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Cellules
Cellules épithéliales
Cellules endothéliales
Cellules endothéliales : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"description": "Comment diagnostiquer une dysfonction endothéliale ?\nQuels examens pour évaluer les cellules endothéliales ?\nQuels marqueurs biologiques indiquent une inflammation endothéliale ?\nComment évaluer la perméabilité endothéliale ?\nQuels tests pour détecter des lésions endothéliales ?",
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"@type": "Question",
"name": "Comment diagnostiquer une dysfonction endothéliale ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests comme l'échographie Doppler et les marqueurs sanguins peuvent être utilisés."
}
},
{
"@type": "Question",
"name": "Quels examens pour évaluer les cellules endothéliales ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les biopsies tissulaires et les analyses histologiques sont couramment pratiquées."
}
},
{
"@type": "Question",
"name": "Quels marqueurs biologiques indiquent une inflammation endothéliale ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des marqueurs comme la protéine C-réactive et les cytokines peuvent être mesurés."
}
},
{
"@type": "Question",
"name": "Comment évaluer la perméabilité endothéliale ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de perméabilité utilisant des colorants ou des marqueurs radioactifs sont effectués."
}
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{
"@type": "Question",
"name": "Quels tests pour détecter des lésions endothéliales ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'angiographie et l'imagerie par résonance magnétique peuvent révéler des lésions."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent une dysfonction endothéliale ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des douleurs thoraciques, des troubles circulatoires et des œdèmes peuvent survenir."
}
},
{
"@type": "Question",
"name": "Comment reconnaître une inflammation endothéliale ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Rougeur, chaleur et gonflement au site affecté sont des signes d'inflammation."
}
},
{
"@type": "Question",
"name": "Quels signes cliniques d'athérosclérose ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Douleurs dans la poitrine, fatigue et essoufflement peuvent indiquer une athérosclérose."
}
},
{
"@type": "Question",
"name": "Quels symptômes d'une thrombose veineuse ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Gonflement, douleur et rougeur dans la zone touchée sont des symptômes courants."
}
},
{
"@type": "Question",
"name": "Comment se manifeste une ischémie ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'ischémie se manifeste par des douleurs, des engourdissements et une faiblesse musculaire."
}
},
{
"@type": "Question",
"name": "Comment prévenir la dysfonction endothéliale ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un mode de vie sain, incluant une alimentation équilibrée et de l'exercice, est essentiel."
}
},
{
"@type": "Question",
"name": "Quelles habitudes pour réduire l'inflammation ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter le tabac, réduire le stress et consommer des aliments anti-inflammatoires aide."
}
},
{
"@type": "Question",
"name": "Comment prévenir l'athérosclérose ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Contrôler la pression artérielle, le cholestérol et pratiquer une activité physique régulière."
}
},
{
"@type": "Question",
"name": "Quelles mesures pour éviter la thrombose ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Rester actif, s'hydrater et éviter de rester immobile longtemps sont des mesures préventives."
}
},
{
"@type": "Question",
"name": "Comment réduire le risque d'ischémie ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Gérer le diabète, contrôler le poids et éviter les aliments riches en graisses saturées."
}
},
{
"@type": "Question",
"name": "Quels traitements pour la dysfonction endothéliale ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments comme les statines et des changements de mode de vie sont recommandés."
}
},
{
"@type": "Question",
"name": "Comment traiter l'inflammation endothéliale ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des anti-inflammatoires et des corticostéroïdes peuvent être prescrits selon la gravité."
}
},
{
"@type": "Question",
"name": "Quelles interventions pour l'athérosclérose ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des procédures comme l'angioplastie ou le pontage peuvent être nécessaires."
}
},
{
"@type": "Question",
"name": "Quels médicaments pour prévenir la thrombose ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les anticoagulants et les antiplaquettaires sont souvent utilisés pour prévenir la thrombose."
}
},
{
"@type": "Question",
"name": "Comment gérer l'ischémie chronique ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des traitements médicaux, des exercices et parfois une chirurgie sont envisagés."
}
},
{
"@type": "Question",
"name": "Quelles complications de la dysfonction endothéliale ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut entraîner des maladies cardiovasculaires, des AVC et des troubles circulatoires."
}
},
{
"@type": "Question",
"name": "Quels risques liés à l'inflammation endothéliale ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'inflammation peut provoquer des thromboses, des embolies et des maladies auto-immunes."
}
},
{
"@type": "Question",
"name": "Quelles complications de l'athérosclérose ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut mener à des crises cardiaques, des AVC et des douleurs angineuses."
}
},
{
"@type": "Question",
"name": "Quels dangers d'une thrombose veineuse ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une thrombose peut provoquer une embolie pulmonaire, mettant en danger la vie."
}
},
{
"@type": "Question",
"name": "Quelles complications de l'ischémie ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'ischémie peut entraîner des lésions tissulaires, des gangrènes et des amputations."
}
},
{
"@type": "Question",
"name": "Quels facteurs de risque pour la dysfonction endothéliale ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'hypertension, le diabète, le tabagisme et l'obésité augmentent le risque."
}
},
{
"@type": "Question",
"name": "Comment le stress influence-t-il l'endothélium ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le stress chronique peut aggraver l'inflammation et la dysfonction endothéliale."
}
},
{
"@type": "Question",
"name": "Quels rôles du cholestérol dans la santé endothéliale ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un taux élevé de cholestérol LDL est un facteur de risque majeur pour les maladies vasculaires."
