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"description": "Comment diagnostiquer la méningite carcinomateuse ?\nQuels examens d'imagerie sont utilisés ?\nQuels marqueurs tumoraux sont recherchés ?\nQuels symptômes indiquent une méningite carcinomateuse ?\nQuelle est l'importance de l'historique médical ?",
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"@type": "Question",
"name": "Comment diagnostiquer la méningite carcinomateuse ?",
"position": 1,
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"@type": "Answer",
"text": "Un diagnostic est établi par une ponction lombaire et l'analyse du liquide céphalorachidien."
}
},
{
"@type": "Question",
"name": "Quels examens d'imagerie sont utilisés ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'IRM et le scanner peuvent aider à visualiser les anomalies cérébrales associées."
}
},
{
"@type": "Question",
"name": "Quels marqueurs tumoraux sont recherchés ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des marqueurs comme le CA 15-3 ou le CA 19-9 peuvent être évalués dans le LCR."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent une méningite carcinomateuse ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maux de tête, des nausées, et des troubles neurologiques peuvent alerter."
}
},
{
"@type": "Question",
"name": "Quelle est l'importance de l'historique médical ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un antécédent de cancer est crucial pour orienter le diagnostic vers une méningite carcinomateuse."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes courants ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des maux de tête, des nausées, et des troubles de la conscience."
}
},
{
"@type": "Question",
"name": "Y a-t-il des signes neurologiques spécifiques ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des signes comme la confusion, la faiblesse musculaire ou des convulsions peuvent survenir."
}
},
{
"@type": "Question",
"name": "Comment se manifeste la douleur ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "La douleur est souvent diffuse et peut s'intensifier avec le mouvement ou la lumière."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils selon le type de cancer ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier en fonction de l'origine du cancer et de son stade."
}
},
{
"@type": "Question",
"name": "Peut-on avoir de la fièvre ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la fièvre est fréquente et peut accompagner d'autres symptômes de méningite."
}
},
{
"@type": "Question",
"name": "Peut-on prévenir la méningite carcinomateuse ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de prévention spécifique, mais un suivi régulier des cancers peut aider."
}
},
{
"@type": "Question",
"name": "Comment réduire le risque de cancer ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Adopter un mode de vie sain, éviter le tabac et l'alcool peut réduire le risque de cancer."
}
},
{
"@type": "Question",
"name": "Les vaccinations aident-elles ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les vaccinations ne préviennent pas la méningite carcinomateuse, mais protègent d'autres types."
}
},
{
"@type": "Question",
"name": "Quel rôle joue le dépistage ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le dépistage précoce des cancers peut aider à éviter des complications comme la méningite."
}
},
{
"@type": "Question",
"name": "Les facteurs environnementaux influencent-ils ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains facteurs environnementaux peuvent augmenter le risque de développer un cancer."
}
},
{
"@type": "Question",
"name": "Quel est le traitement principal ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement principal inclut la chimiothérapie intrathécale pour cibler les cellules cancéreuses."
}
},
{
"@type": "Question",
"name": "Des corticostéroïdes sont-ils utilisés ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les corticostéroïdes peuvent être administrés pour réduire l'inflammation."
}
},
{
"@type": "Question",
"name": "Comment gérer la douleur ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des analgésiques et des traitements symptomatiques sont utilisés pour soulager la douleur."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements expérimentaux ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des essais cliniques peuvent proposer des thérapies ciblées ou immunothérapies."
}
},
{
"@type": "Question",
"name": "Quel suivi est nécessaire après traitement ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi régulier est essentiel pour surveiller la réponse au traitement et les récidives."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des déficits neurologiques, des infections et des douleurs chroniques."
}
},
{
"@type": "Question",
"name": "La méningite carcinomateuse peut-elle être fatale ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut être fatale si non traitée, en raison de l'aggravation des symptômes neurologiques."
}
},
{
"@type": "Question",
"name": "Comment les complications affectent-elles la qualité de vie ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications peuvent gravement affecter la qualité de vie, entraînant des limitations fonctionnelles."
