Titre : Dissection vertébrale

Dissection vertébrale : Questions médicales fréquentes

Termes MeSH sélectionnés :

Perfusion
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"acceptedAnswer": { "@type": "Answer", "text": "L'angiographie et l'IRM sont les tests les plus courants pour confirmer la dissection." } }, { "@type": "Question", "name": "Quels signes cliniques indiquent une dissection vertébrale ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs cervicales, des vertiges ou des déficits neurologiques peuvent indiquer une dissection." } }, { "@type": "Question", "name": "La dissection vertébrale est-elle visible à l'échographie ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'échographie peut parfois montrer des anomalies, mais l'IRM est plus précise." } }, { "@type": "Question", "name": "Quels sont les critères de risque pour le diagnostic ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents de traumatismes ou de migraines peuvent augmenter le risque de dissection." } }, { "@type": "Question", "name": "Quels sont les symptômes courants d'une dissection vertébrale ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent des douleurs au cou, des maux de tête et des troubles de la vision." } }, { "@type": "Question", "name": "La dissection vertébrale cause-t-elle des vertiges ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les vertiges sont fréquents en raison de l'irrigation sanguine altérée du cerveau." } }, { "@type": "Question", "name": "Peut-on avoir des symptômes neurologiques ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des symptômes comme des engourdissements ou des faiblesses peuvent survenir." } }, { "@type": "Question", "name": "Les douleurs sont-elles toujours présentes ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Non, certaines personnes peuvent ne pas ressentir de douleur au début de la dissection." } }, { "@type": "Question", "name": "Les symptômes peuvent-ils varier d'une personne à l'autre ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les symptômes peuvent varier en fonction de la gravité et de la localisation de la dissection." } }, { "@type": "Question", "name": "Comment prévenir une dissection vertébrale ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Éviter les traumatismes au cou et gérer les facteurs de risque comme l'hypertension." } }, { "@type": "Question", "name": "Les activités sportives augmentent-elles le risque ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Certaines activités à risque, comme le rugby, peuvent augmenter le risque de dissection." } }, { "@type": "Question", "name": "Le tabagisme influence-t-il le risque ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme est un facteur de risque connu pour les maladies vasculaires." } }, { "@type": "Question", "name": "Les antécédents familiaux jouent-ils un rôle ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de maladies vasculaires peuvent augmenter le risque." } }, { "@type": "Question", "name": "Faut-il surveiller la santé cardiovasculaire ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un suivi régulier de la santé cardiovasculaire est essentiel pour prévenir les complications." } }, { "@type": "Question", "name": "Quel est le traitement principal pour une dissection vertébrale ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement principal inclut des anticoagulants pour prévenir les caillots sanguins." } }, { "@type": "Question", "name": "La chirurgie est-elle nécessaire pour traiter une dissection ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La chirurgie est rare et réservée aux cas graves avec complications significatives." } }, { "@type": "Question", "name": "Combien de temps dure le traitement médicamenteux ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement médicamenteux peut durer plusieurs mois, selon l'évolution de la condition." } }, { "@type": "Question", "name": "Y a-t-il des traitements non médicamenteux ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La rééducation physique peut être recommandée pour améliorer la fonction après la dissection." } }, { "@type": "Question", "name": "Quels médicaments sont utilisés en cas de douleur ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des analgésiques comme le paracétamol ou les anti-inflammatoires peuvent être prescrits." } }, { "@type": "Question", "name": "Quelles sont les complications possibles d'une dissection vertébrale ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent les AVC, les déficits neurologiques et la douleur chronique." } }, { "@type": "Question", "name": "La dissection peut-elle entraîner un AVC ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une dissection vertébrale peut provoquer un AVC ischémique en raison d'un caillot." } }, { "@type": "Question", "name": "Les déficits neurologiques sont-ils réversibles ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Cela dépend de la gravité de la dissection et du temps de traitement; certains peuvent être réversibles." } }, { "@type": "Question", "name": "Peut-on avoir des douleurs chroniques après une dissection ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des douleurs chroniques au cou ou à la tête peuvent persister après la guérison." } }, { "@type": "Question", "name": "Y a-t-il un risque de récidive ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, il existe un risque de récidive, surtout si les facteurs de risque ne sont pas contrôlés." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'hypertension, le tabagisme, et des antécédents de traumatismes." } }, { "@type": "Question", "name": "L'âge influence-t-il le risque de dissection ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le risque augmente avec l'âge, surtout chez les personnes de plus de 50 ans." } }, { "@type": "Question", "name": "Les maladies génétiques augmentent-elles le risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Certaines maladies génétiques, comme le syndrome d'Ehlers-Danlos, augmentent le risque." } }, { "@type": "Question", "name": "Le stress a-t-il un impact sur le risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress chronique peut contribuer à des problèmes vasculaires, augmentant le risque." } }, { "@type": "Question", "name": "Les antécédents de migraines sont-ils un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes ayant des antécédents de migraines peuvent avoir un risque accru." } } ] } ] }

Sources (3188 au total)

Lung preservation: from perfusion to temperature.

