Titre : Tumeurs de l'appareil digestif

Tumeurs de l'appareil digestif : Questions médicales fréquentes

Termes MeSH sélectionnés :

Randomized Controlled Trials as Topic
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un scanner abdominal ?\nQuels symptômes nécessitent un diagnostic ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Tumeurs de l'appareil digestif", "description": "Quels sont les symptômes courants des tumeurs digestives ?\nComment se manifeste une obstruction intestinale ?\nLes tumeurs peuvent-elles causer des saignements ?\nQuels signes indiquent une tumeur de l'estomac ?\nLes tumeurs peuvent-elles provoquer des troubles digestifs ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Tumeurs de l'appareil digestif", "description": "Comment prévenir les tumeurs digestives ?\nLe dépistage est-il important ?\nQuels aliments éviter pour réduire le risque ?\nLe surpoids est-il un facteur de risque ?\nFaut-il éviter l'alcool ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Tumeurs de l'appareil digestif", "description": "Quels traitements sont disponibles pour les tumeurs digestives ?\nQuand la chirurgie est-elle recommandée ?\nQuel rôle joue la chimiothérapie ?\nLa radiothérapie est-elle efficace ?\nQu'est-ce que l'immunothérapie ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Tumeurs de l'appareil digestif", "description": "Quelles sont les complications possibles des tumeurs digestives ?\nComment les tumeurs affectent-elles la nutrition ?\nLes tumeurs peuvent-elles causer des douleurs chroniques ?\nQuelles sont les conséquences des métastases ?\nLes infections sont-elles une complication ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Tumeurs de l'appareil digestif", "description": "Quels sont les principaux facteurs de risque ?\nLe tabagisme augmente-t-il le risque ?\nLes antécédents familiaux sont-ils importants ?\nL'alimentation joue-t-elle un rôle ?\nLe stress est-il un facteur de risque ?", "url": "https://questionsmedicales.fr/mesh/D004067?mesh_terms=Randomized+Controlled+Trials+as+Topic&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une tumeur digestive ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic se fait par endoscopie, imageries (IRM, scanner) et biopsie." } }, { "@type": "Question", "name": "Quels tests sanguins sont utilisés ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des marqueurs tumoraux comme le CEA et l'AFP peuvent être mesurés." } }, { "@type": "Question", "name": "Quelle est l'importance de l'endoscopie ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "L'endoscopie permet de visualiser directement les lésions et de prélever des échantillons." } }, { "@type": "Question", "name": "Quand faire un scanner abdominal ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Un scanner est recommandé pour évaluer l'extension de la tumeur et les métastases." } }, { "@type": "Question", "name": "Quels symptômes nécessitent un diagnostic ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs abdominales persistantes, des saignements ou des changements de transit." } }, { "@type": "Question", "name": "Quels sont les symptômes courants des tumeurs digestives ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent douleurs abdominales, perte de poids, nausées et vomissements." } }, { "@type": "Question", "name": "Comment se manifeste une obstruction intestinale ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Elle se manifeste par des douleurs, des vomissements et une incapacité à évacuer les selles." } }, { "@type": "Question", "name": "Les tumeurs peuvent-elles causer des saignements ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des saignements peuvent survenir dans les selles ou par voie orale selon la localisation." } }, { "@type": "Question", "name": "Quels signes indiquent une tumeur de l'estomac ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs épigastriques, des nausées, et une sensation de satiété précoce peuvent indiquer une tumeur." } }, { "@type": "Question", "name": "Les tumeurs peuvent-elles provoquer des troubles digestifs ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent entraîner des troubles comme des ballonnements, des diarrhées ou de la constipation." } }, { "@type": "Question", "name": "Comment prévenir les tumeurs digestives ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée, l'exercice régulier et l'évitement du tabac sont conseillés." } }, { "@type": "Question", "name": "Le dépistage est-il important ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le dépistage précoce peut aider à détecter les tumeurs à un stade précoce." } }, { "@type": "Question", "name": "Quels aliments éviter pour réduire le risque ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Il est conseillé de limiter les viandes transformées et les aliments riches en graisses saturées." } }, { "@type": "Question", "name": "Le surpoids est-il un facteur de risque ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'obésité est un facteur de risque pour plusieurs types de tumeurs digestives." } }, { "@type": "Question", "name": "Faut-il éviter l'alcool ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une consommation excessive d'alcool augmente le risque de cancers digestifs." } }, { "@type": "Question", "name": "Quels traitements sont disponibles pour les tumeurs digestives ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent la chirurgie, la chimiothérapie et la radiothérapie." } }, { "@type": "Question", "name": "Quand la chirurgie est-elle recommandée ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La chirurgie est souvent recommandée pour retirer la tumeur si elle est localisée." } }, { "@type": "Question", "name": "Quel rôle joue la chimiothérapie ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La chimiothérapie est utilisée pour réduire la taille des tumeurs ou traiter les métastases." } }, { "@type": "Question", "name": "La radiothérapie est-elle efficace ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut être utilisée pour traiter les tumeurs non opérables ou réduire la douleur." } }, { "@type": "Question", "name": "Qu'est-ce que l'immunothérapie ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "L'immunothérapie stimule le système immunitaire pour combattre les cellules tumorales." } }, { "@type": "Question", "name": "Quelles sont les complications possibles des tumeurs digestives ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent des saignements, des obstructions intestinales et des métastases." } }, { "@type": "Question", "name": "Comment les tumeurs affectent-elles la nutrition ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Elles peuvent provoquer des malabsorption et des carences nutritionnelles." } }, { "@type": "Question", "name": "Les tumeurs peuvent-elles causer des douleurs chroniques ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent entraîner des douleurs chroniques dues à l'invasion des tissus environnants." } }, { "@type": "Question", "name": "Quelles sont les conséquences des métastases ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Les métastases peuvent affecter d'autres organes, compliquant le traitement et le pronostic." } }, { "@type": "Question", "name": "Les infections sont-elles une complication ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les infections peuvent survenir, surtout après une chirurgie ou en cas d'immunosuppression." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'âge, les antécédents familiaux, le tabagisme et l'alimentation." } }, { "@type": "Question", "name": "Le tabagisme augmente-t-il le risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme est un facteur de risque reconnu pour plusieurs cancers digestifs." } }, { "@type": "Question", "name": "Les antécédents familiaux sont-ils importants ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de cancers digestifs augmentent le risque individuel." } }, { "@type": "Question", "name": "L'alimentation joue-t-elle un rôle ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une alimentation riche en fibres et pauvre en graisses peut réduire le risque." } }, { "@type": "Question", "name": "Le stress est-il un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Le stress n'est pas un facteur direct, mais il peut influencer des comportements à risque." } } ] } ] }

