Titre : Processus néoplasiques

Processus néoplasiques : Questions médicales fréquentes

Termes MeSH sélectionnés :

Methicillin-Resistant Staphylococcus aureus
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pour le dépistage ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests incluent mammographies, coloscopies et tests sanguins spécifiques." } }, { "@type": "Question", "name": "Qu'est-ce qu'une biopsie ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Une biopsie consiste à prélever un échantillon de tissu pour analyse histologique." } }, { "@type": "Question", "name": "Quels sont les marqueurs tumoraux ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Les marqueurs tumoraux sont des substances produites par les cellules cancéreuses, détectables dans le sang." } }, { "@type": "Question", "name": "Comment évaluer le stade d'un cancer ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Le stade est évalué par des examens d'imagerie et des classifications comme TNM." } }, { "@type": "Question", "name": "Quels sont les symptômes courants du cancer ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent fatigue, perte de poids, douleurs et changements cutanés." } }, { "@type": "Question", "name": "Comment reconnaître une tumeur ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Une tumeur peut se manifester par une masse palpable, des douleurs ou des changements fonctionnels." } }, { "@type": "Question", "name": "Quels signes indiquent un cancer avancé ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent des douleurs persistantes, des saignements inexpliqués et des troubles respiratoires." } }, { "@type": "Question", "name": "Les symptômes varient-ils selon le type de cancer ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, chaque type de cancer présente des symptômes spécifiques selon l'organe touché." } }, { "@type": "Question", "name": "Qu'est-ce que la cachexie ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "La cachexie est une perte de poids et de masse musculaire souvent associée au cancer." } }, { "@type": "Question", "name": "Comment prévenir le cancer ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La prévention inclut un mode de vie sain, l'évitement du tabac et des dépistages réguliers." } }, { "@type": "Question", "name": "Le vaccin contre le HPV prévient-il le cancer ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le vaccin contre le HPV réduit le risque de cancers liés au virus, comme le cancer du col." } }, { "@type": "Question", "name": "Quels aliments aident à prévenir le cancer ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Les fruits, légumes, grains entiers et aliments riches en antioxydants sont bénéfiques." } }, { "@type": "Question", "name": "L'exercice physique réduit-il le risque de cancer ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier est associé à un risque réduit de plusieurs types de cancer." } }, { "@type": "Question", "name": "Le dépistage précoce est-il important ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le dépistage précoce permet de détecter le cancer à un stade plus traitable." } }, { "@type": "Question", "name": "Quels sont les traitements standards du cancer ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent chirurgie, chimiothérapie, radiothérapie et immunothérapie." } }, { "@type": "Question", "name": "Qu'est-ce que l'immunothérapie ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "L'immunothérapie utilise le système immunitaire pour combattre les cellules cancéreuses." } }, { "@type": "Question", "name": "Comment fonctionne la radiothérapie ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La radiothérapie utilise des rayonnements pour détruire les cellules cancéreuses." } }, { "@type": "Question", "name": "Quels sont les effets secondaires de la chimiothérapie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Les effets secondaires incluent nausées, fatigue, perte de cheveux et infections." } }, { "@type": "Question", "name": "Quand est-ce que la chirurgie est nécessaire ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "La chirurgie est souvent nécessaire pour retirer des tumeurs localisées ou pour un diagnostic." } }, { "@type": "Question", "name": "Quelles sont les complications du cancer ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent métastases, infections, et effets secondaires des traitements." } }, { "@type": "Question", "name": "Comment les métastases affectent-elles le traitement ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Les métastases compliquent le traitement et peuvent nécessiter des approches plus agressives." } }, { "@type": "Question", "name": "Qu'est-ce que la douleur cancéreuse ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "La douleur cancéreuse est causée par la tumeur ou les traitements, nécessitant une gestion adéquate." } }, { "@type": "Question", "name": "Les traitements peuvent-ils causer des complications ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traitements comme la chimiothérapie peuvent entraîner des complications comme des infections." } }, { "@type": "Question", "name": "Comment gérer les effets secondaires des traitements ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "La gestion inclut des médicaments, des soins de soutien et des conseils nutritionnels." } }, { "@type": "Question", "name": "Quels sont les principaux facteurs de risque du cancer ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent le tabagisme, l'alcool, l'obésité et l'exposition à des agents carcinogènes." } }, { "@type": "Question", "name": "L'hérédité joue-t-elle un rôle dans le cancer ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des antécédents familiaux de cancer augmentent le risque de certains types de cancer." } }, { "@type": "Question", "name": "Le stress est-il un facteur de risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Le stress chronique peut influencer le risque de cancer, bien que les preuves soient variées." } }, { "@type": "Question", "name": "L'exposition à des produits chimiques augmente-t-elle le risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exposition à des produits chimiques comme l'amiante ou le benzène est un facteur de risque." } }, { "@type": "Question", "name": "L'alimentation influence-t-elle le risque de cancer ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une alimentation riche en graisses et pauvre en fibres peut augmenter le risque de cancer." } } ] } ] }

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...