Titre : Lactames macrocycliques

Lactames macrocycliques : Questions médicales fréquentes

Termes MeSH sélectionnés :

Lactulose
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lactames macrocycliques ?\nQuels symptômes indiquent une infection nécessitant des lactames ?\nComment évaluer l'efficacité des lactames macrocycliques ?\nQuels examens d'imagerie sont utiles ?", "url": "https://questionsmedicales.fr/mesh/D047029?mesh_terms=Lactulose&page=10#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Lactames macrocycliques", "description": "Quels sont les symptômes d'une infection bactérienne ?\nLes lactames provoquent-ils des effets secondaires ?\nComment reconnaître une réaction allergique ?\nQuels signes d'infection nécessitent une attention médicale ?\nLes lactames macrocycliques affectent-ils le système digestif ?", "url": "https://questionsmedicales.fr/mesh/D047029?mesh_terms=Lactulose&page=10#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Lactames macrocycliques", "description": "Comment prévenir les infections bactériennes ?\nLes lactames 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"Answer", "text": "Le diagnostic repose sur des cultures bactériennes et des tests de sensibilité." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour les lactames macrocycliques ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de sensibilité aux antibiotiques sont effectués pour évaluer l'efficacité." } }, { "@type": "Question", "name": "Quels symptômes indiquent une infection nécessitant des lactames ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Fièvre, douleur, inflammation et signes d'infection localisée peuvent indiquer une infection." } }, { "@type": "Question", "name": "Comment évaluer l'efficacité des lactames macrocycliques ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'efficacité est évaluée par l'amélioration clinique et la réduction des cultures positives." } }, { "@type": "Question", "name": "Quels examens d'imagerie sont utiles ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des radiographies ou IRM peuvent être utilisées pour évaluer des infections profondes." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une infection bactérienne ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Fièvre, frissons, douleur, rougeur et gonflement au site d'infection sont fréquents." } }, { "@type": "Question", "name": "Les lactames provoquent-ils des effets secondaires ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des effets secondaires comme des éruptions cutanées ou des troubles gastro-intestinaux peuvent survenir." } }, { "@type": "Question", "name": "Comment reconnaître une réaction allergique ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des démangeaisons, un gonflement ou des difficultés respiratoires peuvent indiquer une allergie." } }, { "@type": "Question", "name": "Quels signes d'infection nécessitent une attention médicale ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Une fièvre élevée persistante ou des douleurs intenses doivent être évaluées par un médecin." } }, { "@type": "Question", "name": "Les lactames macrocycliques affectent-ils le système digestif ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent causer des nausées, vomissements ou diarrhées chez certains patients." } }, { "@type": "Question", "name": "Comment prévenir les infections bactériennes ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une bonne hygiène, des vaccinations et un usage prudent des antibiotiques aident à prévenir." } }, { "@type": "Question", "name": "Les lactames macrocycliques sont-ils utilisés en prophylaxie ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent être utilisés en prophylaxie pour prévenir des infections post-chirurgicales." } }, { "@type": "Question", "name": "Quelles mesures d'hygiène sont recommandées ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Se laver les mains régulièrement et éviter le contact avec des personnes malades sont essentiels." } }, { "@type": "Question", "name": "Les vaccinations aident-elles contre les infections ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines vaccinations peuvent réduire le risque d'infections bactériennes spécifiques." } }, { "@type": "Question", "name": "Comment éviter la résistance aux antibiotiques ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Utiliser les antibiotiques uniquement lorsque nécessaire et suivre les prescriptions médicales." } }, { "@type": "Question", "name": "Comment les lactames macrocycliques sont-ils administrés ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent être administrés par voie intraveineuse ou orale, selon l'infection." } }, { "@type": "Question", "name": "Quel est le mécanisme d'action des lactames ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Ils inhibent la synthèse de la paroi cellulaire bactérienne, entraînant la mort des bactéries." } }, { "@type": "Question", "name": "Combien de temps dure un traitement typique ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La durée du traitement varie, mais elle est généralement de 7 à 14 jours selon l'infection." } }, { "@type": "Question", "name": "Quels antibiotiques sont des lactames macrocycliques ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des exemples incluent la méropénème et l'imipénème, utilisés pour des infections graves." } }, { "@type": "Question", "name": "Comment gérer les effets secondaires des lactames ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Il est important de signaler tout effet indésirable au médecin pour ajuster le traitement." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec les lactames ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des réactions allergiques graves ou des infections secondaires peuvent survenir." } }, { "@type": "Question", "name": "Comment gérer une surinfection ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Une évaluation médicale est nécessaire pour ajuster le traitement et cibler la nouvelle infection." } }, { "@type": "Question", "name": "Les lactames peuvent-ils causer des troubles rénaux ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains lactames peuvent affecter la fonction rénale, nécessitant une surveillance." } }, { "@type": "Question", "name": "Quels sont les signes d'une réaction sévère ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme des difficultés respiratoires ou un gonflement du visage nécessitent une urgence." } }, { "@type": "Question", "name": "Les lactames macrocycliques peuvent-ils interagir avec d'autres médicaments ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent interagir avec d'autres médicaments, il est donc important d'informer le médecin." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque d'infection ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'immunodépression, le diabète et les interventions chirurgicales augmentent le risque." } }, { "@type": "Question", "name": "Les antécédents d'allergies influencent-ils le traitement ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents d'allergies aux antibiotiques peuvent limiter les options de traitement." } }, { "@type": "Question", "name": "Le mode de vie affecte-t-il le risque d'infection ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un mode de vie sédentaire et une mauvaise alimentation peuvent augmenter le risque." } }, { "@type": "Question", "name": "Les personnes âgées sont-elles plus à risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées ont un système immunitaire affaibli, les rendant plus vulnérables." } }, { "@type": "Question", "name": "Les voyages augmentent-ils le risque d'infections ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les voyages peuvent exposer à des agents pathogènes inconnus, augmentant le risque d'infection." } } ] } ] }

