Titre : Oxystérols

Oxystérols : Questions médicales fréquentes

Termes MeSH sélectionnés :

Methicillin-Resistant Staphylococcus aureus
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6, "name": "Oxystérols", "item": "https://questionsmedicales.fr/mesh/D000072376" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Oxystérols - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Oxystérols", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-17", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Oxystérols", "description": "Comment diagnostiquer une dysfonction liée aux oxystérols ?\nQuels tests sont utilisés pour mesurer les oxystérols ?\nLes symptômes peuvent-ils indiquer un excès d'oxystérols ?\nY a-t-il des biomarqueurs pour les oxystérols ?\nComment les oxystérols sont-ils liés aux maladies cardiovasculaires ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Oxystérols", "description": "Quels sont les symptômes d'une accumulation d'oxystérols ?\nLes oxystérols peuvent-ils affecter le système nerveux ?\nY a-t-il des signes cutanés liés aux oxystérols ?\nComment les oxystérols influencent-ils le métabolisme ?\nPeut-on ressentir des douleurs musculaires avec des oxystérols élevés ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Oxystérols", "description": "Comment prévenir les troubles liés aux oxystérols ?\nLe contrôle du poids aide-t-il à prévenir les problèmes d'oxystérols ?\nLes examens réguliers sont-ils importants pour les oxystérols ?\nL'exercice physique influence-t-il les niveaux d'oxystérols ?\nLes habitudes alimentaires peuvent-elles prévenir les troubles d'oxystérols ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Oxystérols", "description": "Quels traitements existent pour les troubles liés aux oxystérols ?\nLes statines sont-elles efficaces contre les oxystérols ?\nY a-t-il des thérapies ciblées pour les oxystérols ?\nComment la diététique aide-t-elle à gérer les oxystérols ?\nLes suppléments peuvent-ils aider à réguler les oxystérols ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Oxystérols", "description": "Quelles complications peuvent survenir avec des oxystérols élevés ?\nLes oxystérols sont-ils liés à des maladies hépatiques ?\nPeut-on développer un diabète avec des oxystérols anormaux ?\nLes troubles cognitifs sont-ils liés aux oxystérols ?\nLes oxystérols peuvent-ils affecter la santé osseuse ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Oxystérols", "description": "Quels sont les facteurs de risque pour les troubles d'oxystérols ?\nL'hérédité joue-t-elle un rôle dans les troubles d'oxystérols ?\nLe mode de vie sédentaire est-il un facteur de risque ?\nLe tabagisme influence-t-il les niveaux d'oxystérols ?\nLe stress peut-il affecter les niveaux d'oxystérols ?", "url": "https://questionsmedicales.fr/mesh/D000072376?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostiquer une dysfonction liée aux oxystérols ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic repose sur des tests sanguins mesurant les niveaux d'oxystérols." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour mesurer les oxystérols ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des analyses de sang spécifiques, comme la chromatographie, sont utilisées." } }, { "@type": "Question", "name": "Les symptômes peuvent-ils indiquer un excès d'oxystérols ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des symptômes comme la fatigue ou des troubles neurologiques peuvent survenir." } }, { "@type": "Question", "name": "Y a-t-il des biomarqueurs pour les oxystérols ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains oxystérols peuvent servir de biomarqueurs dans des pathologies spécifiques." } }, { "@type": "Question", "name": "Comment les oxystérols sont-ils liés aux maladies cardiovasculaires ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des niveaux élevés d'oxystérols sont associés à un risque accru de maladies cardiovasculaires." } }, { "@type": "Question", "name": "Quels sont les symptômes d'une accumulation d'oxystérols ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent fatigue, douleurs abdominales et troubles neurologiques." } }, { "@type": "Question", "name": "Les oxystérols peuvent-ils affecter le système nerveux ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des niveaux anormaux peuvent entraîner des troubles neurologiques." } }, { "@type": "Question", "name": "Y a-t-il des signes cutanés liés aux oxystérols ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des éruptions cutanées ou des anomalies peuvent survenir en cas d'accumulation." } }, { "@type": "Question", "name": "Comment les oxystérols influencent-ils le métabolisme ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Ils régulent le métabolisme lipidique, affectant le stockage et