Titre : Science des ultrasons

Science des ultrasons : Questions médicales fréquentes

Termes MeSH sélectionnés :

Computer Systems
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ultrasons", "description": "Comment les ultrasons sont-ils utilisés en diagnostic ?\nQuels types d'examens utilisent les ultrasons ?\nLes ultrasons peuvent-ils détecter des tumeurs ?\nLes ultrasons sont-ils sûrs pour les femmes enceintes ?\nPeut-on utiliser les ultrasons pour évaluer le cœur ?", "url": "https://questionsmedicales.fr/mesh/D014465?mesh_terms=Computer+Systems&page=999#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Science des ultrasons", "description": "Quels symptômes peuvent nécessiter un examen par ultrasons ?\nLes ultrasons peuvent-ils aider à diagnostiquer des infections ?\nQuels signes indiquent une échographie abdominale ?\nLes ultrasons peuvent-ils détecter des anomalies vasculaires ?\nQuels symptômes cardiaques peuvent nécessiter une échocardiographie ?", "url": "https://questionsmedicales.fr/mesh/D014465?mesh_terms=Computer+Systems&page=999#section-symptômes" }, { "@type": "MedicalWebPage", "name": 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ont-elles besoin d'échographies fréquentes ?\nLes personnes avec des maladies cardiovasculaires doivent-elles faire des échographies ?", "url": "https://questionsmedicales.fr/mesh/D014465?mesh_terms=Computer+Systems&page=999#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment les ultrasons sont-ils utilisés en diagnostic ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Les ultrasons permettent de visualiser les organes internes et détecter des anomalies." } }, { "@type": "Question", "name": "Quels types d'examens utilisent les ultrasons ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les échographies abdominales, cardiaques et obstétricales sont courantes." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils détecter des tumeurs ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils aident à localiser et évaluer la taille des tumeurs dans divers organes." } }, { "@type": "Question", "name": "Les ultrasons sont-ils sûrs pour les femmes enceintes ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les ultrasons sont considérés comme sûrs et non invasifs pendant la grossesse." } }, { "@type": "Question", "name": "Peut-on utiliser les ultrasons pour évaluer le cœur ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'échocardiographie utilise des ultrasons pour examiner la fonction cardiaque." } }, { "@type": "Question", "name": "Quels symptômes peuvent nécessiter un examen par ultrasons ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs abdominales, des masses palpables ou des anomalies détectées à l'examen." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils aider à diagnostiquer des infections ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent montrer des abcès ou des inflammations dans les tissus." } }, { "@type": "Question", "name": "Quels signes indiquent une échographie abdominale ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme des nausées, vomissements ou jaunisse peuvent le justifier." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils détecter des anomalies vasculaires ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'échographie Doppler évalue la circulation sanguine et les anomalies vasculaires." } }, { "@type": "Question", "name": "Quels symptômes cardiaques peuvent nécessiter une échocardiographie ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des palpitations, essoufflement ou douleurs thoraciques peuvent justifier cet examen." } }, { "@type": "Question", "name": "Comment les ultrasons aident-ils à la prévention des maladies ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Ils permettent un dépistage précoce des maladies, comme les cancers ou les maladies cardiaques." } }, { "@type": "Question", "name": "Les échographies peuvent-elles prévenir des complications pendant la grossesse ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles surveillent le développement du fœtus et détectent des anomalies précoces." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils aider à prévenir les maladies cardiovasculaires ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils évaluent les risques et détectent les problèmes cardiaques avant qu'ils ne s'aggravent." } }, { "@type": "Question", "name": "Comment les ultrasons contribuent-ils à la santé des femmes ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Ils permettent de surveiller la santé reproductive et de détecter des anomalies gynécologiques." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils aider à prévenir des infections ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent détecter des abcès ou des inflammations avant qu'elles ne s'aggravent." } }, { "@type": "Question", "name": "Les ultrasons sont-ils utilisés en thérapie ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils sont utilisés pour traiter des douleurs, des lésions et des calculs rénaux." } }, { "@type": "Question", "name": "Comment les ultrasons aident-ils à traiter les calculs rénaux ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La lithotripsie par ultrasons brise les calculs en petits morceaux pour faciliter l'élimination." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils aider à la cicatrisation des blessures ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils stimulent la circulation sanguine et favorisent la régénération des tissus." } }, { "@type": "Question", "name": "Peut-on utiliser les ultrasons pour traiter des douleurs articulaires ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la thérapie par ultrasons peut réduire la douleur et l'inflammation dans les articulations." } }, { "@type": "Question", "name": "Les ultrasons sont-ils efficaces pour traiter les tumeurs ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent être utilisés pour détruire certaines tumeurs par ablation ciblée." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec les ultrasons ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications sont rares, mais peuvent inclure des réactions allergiques aux gels utilisés." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils causer des douleurs ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Généralement non, mais une pression excessive peut provoquer un léger inconfort." } }, { "@type": "Question", "name": "Y a-t-il des risques liés à l'échographie pendant la grossesse ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les échographies sont considérées comme sûres, mais doivent être effectuées par des professionnels." } }, { "@type": "Question", "name": "Les ultrasons peuvent-ils endommager les tissus ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "À des niveaux normaux, ils ne causent pas de dommages, mais une exposition excessive est à éviter." } }, { "@type": "Question", "name": "Quelles sont les complications possibles de la lithotripsie par ultrasons ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Des saignements ou des infections peuvent survenir après le traitement des calculs rénaux." } }, { "@type": "Question", "name": "Quels facteurs augmentent le besoin d'échographies ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Antécédents familiaux de maladies, symptômes persistants ou grossesse à risque." } }, { "@type": "Question", "name": "Les personnes âgées ont-elles besoin de plus d'échographies ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles sont plus susceptibles de développer des maladies nécessitant un suivi par ultrasons." } }, { "@type": "Question", "name": "Les antécédents de cancer augmentent-ils le besoin d'échographies ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un suivi régulier par ultrasons est souvent recommandé pour détecter des récidives." } }, { "@type": "Question", "name": "Les femmes enceintes à risque ont-elles besoin d'échographies fréquentes ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles nécessitent un suivi plus étroit pour surveiller le développement du fœtus." } }, { "@type": "Question", "name": "Les personnes avec des maladies cardiovasculaires doivent-elles faire des échographies ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent nécessiter des échographies régulières pour surveiller leur état cardiaque." } } ] } ] }

