Titre : Monitorage neurophysiologique peropératoire

Monitorage neurophysiologique peropératoire : Questions médicales fréquentes

Termes MeSH sélectionnés :

Flow Cytometry
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"description": "Qu'est-ce que le monitorage neurophysiologique ?\nQuand est-il utilisé en chirurgie ?\nQuels types de signaux sont surveillés ?\nComment est-il réalisé ?\nQui effectue le monitorage ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Monitorage neurophysiologique peropératoire", "description": "Quels symptômes indiquent une lésion nerveuse ?\nComment le monitorage aide-t-il à détecter des symptômes ?\nQuels signes d'alerte sont surveillés ?\nPeut-on prévenir des symptômes avec ce monitorage ?\nQuels symptômes peuvent persister après la chirurgie ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Monitorage neurophysiologique peropératoire", "description": "Comment le monitorage aide-t-il à prévenir les lésions ?\nQuelles sont les meilleures pratiques pour le monitorage ?\nQuels facteurs augmentent le risque de lésion nerveuse ?\nComment préparer un patient pour le monitorage ?\nQuelle est l'importance de l'équipe chirurgicale ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Monitorage neurophysiologique peropératoire", "description": "Comment le monitorage influence-t-il le traitement chirurgical ?\nQuels traitements sont possibles après une lésion nerveuse ?\nLe monitorage peut-il réduire le besoin de traitements ultérieurs ?\nQuels médicaments peuvent être utilisés après une lésion ?\nComment évaluer l'efficacité du traitement post-opératoire ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Monitorage neurophysiologique peropératoire", "description": "Quelles complications peuvent survenir avec le monitorage ?\nComment gérer une complication pendant la chirurgie ?\nLes complications sont-elles fréquentes ?\nQuelles sont les conséquences d'une lésion nerveuse non détectée ?\nComment minimiser les complications ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Monitorage neurophysiologique peropératoire", "description": "Quels patients sont à risque élevé de lésions nerveuses ?\nComment l'âge influence-t-il le risque ?\nLes maladies préexistantes augmentent-elles le risque ?\nQuel rôle joue l'expérience du chirurgien ?\nComment le type de chirurgie affecte-t-il le risque ?", "url": "https://questionsmedicales.fr/mesh/D064795?mesh_terms=Flow+Cytometry&page=1000#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Qu'est-ce que le monitorage neurophysiologique ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "C'est une méthode de surveillance de l'activité électrique du cerveau et des nerfs pendant la chirurgie." } }, { "@type": "Question", "name": "Quand est-il utilisé en chirurgie ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Il est utilisé lors d'interventions à risque élevé de lésions nerveuses, comme la chirurgie de la colonne vertébrale." } }, { "@type": "Question", "name": "Quels types de signaux sont surveillés ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les signaux électriques des nerfs, des muscles et du cerveau sont surveillés pour détecter des anomalies." } }, { "@type": "Question", "name": "Comment est-il réalisé ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Des électrodes sont placées sur la peau ou à l'intérieur du corps pour enregistrer l'activité électrique." } }, { "@type": "Question", "name": "Qui effectue le monitorage ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Un neurophysiologiste ou un anesthésiste formé en monitorage neurophysiologique s'en charge." } }, { "@type": "Question", "name": "Quels symptômes indiquent une lésion nerveuse ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Engourdissements, faiblesse musculaire ou douleurs peuvent signaler une lésion nerveuse." } }, { "@type": "Question", "name": "Comment le monitorage aide-t-il à détecter des symptômes ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Il permet de repérer des changements dans l'activité électrique qui peuvent précéder des lésions." } }, { "@type": "Question", "name": "Quels signes d'alerte sont surveillés ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des modifications des potentiels évoqués ou des réponses musculaires sont des signes d'alerte." } }, { "@type": "Question", "name": "Peut-on prévenir des symptômes avec ce monitorage ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, en identifiant rapidement les problèmes, les chirurgiens peuvent ajuster leur technique." } }, { "@type": "Question", "name": "Quels symptômes peuvent persister après la chirurgie ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs ou des engourdissements peuvent persister, nécessitant une évaluation post-opératoire." } }, { "@type": "Question", "name": "Comment le monitorage aide-t-il à prévenir les lésions ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Il permet de détecter les signes de stress nerveux pendant la chirurgie, permettant des ajustements." } }, { "@type": "Question", "name": "Quelles sont les meilleures pratiques pour le monitorage ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Utiliser des électrodes de qualité et former le personnel sont des pratiques essentielles." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de lésion nerveuse ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "L'âge, les antécédents de chirurgie et certaines conditions médicales augmentent le risque." } }, { "@type": "Question", "name": "Comment préparer un patient pour le monitorage ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Informer le patient sur la procédure et s'assurer qu'il n'a pas de contre-indications." } }, { "@type": "Question", "name": "Quelle est l'importance de l'équipe chirurgicale ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Une communication efficace entre l'équipe chirurgicale et le neurophysiologiste est cruciale." } }, { "@type": "Question", "name": "Comment le monitorage influence-t-il le traitement chirurgical ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Il permet d'ajuster la technique chirurgicale en temps réel pour éviter des lésions nerveuses." } }, { "@type": "Question", "name": "Quels traitements sont possibles après une lésion nerveuse ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La rééducation, la physiothérapie et parfois la chirurgie corrective peuvent être nécessaires." } }, { "@type": "Question", "name": "Le monitorage peut-il réduire le besoin de traitements ultérieurs ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, en prévenant les lésions, il peut réduire le besoin de traitements post-opératoires." } }, { "@type": "Question", "name": "Quels médicaments peuvent être utilisés après une lésion ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des analgésiques et des anti-inflammatoires sont souvent prescrits pour gérer la douleur." } }, { "@type": "Question", "name": "Comment évaluer l'efficacité du traitement post-opératoire ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des tests neurologiques et des évaluations fonctionnelles sont utilisés pour mesurer l'amélioration." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec le monitorage ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des infections, des irritations cutanées ou des réactions allergiques aux électrodes peuvent survenir." } }, { "@type": "Question", "name": "Comment gérer une complication pendant la chirurgie ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Il est essentiel d'évaluer rapidement la situation et d'ajuster la technique chirurgicale." } }, { "@type": "Question", "name": "Les complications sont-elles fréquentes ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les complications sont rares, mais leur gestion est essentielle pour la sécurité du patient." } }, { "@type": "Question", "name": "Quelles sont les conséquences d'une lésion nerveuse non détectée ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Cela peut entraîner des douleurs chroniques, une faiblesse ou des troubles fonctionnels permanents." } }, { "@type": "Question", "name": "Comment minimiser les complications ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Une préparation adéquate et un monitorage attentif pendant la chirurgie sont essentiels." } }, { "@type": "Question", "name": "Quels patients sont à risque élevé de lésions nerveuses ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les patients ayant des antécédents de chirurgie ou des maladies neurologiques sont à risque." } }, { "@type": "Question", "name": "Comment l'âge influence-t-il le risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Les patients plus âgés ont souvent une récupération nerveuse plus lente, augmentant le risque." } }, { "@type": "Question", "name": "Les maladies préexistantes augmentent-elles le risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des conditions comme le diabète ou l'arthrite peuvent augmenter le risque de lésions nerveuses." } }, { "@type": "Question", "name": "Quel rôle joue l'expérience du chirurgien ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Un chirurgien expérimenté peut réduire le risque de lésions nerveuses grâce à une technique précise." } }, { "@type": "Question", "name": "Comment le type de chirurgie affecte-t-il le risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Certaines chirurgies, comme celles de la colonne vertébrale, présentent un risque plus élevé de lésions." } } ] } ] }