l'utilisation des graisses." } }, { "@type": "Question", "name": "Peut-on ressentir des douleurs musculaires avec des oxystérols élevés ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des douleurs musculaires peuvent être un symptôme d'une dysfonction lipidique." } }, { "@type": "Question", "name": "Comment prévenir les troubles liés aux oxystérols ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation saine et un mode de vie actif sont essentiels pour la prévention." } }, { "@type": "Question", "name": "Le contrôle du poids aide-t-il à prévenir les problèmes d'oxystérols ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, maintenir un poids santé peut réduire le risque de troubles liés aux oxystérols." } }, { "@type": "Question", "name": "Les examens réguliers sont-ils importants pour les oxystérols ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des bilans de santé réguliers aident à détecter les anomalies précocement." } }, { "@type": "Question", "name": "L'exercice physique influence-t-il les niveaux d'oxystérols ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier peut aider à réguler les niveaux d'oxystérols dans le sang." } }, { "@type": "Question", "name": "Les habitudes alimentaires peuvent-elles prévenir les troubles d'oxystérols ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une alimentation riche en fibres et faible en graisses saturées est bénéfique." } }, { "@type": "Question", "name": "Quels traitements existent pour les troubles liés aux oxystérols ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent des modifications diététiques et des médicaments hypolipémiants." } }, { "@type": "Question", "name": "Les statines sont-elles efficaces contre les oxystérols ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les statines peuvent aider à réduire les niveaux d'oxystérols dans le sang." } }, { "@type": "Question", "name": "Y a-t-il des thérapies ciblées pour les oxystérols ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Des thérapies ciblées sont en développement pour traiter les dysfonctionnements liés." } }, { "@type": "Question", "name": "Comment la diététique aide-t-elle à gérer les oxystérols ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée peut réduire les niveaux d'oxystérols et améliorer la santé." } }, { "@type": "Question", "name": "Les suppléments peuvent-ils aider à réguler les oxystérols ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Certains suppléments, comme les oméga-3, peuvent aider à équilibrer les lipides." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec des oxystérols élevés ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des maladies cardiovasculaires et des troubles neurologiques." } }, { "@type": "Question", "name": "Les oxystérols sont-ils liés à des maladies hépatiques ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des niveaux élevés peuvent contribuer à des maladies du foie et à la stéatose." } }, { "@type": "Question", "name": "Peut-on développer un diabète avec des oxystérols anormaux ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des niveaux d'oxystérols anormaux peuvent augmenter le risque de diabète." } }, { "@type": "Question", "name": "Les troubles cognitifs sont-ils liés aux oxystérols ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des niveaux élevés peuvent être associés à des troubles cognitifs et à la démence." } }, { "@type": "Question", "name": "Les oxystérols peuvent-ils affecter la santé osseuse ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des déséquilibres peuvent influencer la santé osseuse et le risque de fractures." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour les troubles d'oxystérols ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'obésité, une alimentation riche en graisses et le diabète." } }, { "@type": "Question", "name": "L'hérédité joue-t-elle un rôle dans les troubles d'oxystérols ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de dyslipidémies augmentent le risque." } }, { "@type": "Question", "name": "Le mode de vie sédentaire est-il un facteur de risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un mode de vie sédentaire contribue à des niveaux élevés d'oxystérols." } }, { "@type": "Question", "name": "Le tabagisme influence-t-il les niveaux d'oxystérols ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme peut aggraver les dysfonctionnements lipidiques et les niveaux d'oxystérols." } }, { "@type": "Question", "name": "Le stress peut-il affecter les niveaux d'oxystérols ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress chronique peut perturber le métabolisme lipidique et augmenter les oxystérols." } } ] } ] }

Sources (10000 au total)

Methicillin-resistant Staphylococcus aureus-associated orbital cellulitis: a case series.

