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Bactéries
Proteobacteria
Betaproteobacteria
Neisseriaceae
Neisseriaceae : Questions médicales fréquentes
Diagnostic
5
Infections à Neisseria
Diagnostic microbiologique
Méningite
Neisseria meningitidis
Tests sérologiques
Anticorps
Neisseria gonorrhoeae
Culture bactérienne
Symptômes
Diagnostic clinique
Symptômes
5
Infections à Neisseria
Symptômes urinaires
Méningite
Symptômes neurologiques
Infections asymptomatiques
Neisseria gonorrhoeae
Septicémie
Neisseria meningitidis
Prévention
5
Prévention des infections
Comportements sexuels
Vaccination
Neisseria meningitidis
Groupes à risque
Vaccination
Hygiène
Prévention des infections
Sensibilisation
Prévention
Traitements
5
Antibiothérapie
Neisseria gonorrhoeae
Résistance aux antibiotiques
Neisseria gonorrhoeae
Vaccination
Neisseria meningitidis
Complications
5
Complications
Neisseria gonorrhoeae
Mortalité
Neisseria meningitidis
Complications
Santé reproductive
Grossesse
Infections néonatales
Facteurs de risque
5
Facteurs de risque
Comportements sexuels
Âge
Infections à Neisseria
Antécédents médicaux
Infections sexuellement transmissibles
Statut socio-économique
Accès aux soins
Voyages
Infections à Neisseria
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"description": "Quelles complications peuvent survenir avec Neisseria gonorrhoeae ?\nQuels sont les risques d'une méningite non traitée ?\nLes infections à Neisseria peuvent-elles être mortelles ?\nQuelles sont les complications à long terme ?\nLes infections à Neisseria affectent-elles la grossesse ?",
"url": "https://questionsmedicales.fr/mesh/D009346#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Neisseriaceae",
"description": "Quels sont les principaux facteurs de risque ?\nL'âge influence-t-il le risque d'infection ?\nLes antécédents médicaux jouent-ils un rôle ?\nLe statut socio-économique influence-t-il le risque ?\nLes voyages à l'étranger augmentent-ils le risque ?",
"url": "https://questionsmedicales.fr/mesh/D009346#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment diagnostiquer une infection à Neisseria ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diagnostic se fait par culture bactérienne ou tests PCR sur des échantillons cliniques."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour Neisseria meningitidis ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests sanguins, des cultures de liquide céphalorachidien et des tests antigéniques sont utilisés."
}
},
{
"@type": "Question",
"name": "Les tests sérologiques sont-ils utiles ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils peuvent aider à identifier des anticorps, mais ne sont pas toujours fiables pour le diagnostic."
}
},
{
"@type": "Question",
"name": "Comment différencier Neisseria gonorrhoeae ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "On utilise des milieux de culture spécifiques et des tests biochimiques pour l'identifier."
}
},
{
"@type": "Question",
"name": "Les symptômes aident-ils au diagnostic ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes cliniques orientent le diagnostic, mais des tests sont nécessaires pour confirmation."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes d'une infection à Neisseria gonorrhoeae ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des douleurs urinaires, des écoulements et des douleurs pelviennes."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une méningite ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Fièvre, raideur de la nuque, maux de tête intenses et confusion mentale sont des signes clés."
}
},
{
"@type": "Question",
"name": "Les infections à Neisseria sont-elles asymptomatiques ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections, comme celles à Neisseria gonorrhoeae, peuvent être asymptomatiques."
}
},
{
"@type": "Question",
"name": "Comment se manifeste une septicémie à Neisseria ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle se manifeste par une fièvre élevée, des frissons, une hypotension et des éruptions cutanées."
}
},
{
"@type": "Question",
"name": "Les symptômes varient-ils selon l'âge ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier, notamment chez les jeunes enfants et les personnes âgées."
}
},
{
"@type": "Question",
"name": "Comment prévenir les infections à Neisseria ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'utilisation de préservatifs et la réduction du nombre de partenaires sexuels sont essentielles."
}
},
{
"@type": "Question",
"name": "La vaccination est-elle efficace contre Neisseria ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la vaccination contre Neisseria meningitidis réduit significativement le risque d'infection."
}
},
{
"@type": "Question",
"name": "Quelles populations doivent être vaccinées ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les adolescents, les étudiants en internat et les personnes immunodéprimées doivent être vaccinés."
}
},
{
"@type": "Question",
"name": "Les mesures d'hygiène aident-elles ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une bonne hygiène personnelle et des pratiques sexuelles sûres réduisent le risque d'infection."
}
},
{
"@type": "Question",
"name": "Les campagnes de sensibilisation sont-elles utiles ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles augmentent la connaissance des risques et des méthodes de prévention des infections."
}
},
{
"@type": "Question",
"name": "Quel est le traitement de l'infection gonococcique ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement standard est une antibiothérapie, souvent avec des céphalosporines et de l'azithromycine."
}
},
{
"@type": "Question",
"name": "Comment traiter une méningite à Neisseria ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le traitement inclut des antibiotiques intraveineux et parfois des corticostéroïdes pour réduire l'inflammation."
