Infections à Vibrio : Questions médicales fréquentes
Nom anglais: Vibrio Infections
Descriptor UI:D014735
Tree Number:C01.150.252.400.959
Termes MeSH sélectionnés :
Action Potentials
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"description": "Comment diagnostique-t-on une infection à Vibrio ?\nQuels tests sont utilisés pour identifier Vibrio ?\nLes symptômes aident-ils au diagnostic ?\nPeut-on diagnostiquer sans culture ?\nLes antécédents de voyage sont-ils importants ?",
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"description": "Quels sont les principaux facteurs de risque ?\nLes personnes âgées sont-elles plus à risque ?\nLes maladies chroniques augmentent-elles le risque ?\nLa saison influence-t-elle le risque d'infection ?\nLes voyages à l'étranger augmentent-ils le risque ?",
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"@type": "Question",
"name": "Comment diagnostique-t-on une infection à Vibrio ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic repose sur des cultures de selles et des tests sérologiques."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour identifier Vibrio ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des cultures bactériennes et des tests PCR sont couramment utilisés."
}
},
{
"@type": "Question",
"name": "Les symptômes aident-ils au diagnostic ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes cliniques orientent le diagnostic, mais des tests sont nécessaires."
}
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"@type": "Question",
"name": "Peut-on diagnostiquer sans culture ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des méthodes moléculaires comme la PCR peuvent être utilisées sans culture."
}
},
{
"@type": "Question",
"name": "Les antécédents de voyage sont-ils importants ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les antécédents de consommation de fruits de mer ou de baignade en eau contaminée sont cruciaux."
}
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{
"@type": "Question",
"name": "Quels sont les symptômes courants d'une infection à Vibrio ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent diarrhée, vomissements, douleurs abdominales et fièvre."
}
},
{
"@type": "Question",
"name": "Les infections à Vibrio causent-elles des éruptions cutanées ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines souches peuvent provoquer des infections cutanées, surtout après exposition à l'eau."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes graves à surveiller ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes graves incluent déshydratation sévère et choc septique, nécessitant une attention médicale."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils selon la souche de Vibrio ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier selon la souche, comme Vibrio cholerae ou Vibrio parahaemolyticus."
}
},
{
"@type": "Question",
"name": "Les symptômes apparaissent-ils rapidement ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes peuvent apparaître rapidement, souvent dans les 24 heures suivant l'infection."
}
},
{
"@type": "Question",
"name": "Comment prévenir les infections à Vibrio ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Évitez de consommer des fruits de mer crus et lavez-vous les mains régulièrement."
}
},
{
"@type": "Question",
"name": "La cuisson des fruits de mer est-elle suffisante ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, cuire les fruits de mer à des températures appropriées tue les bactéries Vibrio."
}
},
{
"@type": "Question",
"name": "L'eau potable est-elle un risque ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'eau non traitée peut être contaminée, évitez de boire de l'eau non purifiée."
}
},
{
"@type": "Question",
"name": "Les voyages en zones à risque nécessitent-ils des précautions ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, il est conseillé de prendre des précautions alimentaires et d'hygiène lors de voyages."
}
},
{
"@type": "Question",
"name": "Les personnes à risque doivent-elles être plus prudentes ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes immunodéprimées doivent éviter les fruits de mer crus et les eaux contaminées."
}
},
{
"@type": "Question",
"name": "Quel est le traitement principal pour les infections à Vibrio ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement principal est la réhydratation, souvent accompagné d'antibiotiques si nécessaire."
}
},
{
"@type": "Question",
"name": "Les antibiotiques sont-ils toujours nécessaires ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, les antibiotiques ne sont pas toujours nécessaires, surtout pour les infections légères."
}
},
{
"@type": "Question",
"name": "Comment la déshydratation est-elle traitée ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "La déshydratation est traitée par des solutions de réhydratation orale ou intraveineuse."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements préventifs ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des vaccins existent pour certaines souches, mais leur utilisation est limitée."
}
},
{
"@type": "Question",
"name": "Les probiotiques aident-ils dans le traitement ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les probiotiques peuvent aider à restaurer la flore intestinale, mais leur efficacité varie."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications possibles des infections à Vibrio ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent la déshydratation sévère, le choc septique et des infections systémiques."
