Titre : Science des ultrasons

Science des ultrasons : Questions médicales fréquentes

Termes MeSH sélectionnés :

Early Detection of Cancer
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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=Early+Detection+of+Cancer&page=10#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=Early+Detection+of+Cancer&page=10#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Science des ultrasons", "description": 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"https://questionsmedicales.fr/mesh/D014465?mesh_terms=Early+Detection+of+Cancer&page=10#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Science des ultrasons", "description": "Quelles complications peuvent survenir avec les ultrasons ?\nLes ultrasons peuvent-ils causer des douleurs ?\nY a-t-il des risques liés à l'échographie pendant la grossesse ?\nLes ultrasons peuvent-ils endommager les tissus ?\nQuelles sont les complications possibles de la lithotripsie par ultrasons ?", "url": "https://questionsmedicales.fr/mesh/D014465?mesh_terms=Early+Detection+of+Cancer&page=10#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Science des ultrasons", "description": "Quels facteurs augmentent le besoin d'échographies ?\nLes personnes âgées ont-elles besoin de plus d'échographies ?\nLes antécédents de cancer augmentent-ils le besoin d'échographies ?\nLes femmes enceintes à risque 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=Early+Detection+of+Cancer&page=10#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)

Combined SEPT9 and BMP3 methylation in plasma for colorectal cancer early detection and screening in a Brazilian population.

Colorectal cancer (CRC) screening can help to reduce its incidence and mortality. Noninvasive strategies, such as plasma analysis of epigenetic alterations, can constitute important biomarkers of CRC ... This study aimed to evaluate the plasma methylation status of SEPT9 and BMP3 promoters as biomarkers for detection of CRC and its precursor lesions in a Brazilian population.... Plasma samples from 262 participants of the CRC screening program of Barretos Cancer Hospital who had a positive fecal occult blood test and underwent colonoscopy and cancer patients were analyzed. Pa... Among the 262 participants, 38 were diagnosed with CRC, 46 with advanced adenomas 119 with nonadvanced adenomas, three with sessile serrated lesions, and 13 with hyperplastic polyps. In 43 participant... The present study suggests that a combination of SEPT9 and BMP3 plasma methylation, along with age over 60 years, showed the highest performance in detecting CRC in a Brazilian population. These nonin...

Detection of early-stage lung cancer in sputum using automated flow cytometry and machine learning.

Low-dose spiral computed tomography (LDCT) may not lead to a clear treatment path when small to intermediate-sized lung nodules are identified. We have combined flow cytometry and machine learning to ... Single cell suspensions prepared from induced sputum samples collected over three consecutive days were labeled with a viability dye to exclude dead cells, antibodies to distinguish cell types, and a ... Automated analysis combined with machine learning resulted in a predictive model that achieved an area under the ROC curve (AUC) of 0.89 (95% CI 0.83-0.89). The sensitivity and specificity were 82% an... CyPath Lung correctly classifies samples as cancer or non-cancer with high accuracy, including from participants at different disease stages and with nodules < 20 mm in diameter. This test is intended...

Early Detection of Prostate Cancer: AUA/SUO Guideline Part II: Considerations for a Prostate Biopsy.

The summary presented herein covers recommendations on the early detection of prostate cancer and provides a framework to facilitate clinical decision-making in the implementation of prostate cancer s... The systematic review utilized to inform this guideline was conducted by an independent methodological consultant. The systematic review was based on searches in Ovid MEDLINE and Embase and Cochrane D... The Early Detection of Prostate Cancer Panel developed evidence- and consensus-based guideline statements to provide guidance in prostate cancer screening, initial and repeat biopsies, and biopsy tech... The evaluation of prostate cancer risk should be focused on the detection of clinically significant prostate cancer (Grade Group 2 or higher [GG2+]). The use of laboratory biomarkers, prostate MRI, an...

Identification and validation of methylated PENK gene for early detection of bladder cancer using urine DNA.

Early detection of bladder cancer (BCa) offers patients a favorable outcome and avoids the need for cystectomy. Development of an accurate and sensitive noninvasive BCa diagnostic test is imperative. ... CpG methylation microarray analysis was conducted on primary tumors with varying stages (T1-T4) and paired nontumor tissues from nine BCa patients. Bisulfite-pyrosequencing was performed to confirm th... CpG methylation microarray analysis and stepwise validation by bisulfite-pyrosequencing for tissues and urine sediments supported aberrant methylation sites of the PENK gene as potential biomarkers fo... In this study, we analyzed the comprehensive patterns of DNA methylation identified that PENK methylation possesses a high potential as a biomarker for urine-based early detection of BCa. Validation o...

Development of a Serum-Based MicroRNA Signature for Early Detection of Pancreatic Cancer: A Multicenter Cohort Study.

A grim prognosis of pancreatic cancer (PCa) was attributed to the difficulty in early diagnosis of the disease.... Identifying novel biomarkers for early detection of PCa is thus urgent to improve the overall survival rates of patients.... The study was performed firstly by identification of candidate microRNAs (miRNAs) in formalin-fixed, paraffin-embedded tissues using microarray profiles, and followed by validation in a serum-based co... We identified 27 miRNAs expressed differentially in PCa tissues as compared to the benign. Of which, the top-four was selected as a panel whose diagnostic efficacy was fully assessed in the serum spec... A panel of four serum miRNAs was developed showing remarkably discriminative ability of early stage PCa from either healthy controls or other pancreatic diseases, suggesting it may be developed as a n...

Methylation signatures as biomarkers for non-invasive early detection of breast cancer: A systematic review of the literature.

Early detection of breast cancer would help alleviate the burden of treatment for early-stage breast cancer and help patient prognosis. There is currently no established gene panel that utilizes the p... Following the PRISMA-ScR method, Pubmed and Google Scholar was searched for publications related to methylation biomarkers in breast cancer over a five-year period. Eligible publications were mined fo... Literature search identified 112 studies of which based on eligibility criteria, 13 studies were included. 28 potential methylation gene targets were identified, of which 23 were methylated at the pro... Our evaluation shows that at minimum APC, RASSFI, and FOXA1 genes would be a promising set of genes to start with for the early detection of breast cancer, based on the sensitivity and specificity out...

Oral cancer awareness campaign in Northern Germany: successful steps to raise awareness for early detection.

Oral cancer is an underestimated health problem, and its existence and the relevant prevention measures are not sufficiently known by the general population. The project thus aimed to develop, impleme... For each level, a campaign concept was developed and documented in terms of content and timing. The identified target group was elderly educationally disadvantaged male citizens ≥ 50 years. The evalua... The campaign was carried out from April 2012 to December 2014. The issue of awareness within the target group was significantly increased. Media coverage showed that regional media adopted the topic o... The development of the campaign concept with a comprehensive evaluation showed that the target group was successfully reached. The campaign was adapted to the required target group and specific condit...