In recent years, methicillin-resistant Staphylococcus aureus (MRSA) orbital cellulitis (OC) has drawn increasing clinical and public health concern. We present a case series of MRSA OC encountered at ... A multi-centre retrospective case series investigating MRSA OC in Australia from 2013 to 2022. Patients of all ages were included.... Nine cases of culture-positive non-multi-resistant MRSA (nmMRSA) OC were identified at four tertiary institutions across Australia (7 male, 2 female). Mean age was 17.1 ± 16.7 years (range 13-days to ... NMMRSA OC can follow an aggressive clinical course causing severe orbital and intracranial complications across a wide demographic. However, early recognition, initiation of targeted antibiotics and s...

Predictors of Methicillin-resistant Staphylococcus aureus infection in children with acute osteomyelitis.

This study aims to identify risk factors associated with Methicillin-resistant Staphylococcus aureus (MRSA) infection in children diagnosed with acute osteomyelitis (AO) and to elucidate the laborator... We conducted a retrospective analysis involving 123 children with acute osteomyelitis treated at our hospital. Upon admission, we measured white blood cell (WBC) counts, C-reactive protein (CRP) level... The MRSA group had a significantly higher average age compared to the non-MRSA group (P < 0.05). Notably, the incidence of suppurative arthritis was significantly lower in the MRSA group (P < 0.05). A... In children newly admitted with acute osteomyelitis, a CRP level exceeding 73.23 µg/mL may indicate a high likelihood of MRSA infection. For children with AO who have been hospitalized for three days ...

[Prevalence and risk factors for methicillin-resistant Staphylococcus aureus infection in children].

The objectives of this work were to know the prevalence of methicillin-resistant S. aureus (MRSA) infections in the paediatric population of our health department, to describe the risk factors for inf... A retrospective, descriptive and analytical study of infections produced by MRSA versus those produced by MSSA was carried out during the years 2014 to 2018. Risk factors for MRSA infection were studi... 162 patients with S. aureus infections were identified. Of these, 25 (15.4%) were MRSA. The highest percentages of MRSA infection occurred among children who required hospital admission (23.4%). In th... Our results suggest the need to review empirical local treatment regimen using drugs active against MRSA in infections of probable staphylococcal origin admitted to the hospital, especially if they ha...

Vancomycin plus ceftaroline for persistent methicillin-resistant Staphylococcus aureus bacteremia.

The preferred antibiotic salvage regimen for persistent methicillin-resistant Staphylococcus aureus bacteremia (MRSAB) is unclear. We sought to evaluate the effectiveness and safety of vancomycin plus... Single-center, retrospective cohort study between January 1, 2016, and December 31, 2021.... State University of New York Upstate University Hospital, a 748-bed tertiary care, academic medical center in Syracuse, NY.... Adult patients were included if they had blood cultures positive for MRSA ≥72 h, received vancomycin monotherapy initially, and received vancomycin plus ceftaroline for ≥24 h. Patients were excluded i... Patients were medically complex with a median Pitt bacteremia score of 3, 63.3% (19/30) were admitted to the intensive care unit, and 66.7% (20/30) had infective endocarditis. Vancomycin-associated ac... Vancomycin plus ceftaroline may represent an effective and well-tolerated salvage regimen option for persistent MRSAB....

Rate of methicillin-resistant Staphylococcus aureus in pediatric emergency departments in Spain.

Staphylococcus aureus is a common germ in bacterial infections in children. The rate of methicillin-resistant S. aureus (MRSA) is increasing lately.... The main aim is to know the rate of positive cultures to MRSA in Spanish pediatric emergency departments. The secondary aims are to analyse the risk factors for MRSA isolation (patient origin, history... Retrospective multicenter study (07/01/2017-06/30/2018) with review of patient histories with isolation of S. aureus in samples of any origin obtained in 8 pediatric emergency departments of the Infec... During this period, S. aureus was detected in 403 patients (average age 75.8 ± 59.2 months; 54.8% male): 28.8% hospital-related infections (HRI) and 71.2% community-related infections (CRI). Overall, ... The overall MRSA rate was one in 6 staphylococcal infections. Higher MRSA rates were detected in samples of suppurating skin injuries and in foreign children or in children with a history of previous ...