Sources (10000 au total)

Comparison of Computer-Assisted Navigation and 3D Printed Patient-Specific Template for the Iliosacral Screw Placement.

Iliosacral screw insertion by computer-assisted navigation gradually became the main technique in some hospitals, but the expensive price limited the extensive application. But other techniques such a... Total of 58 patients from September 2017 to September 2021 with sacral injury were treated operatively with percutaneous screw technique, which was selected for this retrospective analysis and divided... Operation time in template group was less (33.97 ± 16.61 < 60.31 ± 11.46 min, p < 0.01), but the preoperative preparation time was more (6.35 ± 1.60 > 5.41 ± 1.58, p < 0.05). The quality of reduction ... Both of the two techniques could improve surgical efficiency, the operation time in template was less than computer-assisted navigation group, but the preoperative preparation time was more....

Computational fluid dynamics as supporting technology for coronary artery disease diagnosis and treatment: an international survey.

Computational fluid dynamics (CFD) is emerging as an effective technology able to improve procedural outcomes and enhance clinical decision-making in patients with coronary artery disease (CAD). The p... We realized a 20-questions international, anonymous, cross-sectional survey to cardiologists to test their knowledge and confidence on CFD as a technology applied to patients suffering from CAD. Respo... A total of 466 interventional cardiologists (mean age 48.4 ± 8.3 years, males 362), from 42 different countries completed the survey, for a response rate of 45.9%. Of these, 66.6% declared to be famil... Interventional cardiologists reported to be profoundly interested in adopting CFD simulations as a technology supporting decision making in the treatment of CAD in daily practice....

Research hotspots and trends of brain-computer interface technology in stroke: a bibliometric study and visualization analysis.

The incidence and mortality rates of stroke are escalating due to the growing aging population, which presents a significant hazard to human health. In the realm of stroke, brain-computer interface (B... This study utilized the Science Citation Index Expanded (SCI-Expanded) within the Web of Science Core Collection (WoSCC) database as the data source, selecting relevant literature published between 20... This study encompasses a total of 693 relevant literature, which were published by 2,556 scholars from 975 institutions across 53 countries/regions and have been collected by 185 journals. In the past... This study comprehensively and visually presents the extensive and in-depth literature resources of BCI technology in stroke research in the form of knowledge maps, which facilitates scholars to gain ...

Evaluation of Eustachian tube dimensions by temporal bone computed tomography in patients with chronic otitis media.

To clarify the relationship between Eustachian tube dimensions and chronic otitis media aetiology using temporal bone computed tomography.... The data of 231 adults who had undergone surgery for unilateral chronic otitis media were reviewed retrospectively. Diseased and healthy ears were enrolled in groups 1 and 2, respectively. Group 1A in... The Eustachian tube was shorter, narrower and located more horizontally in ears with chronic otitis media. No significant difference was found between groups 1A and 1B.... Eustachian tube dimensions are closely related to chronic otitis media aetiopathology, but are not related to cholesteatoma development....

Ceusia-Breast: computer-aided diagnosis with contrast enhanced ultrasound image analysis for breast lesions.

In recent years, contrast-enhanced ultrasonography (CEUS) has been used for various applications in breast diagnosis. The superiority of CEUS over conventional B-mode imaging in the ultrasound diagnos... The proposed method extracts spatial and temporal features from CEUS videos and breast tumors are classified as benign or malignant using linear support vector machines (SVM) with combination of selec... The experimental results on 119 subjects show that the area under the receiver operating curve, accuracy, precision, and recall are 0.893, 0.816, 0.841 and 0.920, respectively. The classification perf... The experimental results show a significant improvement in classification performance compared to conventional classification methods using only B-mode images. We also confirm that the selected featur...