"name": "Comment reconnaître l'ostéoporose ?",
"position": 7,
"acceptedAnswer": {
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}
},
{
"@type": "Question",
"name": "Quels signes de faiblesse osseuse ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Perte de hauteur, courbure de la colonne vertébrale et fractures fréquentes sont des signes."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes associés à l'ostéomalacie ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Douleurs osseuses, faiblesse musculaire et déformations osseuses peuvent survenir."
}
},
{
"@type": "Question",
"name": "Quels symptômes d'une infection osseuse ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, douleur localisée et rougeur autour de l'os peuvent indiquer une infection."
}
},
{
"@type": "Question",
"name": "Comment prévenir l'ostéoporose ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée, l'exercice régulier et l'arrêt du tabac sont essentiels."
}
},
{
"@type": "Question",
"name": "Quel rôle de l'exercice pour les os ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'exercice renforce les os et améliore l'équilibre, réduisant le risque de chutes."
}
},
{
"@type": "Question",
"name": "Pourquoi éviter le tabac pour les os ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le tabagisme réduit la densité osseuse et augmente le risque de fractures."
}
},
{
"@type": "Question",
"name": "Comment la vitamine D aide-t-elle les os ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "La vitamine D favorise l'absorption du calcium, essentielle pour la santé osseuse."
}
},
{
"@type": "Question",
"name": "Quels aliments sont bons pour les os ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les produits laitiers, les légumes verts et les poissons gras sont bénéfiques pour les os."
}
},
{
"@type": "Question",
"name": "Quels traitements pour l'ostéoporose ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les bisphosphonates, la vitamine D et l'exercice sont des traitements courants."
}
},
{
"@type": "Question",
"name": "Comment traiter une fracture osseuse ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement peut inclure immobilisation, chirurgie ou réhabilitation selon la gravité."
}
},
{
"@type": "Question",
"name": "Quels médicaments renforcent les os ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les médicaments comme le raloxifène et les bisphosphonates aident à renforcer les os."
}
},
{
"@type": "Question",
"name": "Quel rôle de la physiothérapie ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "La physiothérapie aide à renforcer les muscles et améliorer la mobilité après une fracture."
}
},
{
"@type": "Question",
"name": "Comment la nutrition aide-t-elle les os ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation riche en calcium et vitamine D est essentielle pour la santé osseuse."
}
},
{
"@type": "Question",
"name": "Quelles complications des fractures ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent l'infection, la non-union osseuse et la douleur chronique."
}
},
{
"@type": "Question",
"name": "Quels risques d'ostéoporose non traitée ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'ostéoporose non traitée augmente le risque de fractures graves et de déformations."
}
},
{
"@type": "Question",
"name": "Comment l'ostéomalacie complique-t-elle la santé ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut entraîner des déformations osseuses et des douleurs chroniques si non traitée."
}
},
{
"@type": "Question",
"name": "Quelles complications des infections osseuses ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les infections osseuses peuvent causer des douleurs persistantes et des dommages osseux."
}
},
{
"@type": "Question",
"name": "Quels effets des médicaments sur les os ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains médicaments peuvent entraîner une perte osseuse ou des effets secondaires indésirables."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque d'ostéoporose ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge, le sexe féminin, l'hérédité et un mode de vie sédentaire augmentent le risque."
}
},
{
"@type": "Question",
"name": "Comment l'alimentation influence-t-elle les os ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation pauvre en calcium et vitamine D augmente le risque de maladies osseuses."
}
},
{
"@type": "Question",
"name": "Quel impact du mode de vie sur la santé osseuse ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un mode de vie sédentaire et le tabagisme nuisent à la santé osseuse."
}
},
{
"@type": "Question",
"name": "Les antécédents familiaux influencent-ils les os ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux d'ostéoporose augmentent le risque personnel."
}
},
{
"@type": "Question",
"name": "Quel rôle du sexe dans la santé osseuse ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les femmes, surtout après la ménopause, sont plus à risque d'ostéoporose que les hommes."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 03/05/2025
Contenu vérifié selon les dernières recommandations médicales
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering, University of Alberta, Edmonton, AB T6G 1H9, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering, University of Alberta, Edmonton, AB T6G 1H9, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Civil and Environmental Engineering, University of Alberta, Edmonton, AB T6G 1H9, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering, University of Alberta, Edmonton, AB T6G 1H9, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
College of Mechanical and Electronic Engineering, Nanjing Forestry University, Nanjing 210037, China.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Orthodontics, Affiliated Hospital of Stomatology, Nanjing Medical University, Nanjing 210029, China.
Jiangsu Province Key Laboratory of Oral Diseases, Nanjing 210029, China.
Jiangsu Province Engineering Research Center of Stomatological Translational Medicine, Nanjing 210029, China.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
College of Mechanical and Electronic Engineering, Nanjing Forestry University, Nanjing 210037, China.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Institute of General Mechanics, RWTH-Aachen University, 52062 Aachen, Germany.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Orthodontics, Affiliated Hospital of Stomatology, Nanjing Medical University, Nanjing 210029, China.
Jiangsu Province Key Laboratory of Oral Diseases, Nanjing 210029, China.
Jiangsu Province Engineering Research Center of Stomatological Translational Medicine, Nanjing 210029, China.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
College of Mechanical and Electronic Engineering, Nanjing Forestry University, Nanjing 210037, China.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Center for Frontier Medical Engineering, Chiba University, Chiba, Japan.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Center for Frontier Medical Engineering, Chiba University, Chiba, Japan.
Med-Tech Link Center, Chiba University, Chiba, Japan.
Department of Medical Engineering, Graduate School of Science and Engineering, Chiba University, Chiba, Japan.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Center for Frontier Medical Engineering, Chiba University, Chiba, Japan.