Evaluation of the synergistic effect of ceftaroline against methicillin-resistant Staphylococcus aureus.

We aimed to determine the synergistic effects of ceftaroline (CPT) in combination with daptomycin (DAP), vancomycin (VAN), or linezolid (LNZ) against various methicillin-resistant Staphylococcus aureu... MRSA strains randomly selected from 2014 to 2018 were studied. Checkerboard titration and in vitro time-kill analyses were used to determine the synergistic activities of the antibiotic combinations.... A total of 10 genetically distinct MRSA strains were included in this study. The checkerboard titration analysis revealed that the CPT-DAP, CPT-VAN, and CPT-LNZ combinations had a synergistic effect a... The CPT-DAP combination showed better synergistic activity than the CPT-VAN and CPT-LNZ combinations against the enrolled MRSA strains. DAP, rather than VAN or LNZ, might be a better choice for CPT co...

Using Methicillin-Resistant Staphylococcus aureus Nasal Screens to Rule Out Methicillin-Resistant S aureus Pneumonia in Surgical Intensive Care Units.

The methicillin-resistant Staphylococcus aureus (MRSA) polymerase chain reaction (PCR) has a high negative predictive value (NPV). We aimed to understand if there was a difference in the NPV of the MR... We performed a single-center, retrospective cohort study of adults with a positive respiratory culture and MRSA nasal PCR admitted to a surgical ICU from 2016 to 2019. Patients were stratified by surg... We analyzed 61 patients: 42.6% (n = 26) ACS-ICU and 57.4% (n = 35) CVICU. There were no differences in age, comorbidities, prior MRSA infection, recent antibiotic use, immunocompromised status, or ren... The MRSA nasal PCR screen has a high NPV for ruling out MRSA pneumonia in critically ill surgical patients. However, patients in the CVICU and patients hospitalized ≥5 d had a longer time to de-escala...

Molecular epidemiology, virulence and antimicrobial resistance of Bulgarian methicillin resistant Staphylococcus aureus isolates.

Severe infections of virulent methicillin-resistant Staphylococcus aureus (MRSA) are a serious health problem. The present study aimed to investigate clonal spread, virulence and antimicrobial resista... Molecular identification and mecA gene detection were performed with PCR. Clonal relatedness was evaluated by RAPD PCR and MLST. MRSA epidemiology, virulence and resistance patterns were investigated ... All 27 isolates were identified as S. aureus and were mecA positive, and all were susceptible to linezolid, tigecycline and vancomycin. The toxin genes hlg (in 92.6% of isolates), seb (77.8%), sei (77... To the best of our knowledge, this study is the first describing the clonal spreading of Bulgarian MRSA and the association with their virulence and resistance determinants. Monitoring of MRSA epidemi...

Comparing Rates of Postoperative Meningitis After Endoscopic Endonasal Procedures Based on Methicillin-Resistant Staphylococcus aureus/Methicillin-Sensitive Staphylococcus aureus Colonization and Antibiotic Prophylaxis.

Endoscopic endonasal approach (EEA) procedures are inherently contaminated due to direct access through the nasopharyngeal mucosa. The reported rate of postoperative meningitis in EEA procedures is 0.... All adult patients who underwent EEA resection at our institution from 2013 to 2021 were retrospectively reviewed. Patients with preoperative cerebrospinal fluid infections were excluded. Data includi... Of 483 patients identified (mean age, 51 years; range, 18-90 years; 274 [56.7%] female), 80 (16.6%) had a positive preoperative methicillin-resistant Staphylococcus aureus (MRSA)/methicillin-sensitive... Postoperative rates of meningitis after EEA surgery were not significantly changed based on MRSA/MSSA colonization status of the patient or preoperative decolonization. The utility of preoperative tes...