Titre : Méningite carcinomateuse

Méningite carcinomateuse : Questions médicales fréquentes

Termes MeSH sélectionnés :

Diffusion Tensor Imaging
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?", "url": "https://questionsmedicales.fr/mesh/D055756?mesh_terms=Diffusion+Tensor+Imaging&page=1000#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Méningite carcinomateuse", "description": "Peut-on prévenir la méningite carcinomateuse ?\nComment réduire le risque de cancer ?\nLes vaccinations aident-elles ?\nQuel rôle joue le dépistage ?\nLes facteurs environnementaux influencent-ils ?", "url": "https://questionsmedicales.fr/mesh/D055756?mesh_terms=Diffusion+Tensor+Imaging&page=1000#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Méningite carcinomateuse", "description": "Quel est le traitement principal ?\nDes corticostéroïdes sont-ils utilisés ?\nComment gérer la douleur ?\nY a-t-il des traitements expérimentaux ?\nQuel suivi est nécessaire après traitement ?", "url": "https://questionsmedicales.fr/mesh/D055756?mesh_terms=Diffusion+Tensor+Imaging&page=1000#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Méningite carcinomateuse", "description": "Quelles sont les complications possibles ?\nLa méningite carcinomateuse peut-elle être fatale ?\nComment les complications affectent-elles la qualité de vie ?\nY a-t-il un risque de récidive ?\nLes complications sont-elles réversibles ?", "url": "https://questionsmedicales.fr/mesh/D055756?mesh_terms=Diffusion+Tensor+Imaging&page=1000#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Méningite carcinomateuse", "description": "Quels cancers sont associés à la méningite carcinomateuse ?\nL'âge influence-t-il le risque ?\nLe sexe joue-t-il un rôle ?\nLes antécédents familiaux sont-ils un facteur ?\nLes traitements antérieurs augmentent-ils le risque ?", "url": "https://questionsmedicales.fr/mesh/D055756?mesh_terms=Diffusion+Tensor+Imaging&page=1000#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer la méningite carcinomateuse ?", "position": 1, "acceptedAnswer": { "@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." } } ] } ] }

Sources (10000 au total)

Hepatobiliary phase imaging in cirrhotic patients using compressed sensing and controlled aliasing in parallel imaging results in higher acceleration.

We aimed to compare the image quality and focal lesion detection ability of hepatobiliary phase (HBP) images obtained using compressed sensing (CS) and controlled aliasing in parallel imaging results ... We retrospectively included 244 gadoxetic acid-enhanced liver MRI from 244 patients with cirrhosis obtained by two HBP images using CS and CAIPIRINHA from July 2020 to December 2020. The optimized res... CS-HBP showed comparable overall image quality (3.7 ± 0.9 vs. 3.6 ± 0.8, p = 0.680), superior liver edge sharpness (3.9 ± 0.6 vs. 3.6 ± 0.5, p < 0.001), and fewer respiratory motion artifacts (4.0 ± 0... CS-HBP showed better focal lesion detection ability, comparable overall image quality, and fewer respiratory motion artifacts, but higher non-respiratory artifacts and noise compared to CAIPIRINHA-HBP... Thin-slice CS-HBP may be useful for detecting sub-centimeter hepatocellular carcinoma in cirrhotic patients with Child-Pugh classification A while maintaining comparable subjective image quality.... • Compared with controlled aliasing in parallel imaging results in higher acceleration, compressed sensing hepatobiliary phase yielded thinner slices and shorter scan time at a higher accelerating fac...

A novel image augmentation based on statistical shape and intensity models: application to the segmentation of hip bones from CT images.

The collection and annotation of medical images are hindered by data scarcity, privacy, and ethical reasons or limited resources, negatively affecting deep learning approaches. Data augmentation is of... We propose the novel use of statistical shape and intensity models (SSIM) to generate augmented images with variety in both shape and intensity of imaged structures and surroundings. The SSIM uses seg... In a fivefold cross-validation, the SSIM augmentation improved segmentation robustness and accuracy. In particular, the combination of basic and SSIM augmentation outperformed trained models not using... We proposed a novel augmentation varying both the shape and appearance of structures in generated images. Tested on bone segmentation, our approach is generalizable to other structures or tasks such a... Our data augmentation approach produces realistic shape and appearance variations of structures in generated images, which supports the clinical adoption of AI in radiology by alleviating the collecti... • Data augmentation generally improves the accuracy and generalization of deep learning models. • Traditional data augmentation does not consider the appearance of imaged structures. • Statistical sha...

4D-image reconstruction directly from limited-angular-range data in continuous-wave electron paramagnetic resonance imaging.

We investigate and develop optimization-based algorithms for accurate reconstruction of four-dimensional (4D)-spectral-spatial (SS) images directly from data collected over limited angular ranges (LAR... Basing on a discrete-to-discrete data model devised in CW EPRI employing the Zeeman-modulation (ZM) scheme for data acquisition, we first formulate the image reconstruction problem as a convex, constr... We evaluate the DTV algorithm in simulated- and real-data studies for a variety of LAR scans of interest in CW-ZM EPRI, and visual and quantitative results of the studies reveal that 4D-SS images can ... An optimization-based DTV algorithm is developed for accurately reconstructing 4D-SS images directly from LAR data in CW-ZM EPRI. Future work includes the development and application of the optimizati... The DTV algorithm developed may be exploited potentially for enabling and optimizing CW EPRI with minimized imaging time and artifacts by acquiring data in LAR scans....

Optimization of BMI-Based Images for Overweight and Obese Patients - Implications on Image Quality, Quantification, and Radiation Dose in Whole Body

In PET/CT imaging, the activity of the... The NEMA-IEC-body phantom was scanned using the mCT 128-slice scanner. The spheres and background were filed with F-18 activity. Spheres-to-background ratio was 4:1. Data was reconstructed using the O... The visual assessment of the optimized phantom images showed better image quality and contrast-recovery-coefficients (CRCs) values compared to the routine reconstruction. Using patient data, the optim... The optimized BMI-based approach using 1 iteration, 21 subsets, and 3 mm Hamming filter improves image quality, reduces radiation dose, and provides, at least, similar quantification compared to the B...