This article will review the evidence behind elements of the lung preservation process that have remained relatively stable over the past decade as well as summarize recent developments in ex-vivo lun... Ex-vivo lung perfusion is becoming an increasingly well established means to facilitate greater travel distance and allow for continued reassessment of marginal donor lungs. Preliminary reports of the... It is crucial to understand the fundamental principles of organ preservation to ensure optimal lung function posttransplant. Recent advances in the past several years have the potential to challenge s...

Assessment of perfusion deficit with early phases of [

Characteristic features of amyloid-PET (A), tau-PET (T), and FDG-PET (N) can serve for the A/T/N classification of neurodegenerative diseases. Recent studies showed that the early, perfusion-weighted ... We obtained early-phase PET recordings with [... The z-scores of perfusion-weighted images of both tracers showed high correlations across the brain, especially in the frontal and parietal lobes, which were the brain regions with pronounced perfusio... The early perfusion phases of [...

Regional myocardial perfusion imaging in predicting vessel-related outcome: interplay between the perfusion results and angiographic findings.

Despite myocardial perfusion imaging (MPI) by cadmium-zinc-telluride (CZT) single-photon emission computed tomography (SPECT) camera is largely used in the diagnosis and risk stratification of patient... Five hundred and forty-one subjects with suspected or known CAD referred to 99mTc-sestamibi gated CZT-SPECT cardiac imaging and with available angiographic data were studied. Both regional total perfu... Regional myocardial perfusion assessed by the CZT camera demonstrated good reliability in predicting vessel-related events in patients with suspected or known CAD....

Is the optimal Tmax threshold identifying perfusion deficit volumes variable across MR perfusion software packages? A pilot study.

Accurate quantification of ischemic core and ischemic penumbra is mandatory for late-presenting acute ischemic stroke. Substantial differences between MR perfusion software packages have been reported... The HIBISCUS-STROKE cohort includes acute ischemic stroke patients treated by mechanical thrombectomy after MRI triage. Mechanical thrombectomy failure was defined as a modified thrombolysis in cerebr... Eighteen patients were included. Lengthening the threshold from ≥ 6 s to ≥ 10 s led to significantly smaller perfusion deficit volumes for both packages. For package A, Tmax ≥ 6 s and ≥ 8 s moderately... The optimal Tmax threshold for defining the ischemic penumbra appeared to be most accurate at ≥ 6 s for package A and ≥ 10 s for package B. This implies that the widely recommended Tmax threshold ≥ 6 ...

Feasibility of deconvolution-based multiphase CT angiography perfusion maps in acute ischemic stroke: Simulation and concordance with CT perfusion.

Integration of CT perfusion (CTP) with requisite non-contrast CT and CT angiography (CTA) stroke imaging may allow efficient stroke lesion volume measurement. Using surrogate images from CTP, we simul... Patients with acute ischemic stroke who received admission CTP were included in this study. Four CTP images (surrogate mCTA, one pre-contrast and three post-contrast, starting at the arterial peak the... Of 34 included patients, 28 had target mismatch and 6 did not by standard CTP. Accuracy of classifying target mismatch profiles with surrogate mCTA was 79% with respect to that from standard CTP. Mean... Surrogate mCTA ischemic lesion volumes agreed with those from standard CTP and may be an efficient alternative when CTP is not practical....

Normothermic machine perfusion for older transplant recipients.

Elderly patients (≥65 years old) are increasingly undergoing liver transplantation and are more likely to be removed from the waitlist. Normothermic machine perfusion (NMP) holds promise in expanding ... The use of NMP on outcomes in elderly recipients was reviewed using both the UNOS/SRTR database (2016-2022) and institutional data (2018-2020). Characteristics and clinical outcomes were compared betw... Nationally, using the UNOS/SRTR database, we identified 165 elderly recipients from 28 centers who received a liver allograft undergoing NMP and 4270 that underwent traditional cold static storage. NM... NMP may mitigate donor risk factors that are relative contraindications for transplantation in elderly liver recipients, increasing the donor pool. The application of NMP in older recipients should be...