Sources (10000 au total)

PGT-A: The biology and hidden failures of randomized control trials.

Preimplantation Genetic Testing - Aneuploidy (PGT-A) for embryo selection has undergone significant advancements in the last 2 decades and yet many studies still fail to demonstrate any clinical benef... All suitable blastocysts were biopsied and analyzed for chromosome copy number. Outcomes (positive beta hCG, implantation, ongoing pregnancy, and live birth rates) for Eu-S were compared to Mo-S using... Compared to Eu-S embryos, Mo-S embryos resulted in significant reduction of outcomes for positive beta hCG (p = 0.0005), implantation (p = 0.0008), ongoing pregnancy (p = 0.0046), livebirth (p = 0.011... Embryo chromosome status is central to improved embryo transfer outcomes and sole reliance on current morphology-based selection practices, without Eu-S, will always compromise outcomes. Often overloo...

Statistical Power of Randomized Controlled Trials in Trauma Surgery.

Our purpose was to conduct a bibliometric study investigating the prevalence of underpowered randomized controlled trials (RCTs) in trauma surgery.... A medical librarian conducted a search of RCTs in trauma published from 2000 to 2021. Data extracted included study type, sample size calculation, and power analyses. Post hoc calculations were perfor... In total 187 RCTs from multiple continents and 60 journals were examined. A total of 133 (71%) were found to have "positive" findings consistent with their hypothesis. When evaluating their methods, 5... A concerningly large proportion of recently published RCTs in trauma surgery do not report a priori sample size calculations, do not meet enrollment targets, and are not adequately powered to detect e...

Assessing transparency practices in dental randomized controlled trials.

To evaluate transparency practices in randomized controlled trials (RCTs) in dentistry.... This meta-research study included RCTs in dentistry regardless of topic, methods, or level of detail reported. Only studies in English were considered. We searched PubMed for RCTs in dentistry publish... A total of 844 RCTs were included. Only 12.86% of studies reported any information about data and code sharing. Protocol registration was reported for 50.36% of RCTs. Conflict of interest (83.41%) and... Considering the importance of RCTs for evidence-based dentistry, it is crucial that everyone who participates in the scientific production and dissemination process actively and consistently promotes ...

The Fragility Index of randomized controlled trials in pediatric anesthesiology.

The P value is a widely used measure of statistical importance but has many drawbacks and limitations, one being that it does not reflect the robustness of the results of a clinical trial. The Fragili... We conducted a comprehensive systematic search of high-impact anesthesia, surgical, and medical journals from the last 25 years for trials comparing an intervention between two groups with a statistic... The median [interquartile range] FI was 3 [1-7] and correlated positively with the number of participants (r... The FI of published trials in pediatric anesthesiology is similarly low as in other medical specialties. Larger trials with more events and P values ≤ 0.01 were associated with a higher FI....

Reproducing Statistics Performed in Published Randomized Controlled Trials.

Randomized controlled trials (RCT) represent evidence at the lowest potential risk for bias. Clinicians in all specialties depend upon RCTs to guide patient care. Issues such as statistical discordanc... PubMed was searched using "randomized controlled trial." Studies were selected using a random number generator. Studies were included if the primary outcome could be reproduced using the data and stat... Overall, 572 RCTs were selected involving six specialties. Of these, 45% were positive (p<0.05) studies. Eleven (2%) published results that differed from the reproduction analysis and crossed the p=0.... Less than 5% of published RCTs reported a discordant p-value that crossed the "p=0.05" threshold. Although the occurrence is uncommon, the existence of even one RCT publishing nonreproducible results ...