Med-Tech Link Center, Chiba University, Chiba, Japan.
Department of Medical Engineering, Graduate School of Science and Engineering, Chiba University, Chiba, Japan.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Physics, Rhodes College, Memphis, Tennessee 38112, USA.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Physics, Rhodes College, Memphis, Tennessee 38112, USA.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Bharti School of Engineering, Laurentian University, Sudbury, Ontario, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical and Materials Engineering, Queen's University, Kingston, Ontario, Canada.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Bharti School of Engineering, Laurentian University, Sudbury, Ontario, Canada. Electronic address: blievers@laurentian.ca.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Orthopaedic Surgery, Shimane University Faculty of Medicine, Shimane, Japan. Electronic address: imades@med.shimane-u.ac.jp.
Publications dans "Os spongieux" :
2 publications dans cette catégorie
Affiliations :
Department of Manufacturing Technology, Shimane Institute for Industrial Technology, Shimane, Japan.
Publications dans "Os spongieux" :
To compare the ability of immunohistochemistry (IHC), multiparameter flow cytometry (MFC) and fluorescence in situ hybridisation (FISH) to detect clonal plasma cells. We also attempted to outline a te...
A retrospective review was performed on 278 CD138+sorted FISH studies from November 2019 to December 2020 along with their concurrent IHC and MFC results. A p value was computed using McNemar's test f...
Using the Mc Nemar's test for paired data, CD138+sorted FISH studies achieved the highest proportion of positive results and was significantly greater than MFC (63% vs 53%, p=0.01). FISH had more posi...
While CD138+sorted FISH is primarily used for prognostication, it may be employed as a single test for detection and monitoring clonality in certain scenarios. Further studies are needed to monitor th...
Plasma cell vulvitis is a rare inflammatory disorder of the vulva with an unknown aetiology, characterised by mucosal inflammation. It commonly manifests as pain, itching, dyspareunia, and dysuria and...
case report; immunosuppressant; platelet-rich plasma; vulvitis....
The evaluation of plasma cell (PC) compartment is influenced by the quality of bone marrow aspirate (BMA). Herein, we evaluated the impact of sequence of pull on quality of clinical assessment in plas...
Histomorphology along with smears from first pull and second pull BMA and flow cytometric immunophenotyping (FCMI) data from second pull aspirate were evaluated for cellularity and PC%....
Of the 484 samples, BMA smears were adequate in 87.4% of first pull (median PC = 7%; IQR = 2-25%) and 51.2% of second pull samples (median PC = 2%; IQR = 0.5-12%; p < 0.001). Recovery of PC was least ...
First pull BMA smears were of superior quality but inadequate in one-tenth of samples. Second pull smears underreported PC% and recovery of PC compartment was poorest on FCMI. Concurrent bone marrow b...
Next-generation sequencing (NGS) detects somatic mutations in a high proportion of plasma cell dyscrasias (PCD), but is currently not integrated into diagnostic routine. We correlated NGS data with de...
Of the 90 patients the diagnoses comprised multiple myeloma (n = 77), MGUS (n = 7), AL-amyloidosis (n = 4) or solitary plasmocytoma (n = 2). The NGS panel included eight genes CCND1, DIS3, EGR1, FAM46...
Mutations were detected in 64/90 (71%) of cases. KRAS (29%), NRAS (16%) and DIS3 (16%) were most frequently mutated. At least one mutation/sample corresponded to a higher degree of BM involvement with...
The probability of detecting a mutation by NGS in the BM was highest in samples with > 10% clonal PC by MFC, or > 20% PC by BMC/ BMH. We propose further evaluation of these thresholds as a practical c...
Plasma cells (PCs) are essential for the quality and longevity of protective immunity. The canonical humoral response to vaccination involves induction of germinal centers in lymph nodes followed by m...
Plasma cell gingivitis (PCG) is an inflammatory condition that affects the gingival mucosa of the oral cavity. It is characterized by polyclonal dense plasma cell infiltrate in the connective tissue. ...
Primary plasma cell leukemia (PCL) is the most aggressive monoclonal gammopathy. It was formerly characterized by ≥ 20% circulating plasma cells (CTCs) until 2021, when this threshold was decreased to...
We assessed the levels of CTCs by multiparameter flow cytometry in 395 patients with newly diagnosed transplant-ineligible MM to establish a cutoff for CTCs that identifies the patients with ultra-hig...
Newly diagnosed transplant-ineligible patients with MM with 2%-20% CTCs had significantly shorter progression-free survival (3.1...
Our study uncovers that ≥ 2% CTCs is a biomarker of hidden primary PCL and supports the assessment of CTCs by flow cytometry during the diagnostic workup of MM....
Autoantibody (autoAbs) production in osteoarthritis (OA), coupled with evidence of disturbed B-cell homoeostasis, suggest a potential role for B-cells in OA. B-cells can differentiate with T-cell help...
B-cells were isolated from OA and HC. Standardised in vitro models of B-cell differentiation were used comparing T-dep (CD40 (cluster of differentiation-40/BCR (B-cell receptor)-ligation) versus TLR-d...
Compared to HC, circulating OA B-cells showed an overall more mature phenotype. The gene expression profile of synovial OA B-cells resembled that of PCs. Circulating B-cells differentiated under both ...
Our findings suggest that OA B-cells present an altered capacity for proliferation and differentiation while remaining able to produce antibodies, notably in synovium. These findings may partly contri...
A recent study shows that the SNARE protein Sec22b plays a key role in antibody-secreting plasma cell accrual. Without Sec22b, antibody titres were diminished, and plasma cells rare to undetectable. T...
In recent decades, our understanding of periodontitis has evolved from that based on a gross/histologic level to one on a cellular/molecular level. Previous landscape studies have explored molecular s...