Titre : Ryanodine

Ryanodine : Questions médicales fréquentes

Termes MeSH sélectionnés :

Methicillin-Resistant Staphylococcus aureus
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"Comment le ryanodine est-il utilisé dans le diagnostic médical ?\nQuels tests peuvent impliquer le ryanodine ?\nLe ryanodine aide-t-il à diagnostiquer des maladies spécifiques ?\nQuels marqueurs sont affectés par le ryanodine ?\nLe ryanodine est-il utilisé dans des études cliniques ?", "url": "https://questionsmedicales.fr/mesh/D012433?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Ryanodine", "description": "Quels symptômes sont associés à une dysfonction du ryanodine ?\nLe ryanodine peut-il provoquer des effets secondaires ?\nComment le ryanodine affecte-t-il le cœur ?\nY a-t-il des symptômes neurologiques liés au ryanodine ?\nLe ryanodine influence-t-il la respiration ?", "url": "https://questionsmedicales.fr/mesh/D012433?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": 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}, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Ryanodine", "description": "Quelles complications peuvent survenir avec le ryanodine ?\nLe ryanodine peut-il causer des dommages permanents ?\nComment gérer les complications liées au ryanodine ?\nLes complications sont-elles prévisibles ?\nLe ryanodine peut-il interagir avec d'autres traitements ?", "url": "https://questionsmedicales.fr/mesh/D012433?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Ryanodine", "description": "Quels sont les facteurs de risque liés au ryanodine ?\nL'âge influence-t-il les risques associés au ryanodine ?\nY a-t-il des prédispositions génétiques au ryanodine ?\nLes habitudes de vie affectent-elles les risques ?\nLes interactions médicamenteuses sont-elles un facteur de risque ?", "url": "https://questionsmedicales.fr/mesh/D012433?mesh_terms=Methicillin-Resistant+Staphylococcus+aureus&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment le ryanodine est-il utilisé dans le diagnostic médical ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Il est utilisé pour évaluer les dysfonctionnements du calcium dans les muscles." } }, { "@type": "Question", "name": "Quels tests peuvent impliquer le ryanodine ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de contraction musculaire et des études de flux calcique peuvent être réalisés." } }, { "@type": "Question", "name": "Le ryanodine aide-t-il à diagnostiquer des maladies spécifiques ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, il peut aider à diagnostiquer des myopathies liées à des anomalies du calcium." } }, { "@type": "Question", "name": "Quels marqueurs sont affectés par le ryanodine ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Il peut influencer les niveaux de calcium intracellulaire et les enzymes musculaires." } }, { "@type": "Question", "name": "Le ryanodine est-il utilisé dans des études cliniques ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, il est utilisé dans des études sur les troubles musculaires et cardiaques." } }, { "@type": "Question", "name": "Quels symptômes sont associés à une dysfonction du ryanodine ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des crampes musculaires, une faiblesse et des douleurs peuvent survenir." } }, { "@type": "Question", "name": "Le ryanodine peut-il provoquer des effets secondaires ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des effets comme des troubles de la contraction musculaire peuvent se produire." } }, { "@type": "Question", "name": "Comment le ryanodine affecte-t-il le cœur ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Il peut provoquer des arythmies en modifiant le flux calcique dans les cardiomyocytes." } }, { "@type": "Question", "name": "Y a-t-il des symptômes neurologiques liés au ryanodine ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des symptômes comme des tremblements ou des spasmes peuvent être observés." } }, { "@type": "Question", "name": "Le ryanodine influence-t-il la respiration ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une dysfonction musculaire peut affecter les muscles respiratoires." } }, { "@type": "Question", "name": "Comment prévenir les effets indésirables du ryanodine ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Une surveillance médicale régulière et un ajustement de la dose sont essentiels." } }, { "@type": "Question", "name": "Y a-t-il des recommandations alimentaires pour les utilisateurs de ryanodine ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée en calcium et en électrolytes est recommandée." } }, { "@type": "Question", "name": "Les patients doivent-ils éviter certains médicaments avec le ryanodine ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, éviter les médicaments qui affectent le calcium sans avis médical." } }, { "@type": "Question", "name": "Comment évaluer le risque d'effets secondaires ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Des tests réguliers de la fonction musculaire et cardiaque sont conseillés." } }, { "@type": "Question", "name": "Le suivi médical est-il important lors de l'utilisation du ryanodine ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un suivi régulier permet de détecter rapidement les complications." } }, { "@type": "Question", "name": "Comment le ryanodine est-il utilisé en traitement ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Il est utilisé pour traiter certaines myopathies et troubles du calcium." } }, { "@type": "Question", "name": "Le ryanodine est-il administré par voie orale ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Non, il est généralement administré par injection ou perfusion intraveineuse." } }, { "@type": "Question", "name": "Quels médicaments interagissent avec le ryanodine ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments affectant le calcium, comme les bloqueurs des canaux calciques, peuvent interagir." } }, { "@type": "Question", "name": "Le ryanodine est-il utilisé en anesthésie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, il peut être utilisé pour prévenir des complications musculaires pendant l'anesthésie." } }, { "@type": "Question", "name": "Y a-t-il des alternatives au ryanodine ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, d'autres agents modulant le calcium peuvent être utilisés selon les besoins." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec le ryanodine ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications comme des arythmies et des troubles musculaires peuvent survenir." } }, { "@type": "Question", "name": "Le ryanodine peut-il causer des dommages permanents ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Des dommages permanents sont rares mais possibles en cas d'utilisation prolongée." } }, { "@type": "Question", "name": "Comment gérer les complications liées au ryanodine ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Une intervention médicale rapide et un ajustement du traitement sont nécessaires." } }, { "@type": "Question", "name": "Les complications sont-elles prévisibles ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Certaines complications peuvent être prévisibles avec une surveillance adéquate." } }, { "@type": "Question", "name": "Le ryanodine peut-il interagir avec d'autres traitements ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des interactions avec d'autres traitements peuvent augmenter le risque de complications." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque liés au ryanodine ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents de troubles musculaires et cardiaques augmentent les risques." } }, { "@type": "Question", "name": "L'âge influence-t-il les risques associés au ryanodine ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les personnes âgées peuvent être plus sensibles aux effets du ryanodine." } }, { "@type": "Question", "name": "Y a-t-il des prédispositions génétiques au ryanodine ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Certaines conditions génétiques peuvent augmenter la sensibilité au ryanodine." } }, { "@type": "Question", "name": "Les habitudes de vie affectent-elles les risques ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des habitudes comme le tabagisme ou l'alcool peuvent augmenter les risques." } }, { "@type": "Question", "name": "Les interactions médicamenteuses sont-elles un facteur de risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certaines interactions peuvent exacerber les effets indésirables du ryanodine." } } ] } ] }

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...