}
},
{
"@type": "Question",
"name": "Y a-t-il un risque de récidive ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le risque de récidive est élevé, surtout si le cancer primaire n'est pas contrôlé."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être gérées, mais d'autres peuvent être permanentes."
}
},
{
"@type": "Question",
"name": "Quels cancers sont associés à la méningite carcinomateuse ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les cancers du poumon, du sein et les lymphomes sont souvent associés à cette condition."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il le risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le risque augmente avec l'âge, surtout chez les personnes ayant des antécédents de cancer."
}
},
{
"@type": "Question",
"name": "Le sexe joue-t-il un rôle ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines études suggèrent que les hommes peuvent être plus à risque que les femmes."
}
},
{
"@type": "Question",
"name": "Les antécédents familiaux sont-ils un facteur ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux de cancer peuvent augmenter le risque de méningite carcinomateuse."
}
},
{
"@type": "Question",
"name": "Les traitements antérieurs augmentent-ils le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains traitements comme la radiothérapie peuvent augmenter le risque de méningite carcinomateuse."
}
}
]
}
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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 ...
Heart surgery results in complement activation with the potential for collateral end-organ damage, especially if the protective elements (complement factor H, Apolipoprotein J) are inadequate. Here, w...
101 patients scheduled for non-emergent cardiac surgery donated blood before the procedure (t...
C5a declined at t...
There is a significant decrease in complement protective factors 3 months after cardiac surgery, while C5a seems to be slightly elevated, suggesting that cardiac surgery affects complement milieu long...
Neuromyelitis optica spectrum disorders (NMOSD) are characterized in the majority of cases by the presence of IgG1 autoantibodies against aquaporin 4 (AQP4) and myelin-oligodendrocyte glycoprotein (MO...
We review evidence of complement involvement in NMOSD pathophysiology from pathological, in vitro, in vivo, human studies, and clinical trials....
In AQP4 NMOSD, complement deposition is a prominent pathological feature, while in vitro and in vivo studies have demonstrated complement-dependent pathogenicity of AQP4 antibodies. Consistent with th...
Several diseases caused by the dysregulation of complement activation can be treated with inhibitors of the complement components C5 and/or C3. However, complement is required for serum bactericidal a...
Serum from adults was collected before and after vaccination with the meningococcal serogroup B vaccine 4CMenB and tested for meningococcal killing. Since the B capsular polysaccharide is structurally...
While only a few pre-vaccination sera showed SBA against the tested B meningococcal isolates, 4CMenB vaccination induced potent complement-activating IgG titers against isolates expressing a matching ...
Compared to the SBA triggered by A,C,W,Y capsule polysaccharide conjugate vaccination, SBA against B meningococci expressing a matching fHbp allele was remarkably resilient against the alternative pat...
We explored the pathological changes and the activation of local complement system in COVID-19 pneumonia. Lung paraffin sections of COVID-19 infected patients were analyzed by HE (hematoxylin-eosin) s...
ANCA (anti-neutrophil cytoplasmic antibody)-associated vasculitis (AAV) is the condition in which ANCA, as an autoantibody, is associated with the pathogenesis of vasculitis in small blood vessels, ma...
Activation of the complement cascade is thought to play a role in scleroderma vasculopathy. We previously showed that complement factor D was elevated in patients with limited cutaneous SSc and pulmon...
Complement components (n = 14) were measured using multiplex assays in 156 patients with SSc-PAH from a multi-site repository and were compared to 33 patients with SSc without PAH, and 40 healthy cont...
We found that factor D was significantly elevated in SSc-PAH compared to SSc without PAH (p < 0.0001) and was highly sensitive and specific for SSc-PAH (AUC=0.82, p < 0.001). In SSc-PAH patients, alte...
Our work confirms prior studies demonstrating a role for complement activation in SSc vascular disease and elevations of factor D in a large SSc-PAH population. Further, factor H and other complement ...