Sources (10000 au total)

4D Flow Patterns and Relative Pressure Distribution in a Left Ventricle Model by Shake-the-Box and Proper Orthogonal Decomposition Analysis.

Intraventricular blood flow dynamics are associated with cardiac function. Accurate, noninvasive, and easy assessments of hemodynamic quantities (such as velocity, vortex, and pressure) could be an im... In this study, a time-resolved particle tracking method, Shake-the-Box, was applied to reconstruct the flow in a realistic left ventricle (LV) silicone model with biological valves. Based on the obtai... As a result of the Shake-the-Box algorithm, we have extracted: (i) particle positions, (ii) particle tracks, and finally, (iii) 4D velocity fields. From the latter, the temporal evolution of the 3D pr... This work demonstrated Shake-the-Box is a promising technique to accurately reconstruct the left ventricle flow field in vitro. The good spatial and temporal resolutions of the velocity measurements e...

High-Flow Nasal Cannula oxygen therapy in COVID-19: retrospective analysis of clinical outcomes - single center experience.

High-Flow Nasal Cannula (HFNC) oxygen therapy emerged as the therapy of choice in COVID-19-related pneumonia and moderate to severe acute hypoxemic respiratory failure (AHRF). HFNC oxygen therapy in C... The study included 235 COVID-19 patients with pneumonia treated with HFNC. Data extracted from medical records included demographic characteristics, comorbidities, laboratory parameters, clinical and ... The primary outcome was met in 113 (48%) of patients. The overall mortality was 70%, significantly higher in the ICU group [102 (90.2%) vs. 62 (50.1%),... High-Flow Nasal Cannula oxygen therapy is a safe type of respiratory support in patients with COVID-19 pneumonia and acute hypoxemic respiratory failure with significantly less possibility for emergen...