Sources (96 au total)

Cinnamaldehyde/lactulose combination therapy alleviates thioacetamide-induced hepatic encephalopathy via targeting P2X7R-mediated NLRP3 inflammasome signaling.

Cinnamaldehyde (CA), the main active constituent of cinnamon oil, is reported to have neuroprotective effects. However, the potential benefits of CA for brain protection in hepatic encephalopathy (HE)... For induction of HE, TAA (200 mg/kg) was intraperitoneally administered for 1 week at alternative days. CA, Lac and Lac+CA were administered for 14 days prior to and for further 7 days together with T... CA, Lac and Lac+CA combination effectively attenuated TAA-induced HE; as indicated by the improvement in behavioral tests, mitigation of pathological abnormalities in both liver and brain, the signifi... Our study has demonstrated that CA in combination with Lac possesses a superior neuroprotective effect over Lac alone against TAA-induced HE by attenuation of P2X7R/NLRP3 mediated neuroinflammation an...

The prevalence of small intestine bacterial overgrowth in irritable bowel syndrome is much higher with lactulose than glucose breath test: results of a retrospective monocentric study.

Glucose (GBT) and lactulose (LBT) breath tests have been recommended for the diagnosis of small intestinal bacterial overgrowth (SIBO). LBT may yield a higher prevalence of SIBO diagnosis, because of ... Among a cohort of 995 patients who underwent GBT or LBT, 287 with typical IBS according to Rome IV criteria, without past digestive surgery or significant medical comorbidities, were included.... 155 IBS patients underwent GBT, and 132 LBT (71% women, mean age 45±15, mean BMI: 22.6±4.3 kg/m... LBT is very frequently positive in IBS patients, as compared to GBT. The 2 tests are thus not interchangeable for the diagnosis of SIBO. Furthermore, the positivity of both tests was not correlated wi...

Mechanisms underlying the laxative effect of lactulose: A randomized placebo-controlled trial showing increased small bowel water and motility unaltered by the 5-HT

Lactulose is a laxative which accelerates transit and softens stool. Our aim was to investigate its mechanism of action and use this model of diarrhea to investigate the anti-diarrheal actions of onda... A double-blind, randomized, placebo-controlled crossover study of the effect of ondansetron 8 mg in 16 healthy volunteers. Serial MRI scans were performed fasted and 6 h after a meal. Participants the... Lactulose increased area under the curve (AUC) of SBWC from 0 to 240 min, mean difference 14.2 L · min (95% CI 4.1, 24.3), p = 0.009, and substantially increased small bowel motility after 4 h (mean (... Lactulose increases SBWC and stimulates small bowel motility; however, unexpectedly it did not significantly alter colonic water content, suggesting its laxative effect is not osmotic but due to stimu...