}
},
{
"@type": "Question",
"name": "Les infections cutanées peuvent-elles s'aggraver ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les infections cutanées peuvent s'aggraver et nécessiter des soins médicaux urgents."
}
},
{
"@type": "Question",
"name": "Y a-t-il un risque de septicémie ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines souches de Vibrio peuvent provoquer une septicémie, surtout chez les personnes vulnérables."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles fréquentes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications sont rares mais peuvent survenir, surtout chez les personnes à risque."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications nécessitent une prise en charge médicale rapide, souvent en milieu hospitalier."
}
},
{
"@type": "Question",
"name": "Quels sont les principaux facteurs de risque ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les principaux facteurs incluent la consommation de fruits de mer crus et l'exposition à des eaux contaminées."
}
},
{
"@type": "Question",
"name": "Les personnes âgées sont-elles plus à risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes âgées et immunodéprimées sont plus susceptibles de développer des infections graves."
}
},
{
"@type": "Question",
"name": "Les maladies chroniques augmentent-elles le risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les maladies chroniques comme le diabète augmentent le risque d'infections à Vibrio."
}
},
{
"@type": "Question",
"name": "La saison influence-t-elle le risque d'infection ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le risque d'infection augmente pendant les mois chauds, favorisant la prolifération de Vibrio."
}
},
{
"@type": "Question",
"name": "Les voyages à l'étranger augmentent-ils le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, voyager dans des régions où Vibrio est endémique augmente le risque d'infection."
}
}
]
}
]
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Reconstruct compound median nerve action currents using magnetoneurography to clarify the physiological characteristics of axonal and volume currents and their relationship to potentials....
The median nerves of both upper arms of five healthy individuals were investigated. The propagating magnetic field of the action potential was recorded using magnetoneurography, reconstructed into a c...
Reconstructed currents could be clearly visualized. Axonal currents flowed forward or backward in the axon, arcing away from the depolarization zone, turning about the subcutaneous volume conductor, a...
Magnetoneurography allows the visualization and quantitative evaluation of action currents. The currents in axons and in volume conductors could be clearly discriminated with good quality. Their prope...
Magnetoneurography could be a novel tool for elucidating nerve physiology and pathophysiology....
The frog sciatic nerve provides a robust physiological preparation students may conveniently use to investigate the properties of compound action potentials. Electrical stimulation with standard physi...
The incidence of atrial fibrillation (AF) increases with age. Women have a lower risk. Little is known on the impact of age, sex and clinical variables on action potentials (AP) recorded in right atri...
We performed multivariable analysis of individual AP data from trabeculae obtained during heart surgery of patients in SR (n = 320) or in longstanding AF (n = 201). AP were recorded by sharp microelec...
In SR, AP duration at 90% repolarization (APD...
The higher probability to develop AF at advanced age cannot be explained by a shortening in APD...
Genetically encoded voltage indicators (GEVIs) allow the direct visualization of cellular membrane potential at the millisecond time scale. Among these, red-emitting GEVIs have been reported to suppor...
Almost seventy years after the discovery of the mechanisms of action potential generation, some aspects of their computational consequences are still not fully understood. Based on mathematical modeli...
Accurate monitoring of cardiomyocyte action potentials (APs) is essential to understand disease propagation and for trials of novel therapeutics. Patch clamp techniques offer 'gold standard' measureme...
While a decreasing spectral content of surface electromyography reflects low back muscle fatigue development, reliability of these decreases may be insufficient. Decreasing frequency content is largel...
Electrophysiology plays a crucial role in Guillain-Barré syndrome (GBS) diagnosis and subtype classification. The aim of our study was to assess the potential role of distal compound muscle action pot...
We retrospectively reviewed the medical records of 24 subjects with AIDP and 18 subjects with axonal GBS. We built up receiver operating characteristic curves for total dCMAP duration and negative pha...
The total duration of dCMAP was significantly prolonged in AIDP compared to axonal GBS. AUCs, odds ratio and positive predictive values were higher for total duration than for negative peak duration. ...
Total duration of dCMAP dispersion may capture an adjunctive component of distal demyelination, not measured by the more traditional parameters and may thus represent a useful tool for early different...
Life-threatening drug-induced cardiac arrhythmia is often preceded by prolonged cardiac action potentials (AP), commonly accompanied by small proarrhythmic membrane potential fluctuations. The shape a...