Titre : Souris de lignée NOD

Souris de lignée NOD : Questions médicales fréquentes

Termes MeSH sélectionnés :

Colonic Polyps
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l'hyperglycémie prolongée ?\nComment prévenir les complications chez les souris NOD ?", "url": "https://questionsmedicales.fr/mesh/D016688?mesh_terms=Colonic+Polyps&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Souris de lignée NOD", "description": "Quels sont les facteurs génétiques de risque chez les souris NOD ?\nL'alimentation influence-t-elle le risque de diabète ?\nLe stress environnemental est-il un facteur de risque ?\nLes infections jouent-elles un rôle dans le diabète ?\nL'âge est-il un facteur de risque pour les souris NOD ?", "url": "https://questionsmedicales.fr/mesh/D016688?mesh_terms=Colonic+Polyps&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer le diabète chez les souris NOD ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic se fait par mesure de la glycémie et évaluation des symptômes cliniques." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour évaluer l'auto-immunité ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests sérologiques pour détecter les anticorps anti-insulines sont utilisés." } }, { "@type": "Question", "name": "Quels signes cliniques indiquent un diabète chez les souris NOD ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent polyurie, polydipsie et perte de poids significative." } }, { "@type": "Question", "name": "À quel âge les souris NOD développent-elles le diabète ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Le diabète se développe généralement entre 3 et 5 mois chez les souris NOD." } }, { "@type": "Question", "name": "Comment évaluer la fonction pancréatique chez les souris NOD ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "On utilise des tests de tolérance au glucose pour évaluer la fonction pancréatique." } }, { "@type": "Question", "name": "Quels sont les symptômes du diabète chez les souris NOD ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent hyperglycémie, perte de poids, et léthargie." } }, { "@type": "Question", "name": "Comment reconnaître la polydipsie chez les souris NOD ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "La polydipsie se manifeste par une consommation excessive d'eau et une soif accrue." } }, { "@type": "Question", "name": "Les souris NOD montrent-elles des signes de neuropathie ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent développer des signes de neuropathie diabétique, comme des troubles moteurs." } }, { "@type": "Question", "name": "Quels changements comportementaux sont observés ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Les souris peuvent devenir moins actives et montrer des signes de dépression." } }, { "@type": "Question", "name": "Les souris NOD présentent-elles des complications oculaires ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent développer des cataractes et d'autres complications oculaires liées au diabète." } }, { "@type": "Question", "name": "Peut-on prévenir le diabète chez les souris NOD ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Des interventions précoces, comme des modifications alimentaires, peuvent réduire le risque." } }, { "@type": "Question", "name": "Quel rôle joue l'environnement dans la prévention ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Un environnement contrôlé peut diminuer le stress et l'incidence du diabète." } }, { "@type": "Question", "name": "Les interventions immunologiques sont-elles efficaces ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent moduler la réponse immunitaire et retarder l'apparition du diabète." } }, { "@type": "Question", "name": "Comment le suivi génétique aide-t-il à la prévention ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Le suivi génétique permet d'identifier les souris à risque et d'adapter les soins." } }, { "@type": "Question", "name": "Les vaccins peuvent-ils prévenir le diabète ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Des recherches sont en cours sur les vaccins pour prévenir le diabète auto-immun." } }, { "@type": "Question", "name": "Quels traitements sont utilisés pour les souris NOD diabétiques ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "L'insuline et les médicaments antidiabétiques oraux sont couramment utilisés." } }, { "@type": "Question", "name": "Comment l'alimentation influence-t-elle le diabète chez les souris NOD ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation contrôlée peut aider à gérer la glycémie et prévenir les complications." } }, { "@type": "Question", "name": "Les traitements immunosuppresseurs sont-ils efficaces ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent réduire l'auto-immunité et améliorer la fonction pancréatique." } }, { "@type": "Question", "name": "Comment la thérapie génique est-elle utilisée ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La thérapie génique vise à corriger les défauts immunitaires et à restaurer la fonction pancréatique." } }, { "@type": "Question", "name": "Quels sont les effets des traitements à long terme ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements à long terme peuvent améliorer la qualité de vie mais nécessitent un suivi régulier." } }, { "@type": "Question", "name": "Quelles sont les complications courantes du diabète chez les souris NOD ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la neuropathie, la néphropathie et les maladies cardiovasculaires." } }, { "@type": "Question", "name": "Comment le diabète affecte-t-il les reins des souris NOD ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Le diabète peut entraîner une néphropathie diabétique, affectant la fonction rénale." } }, { "@type": "Question", "name": "Les souris NOD développent-elles des maladies cardiovasculaires ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles sont à risque accru de maladies cardiovasculaires en raison de l'hyperglycémie." } }, { "@type": "Question", "name": "Quels sont les effets de l'hyperglycémie prolongée ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "L'hyperglycémie prolongée peut causer des dommages aux organes et des complications graves." } }, { "@type": "Question", "name": "Comment prévenir les complications chez les souris NOD ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Un contrôle glycémique rigoureux et des soins vétérinaires réguliers aident à prévenir les complications." } }, { "@type": "Question", "name": "Quels sont les facteurs génétiques de risque chez les souris NOD ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les souris NOD présentent des prédispositions génétiques à développer le diabète." } }, { "@type": "Question", "name": "L'alimentation influence-t-elle le risque de diabète ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une alimentation riche en glucides peut augmenter le risque de diabète chez les souris." } }, { "@type": "Question", "name": "Le stress environnemental est-il un facteur de risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress peut exacerber les réponses immunitaires et augmenter le risque de diabète." } }, { "@type": "Question", "name": "Les infections jouent-elles un rôle dans le diabète ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Certaines infections peuvent déclencher des réponses auto-immunes, augmentant le risque." } }, { "@type": "Question", "name": "L'âge est-il un facteur de risque pour les souris NOD ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le risque de diabète augmente avec l'âge chez les souris NOD, généralement après 3 mois." } } ] } ] }

Sources (7585 au total)

Causal Relationships between Polyunsaturated Fatty Acids and Colon Polyps: A Two-Sample Mendelian Randomization Study.