}
},
{
"@type": "Question",
"name": "Comment l'alimentation affecte-t-elle l'endothélium ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation riche en graisses saturées et en sucres peut nuire à la fonction endothéliale."
}
},
{
"@type": "Question",
"name": "Quels impacts de l'inactivité physique sur l'endothélium ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le manque d'exercice physique contribue à la dysfonction endothéliale et aux maladies cardiovasculaires."
}
}
]
}
]
}
Prolonged intravenous infusion of beta-lactams increase the clinical cure rate compared to conventional administration in critical or septic patients. This study aimed to determine chemical stability ...
Admixtures in study were: (i) meropenem 6g in 0.9% sodium chloride (NS) in infusor of 2mL/h 50mL or 10mL/h 240mL; (ii) meropenem 1 or 2g in NS in infusion bag of 250mL. Temperatures of study were: (i)...
Chemical stability and physical compatibility of meropenem in admixtures in infusors were reduced at high meropenem concentration and high temperature. Admixtures in infusion bag show chemical stabili...
Administration of meropenem 6g in infusion of 24h in 240mL of 0.9% NaCl in infusor of 10mL/h could be possible if the admixture is infused at 4.5°C. Extended infusion of meropenem 1 or 2g in 0.9% NaCl...
Meropenem is a carbapenem antibiotic often used in pediatric intensive care units due to its broad spectrum of activity. Therapeutic drug monitoring (TDM) is a useful tool to increase the effectivenes...
VAMS technology using 10 µL of WB was evaluated and compared with EDTA-plasma sampling. High-performance liquid chromatography with UV detection was applied to quantify meropenem in VAMS and plasma sa...
It was found that no consistent factor could be determined to calculate meropenem plasma concentrations from the WB, indicating that VAMS was not reliable in the TDM of meropenem. Therefore, to reduce...
A simple, reliable, and low-cost method was established using high-performance liquid chromatography-UV to determine the concentration of meropenem in 50 µL of plasma. VAMS using WB does not seem to b...
In recent years, the rapid spread of carbapenem-resistant K. pneumoniae, their higher mortality rates, and limited treatment alternatives cause difficulties in the treatment of these infections. New t...
Thirty Carbapenem-resistant K.pneumoniae strains in the culture collection of our laboratory were included in our study. Carbapenemase genes were determined using the Xpert® Carba-R (Cepheid, USA). Sy...
Twenty (66.6%) strains had OXA-48, 6 (20%) NDM, 1 (3.3%) KPC, 1 (3.3%) OXA-48+NDM genes, and 2 strains (6.6%) gene could not be detected. In the Quercetin and Meropenem combination study, synergy was ...
Although the combination of quercetin and meropenem has a high synergistic effect in carbapenem-resistant K. pneumoniae isolates, it seems that the carbapenemase species affects this situation. howeve...
Relebactam and vaborbactam are among the newest β-lactamase inhibitors marketed. They were originally designed to inhibit the Ambler class A carbapenemase KPC. In this study, susceptibility to imipene...
Creatinine clearance (CCr) and pharmacokinetic parameters are markedly affected by pathophysiological changes in patients with sepsis. However, only a few reports have assessed renal function in patie...
Patients with sepsis who received intravenous meropenem at the Showa University Hospital were enrolled in this prospective observational study. The PPK model was constructed using blood samples and cl...
One hundred samples were collected from 31 patients. The final PPK model incorporating the measured CCr as a covariate in CL displayed the best fit. The recommended dosing regimen to achieve a PTA of ...
This model precisely predicted meropenem concentrations in patients with sepsis by accurately evaluating renal function using the measured CCr. Extended dosing was demonstrated to be necessary to achi...
Five Enterobacter cloacae isolates were subjected to 10-day serial passage in broth microdilution with cefepime, meropenem, or ceftazidime-avibactam to evaluate increases in minimum inhibitory concent...
The presence or absence of BlsA, a protein with a blue light-sensing flavin domain in the genomes of Acinetobacter species has aroused curiosity about its roles in the regulation of bacterial lifestyl...
The combination of polymyxins, meropenem, and sulbactam demonstrated efficacy against multi-drug-resistant bacillus Acinetobacter baumannii. These three antibiotics are commonly used against major blo...
The objective of this study was to predict drug disposition and extrapolate the efficacy in these tissues using a physiologically based pharmacokinetic modeling approach that linked drug exposures to ...
An adult physiologically based pharmacokinetic model was developed for meropenem, colistin, and sulbactam and scaled to pediatrics accounting for both renal and non-renal clearances. The model reliabi...
The modeled plasma drug exposures in adults and pediatric patients were consistent with reported literature data. The mean fold errors for meropenem, colistin, and sulbactam were in the range of 0.710...
The physiologically based pharmacokinetic modeling supports pediatric dosing regimens of meropenem/colistin/sulbactam in a co-administration setting against infections in the blood, lung, skin, and he...
Reducing antibiotic pollution in the environment in essential to preserve the effectiveness of the available antibiotics. In the present study, β-lactamase from Bacillus tropicus EMB20 was immobilized...
We investigated activities of cefiderocol combination therapy against carbapenem-resistant Acinetobacter baumannii (CR-AB). A total of 123 clinical isolates of CR-AB, including 44 cefiderocol-resistan...