Mitochondrial function and coronary flow reserve improvement after autologous myoblast patch transplantation for ischaemic cardiomyopathy: a case report.

Autologous myoblast patch (AMP) transplantation has resulted in good clinical outcomes for end-stage ischaemic cardiomyopathy, but the mechanisms behind them are unclear. Herein, we report the relatio... The patient was a 73-year-old man who underwent coronary artery bypass grafting (CABG). At that time, the left ventricular ejection fraction (LVEF) was 53%, but it declined to 25% after 6 years. He wa... In this case, AMP transplantation for ICM improved cardiac function, CFR, and mitochondrial function. The mitochondrial transfer from the transplanted myoblasts to the damaged myocardium may have cont...

Association between resistance to cerebrospinal fluid flow and cardiac-induced brain tissue motion for Chiari malformation type I.

Chiari malformation type I (CMI) patients have been independently shown to have both increased resistance to cerebrospinal fluid (CSF) flow in the cervical spinal canal and greater cardiac-induced neu... Computational fluid dynamics (CFD) techniques were employed to compute integrated longitudinal impedance (ILI) as a measure of unsteady resistance to CSF flow in the cervical spinal canal in thirty-tw... The results demonstrate a positive correlation between resistance to CSF flow and the maximum displacement of the cerebellum for CMI subjects (r = 0.75, p = 6.77 × 10... This study establishes a relationship between CSF flow resistance in the cervical spinal canal and cardiac-induced brain tissue motion in the cerebellum for CMI subjects. Further research is necessary...

Low-Profile Visualized Intraluminal Support Junior Flow-Diversion Properties Used for Stabilization of a Superior Cerebellar Artery Pseudoaneurysm.

Pseudoaneurysms of the posterior circulation pose a unique management challenge. The fragile nature of the pseudoaneurysm wall presents a high risk of rupture and demands treatment. Small vasculature,... We describe a 40-year-old woman presenting with a ruptured dissecting right superior cerebellar artery pseudoaneurysm after minor trauma. Given the aneurysm's small size and morphology, it was not ame... At six-month follow-up the pseudoaneurysm was stable and the vasospasm had resolved. At this point, definitive treatment with a "FRED Jr." (Flow Re-Direction Endoluminal Device Junior) flow diverter w... Due to the unique challenges associated with ruptured pseudoaneurysms located on small-caliber vessels, the options for definitive treatment are limited. The small size of the LVIS Jr. stent and its f...

Arterial spin labelling MRI for brain tumour surveillance: do we really need cerebral blood flow maps?

Arterial spin labelling (ASL) perfusion MRI is one of the available advanced MRI techniques for brain tumour surveillance. The first aim of this study was to investigate the correlation between quanti... A consecutive cohort of patients who underwent 3-T MRI surveillance containing ASL for treated brain tumours was used. ROIs were drawn in representative parts of tumours in the ASL-CBF maps and copied... A total of 173 lesions, both enhancing and non-enhancing, measured in 115 patients (93 glioma, 16 metastasis, and 6 lymphoma) showed a very high correlation of 0.96 (95% CI: 0.88-0.99) between ASL-CBF... ASL-PWI ratios and ASL-CBF ratios showed a high correlation and comparable AUCs; therefore, quantification of ASL-CBF could be omitted in these patients. Visual classification had comparable diagnosti... This study shows that CBF quantification of ASL perfusion MRI could be omitted for brain tumour surveillance and that visual assessment provides the same diagnostic accuracy. This greatly reduces the ... • Arterial spin labelling MRI for clinical brain tumour surveillance is undervalued and underinvestigated. • Non-quantitative and quantitative arterial spin labelling assessments show high correlation...

Perioperative lung function following flow controlled ventilation for robot-assisted prostatectomies in steep trendelenburg position: an observational study.

Steep Trendelenburg position combined with capnoperitoneum can lead to pulmonary complications and prolonged affection of postoperative lung function. Changes in pulmonary function occur independent o... In 20 patients, spirometric measurements were obtained preoperatively, 40, 120, and 240 min and 1 and 5 days postoperatively. We measured MEF50/MIF50, vital capacity (VC), forced expiratory volume in ... MEF50/MIF50 ratio increased from 0.92 (CI 0.73-1.11) to 1.38 (CI 1.01-1.75, p < 0.0001) and returned to baseline within 24 h, while VC and FEV1 decreased postoperatively with a second nadir at 24 h an... Flow-controlled ventilation led to changes in lung function similar to those observed with pressure-controlled ventilation. While the ratio of MEF50/MIF50 normalized within 24 h, VC and FEV1 recovered...