Epidemiological studies have shown that fatty acids, especially polyunsaturated fatty acids (PUFAs), influence colorectal carcinogenesis. Colon polyps, particularly those identified as precancerous, a... Single nucleotide polymorphisms correlating with PUFAs and colon polyps were derived from extensive genome-wide association studies, encompassing a discovery cohort of 135,006 samples and a correspond... A thorough analysis was performed to examine the causal effects of PUFAs on the development of colon polyps. The findings indicated that levels of Omega-3 fatty acids (OR = 1.0014, 95% CI 1.0004-1.002... This study has uncovered a possible adverse effect of PUFAs, notably Omega-3, on the formation of colon polyps. Elevated Omega-3 levels were correlated with a heightened risk of colon polyps....

New Model to Predict Recurrence After Endoscopic Mucosal Resection of Non-pedunculated Colonic Polyps ≥ 20 mm.

Polyp recurrence is common after endoscopic mucosal resection (EMR) of non-pedunculated colonic polyps ≥ 20 mm. Two models haven been published for polyp recurrence prediction: Sydney EMR recurrence t... Retrospective cohort study of patients with non-pedunculated polyps ≥ 20 mm that underwent EMR between 1/1/2012 and 6/30/2020. Univariate and multivariate analysis were performed to identify predictor... A total of 461 polyps from 461 unique patients were included for analysis. The average polyp size was 29.1 ± 12.4 mm. Recurrence rate at first or second surveillance colonoscopy was 29.0% at a 15.6 mo... SERT score and mSMSA have poor external validity to predict polyp recurrence after EMR of non-pedunculated polyps > 20 mm. Our new model is simpler and performs better in this multiethnic, non-referra...

Evolution of endoscopic mucosal resection (EMR) technique and the reduced recurrence of large colonic polyps from 2012 to 2020.

Endoscopic mucosal resection (EMR) is an effective method for removing non-pedunculated polyps ≥ 20 mm. We aimed to examine changes in EMR techniques over a 9-year period and evaluate frequency of his... We identified patients who underwent EMR of non-pedunculated polyps ≥ 20 mm at a safety net and the Veteran's Affairs (VA) hospital in Houston, Texas between 2012 and 2020. Odds ratios (ORs) and 95% c... 461 unique patients were included. The histologic-confirmed recurrence was 29.0% at 15.6 months median follow up (IQR 12.3 - 17.4). Polyps removed between 2018 and 2020 had a 0.43 decreased odds of re... Histologic-confirmed recurrence after EMR for non-pedunculated polyps ≥ 20 mm decreased over the seven year-period. Saline was associated with a higher risk of recurrence and the use of more viscous a...

Prophylactic clipping using the over-the-scope clip (OTSC) system after complex ESD and EMR of large colon polyps.

Delayed bleeding is the most frequent complication after endoscopic submucosal dissection (ESD) and endoscopic mucosal resection (EMR) of large colon polyps. Today, prophylactic clipping with through-... This is a retrospective analysis of a prospective collected database from 2009 until 2021 of three endoscopic centers. Patients with large (≥ 20 mm) colon polyps were enrolled. All polyps were removed... A total of 75 patients underwent ESD (67%, 50/75) or EMR (33%, 25/75) in the colorectum. The mean resected specimen diameter was 57 mm ± 24.1 (range 22-98 mm). The mean number of OTSCs placed on the m... The prophylactic partial closure of large post-ESD/EMR mucosal defects using OTSCs could serve as an effective strategy to reduce the risk of delayed bleeding and perforation. The prophylactic partial...

Risk of colorectal neoplasia according to histologic disease activity in patients with inflammatory bowel disease and colonic post-inflammatory polyps.

While post-inflammatory polyps (PIPs) have historically been a risk factor for colorectal neoplasia (CRN), histologic activity may explain this association. We aimed to assess the impact of histologic... Patients with PIPs on surveillance colonoscopy at Saint-Antoine hospital between 1 January 1996 and 31 December 2020 were included and subsequent colonoscopies were assessed. Histologic IBD activity w... A total of 173 patients with at least two surveillance colonoscopies with PIPs at index colonoscopy were compared to a similar group of 252 patients without PIPs. In survival analysis, the presence or... After controlling for histologic activity, PIPs do not increase the risk of CRN in IBD patients. Histologic activity rather than PIPs should be considered in the risk assessment of CRN....

Computer-aided automated diminutive colonic polyp detection in colonoscopy by using deep machine learning system; first indigenous algorithm developed in India.

Colonic polyps can be detected and resected during a colonoscopy before cancer development. However, about 1/4th of the polyps could be missed due to their small size, location or human errors. An art... We trained a masked region-based convolutional neural network model to detect and localize colonic polyps. Three independent datasets of colonoscopy videos comprising 1,039 image frames were used and ... The AI system achieved a mean average precision (equivalent to specificity) of 88.63% for automatic polyp detection. All polyps in the testing were identified by AI, i.e., no false-negative result in ... This AI system, when applied to real-life colonoscopy images, having wide variations in bowel preparation and small polyp size, can detect colonic polyps with a high degree of accuracy....