}
},
{
"@type": "Question",
"name": "Les antibiotiques sont-ils toujours efficaces ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, certaines souches de Neisseria gonorrhoeae montrent des résistances aux antibiotiques."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements préventifs ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la vaccination contre Neisseria meningitidis est recommandée pour certaines populations à risque."
}
},
{
"@type": "Question",
"name": "Les traitements sont-ils différents pour les enfants ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les dosages et certains médicaments peuvent varier selon l'âge et le poids de l'enfant."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec Neisseria gonorrhoeae ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent la maladie inflammatoire pelvienne, l'infertilité et des infections articulaires."
}
},
{
"@type": "Question",
"name": "Quels sont les risques d'une méningite non traitée ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les risques incluent des séquelles neurologiques, des pertes auditives et un risque de décès."
}
},
{
"@type": "Question",
"name": "Les infections à Neisseria peuvent-elles être mortelles ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines infections, comme la méningite, peuvent être fatales sans traitement rapide."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications à long terme ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications à long terme incluent des douleurs chroniques et des problèmes de fertilité."
}
},
{
"@type": "Question",
"name": "Les infections à Neisseria affectent-elles la grossesse ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent entraîner des complications comme des accouchements prématurés ou des infections néonatales."
}
},
{
"@type": "Question",
"name": "Quels sont les principaux facteurs de risque ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des rapports sexuels non protégés, plusieurs partenaires et un statut immunitaire affaibli."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il le risque d'infection ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les jeunes adultes et les adolescents sont plus à risque d'infections à Neisseria."
}
},
{
"@type": "Question",
"name": "Les antécédents médicaux jouent-ils un rôle ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents d'infections sexuellement transmissibles augmentent le risque d'infection."
}
},
{
"@type": "Question",
"name": "Le statut socio-économique influence-t-il le risque ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les personnes à faible revenu peuvent avoir un accès limité aux soins de santé et à la prévention."
}
},
{
"@type": "Question",
"name": "Les voyages à l'étranger augmentent-ils le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, voyager dans des régions avec une prévalence élevée d'infections à Neisseria augmente le risque."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 08/02/2026
Contenu vérifié selon les dernières recommandations médicales
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Functional and Evolutionary Ecology, Environmental Cell Biology Group, University of Vienna, Vienna, Djerassiplatz 1, 1030, Vienna, Austria.
University of Vienna, Vienna Doctoral School of Ecology and Evolution, Vienna, Austria.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Molecular Biology and Laboratory for Molecular Infection Medicine Sweden (MIMS), Umeå Centre for Microbial Research (UCMR), Umeå University, Umeå, SE-90187, Sweden.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Département de microbiologie, infectiologie et immunologie, Université de Montréal, Montréal, QC, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Functional and Evolutionary Ecology, Environmental Cell Biology Group, University of Vienna, Vienna, Djerassiplatz 1, 1030, Vienna, Austria.
University of Vienna, Vienna Doctoral School of Ecology and Evolution, Vienna, Austria.
Division of Microbial Ecology, Center for Microbiology and Environmental Systems Science, , University of Vienna, Djerassiplatz 1, 1030, Vienna, Austria.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Functional and Evolutionary Ecology, Environmental Cell Biology Group, University of Vienna, Vienna, Djerassiplatz 1, 1030, Vienna, Austria.
University of Vienna, Vienna Doctoral School of Ecology and Evolution, Vienna, Austria.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Bacterial Cell Biology & Physiology, Swammerdam Institute of Life Sciences, Faculty of Science, University of Amsterdam, Science Park 904, 1098, Amsterdam, the Netherlands.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Indiana University, Bloomington, IN, 47405, USA.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Département de microbiologie, infectiologie et immunologie, Université de Montréal, Montréal, QC, Canada.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Molecular Biology and Laboratory for Molecular Infection Medicine Sweden (MIMS), Umeå Centre for Microbial Research (UCMR), Umeå University, Umeå, SE-90187, Sweden.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
Department of Functional and Evolutionary Ecology, Environmental Cell Biology Group, University of Vienna, Vienna, Djerassiplatz 1, 1030, Vienna, Austria. silvia.bulgheresi@univie.ac.at.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
INRS-Centre Armand-Frappier Santé Biotechnologie, Bacterial Symbionts Evolution, Laval, QC, H7V 1B7, Canada. frederic.veyrier@inrs.ca.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
1Institute for Veterinary Medical Research, Centre for Agricultural Research, P.O. Box 18, H-1581, Budapest, Hungary.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
1Institute for Veterinary Medical Research, Centre for Agricultural Research, P.O. Box 18, H-1581, Budapest, Hungary.
Publications dans "Neisseriaceae" :
1 publication dans cette catégorie
Affiliations :
2Small Animal Clinic, University of Veterinary Medicine, Budapest, Hungary.
Publications dans "Neisseriaceae" :
The prokaryotic generic names...
A biological concentrate was produced from cultures of an Avène aquatic microflora isolate, namely Aquaphilus dolomiae. Some of the beneficial effects on diseased and damaged skin are thought to be du...
An extract of A. dolomiae (A. dolomiae extract-G2, ADE-G2) was evaluated for its wound-healing effects using in vitro and ex vivo models of injured skin....
The effect of ADE-G2 on the proliferation of fibroblasts, migration of keratinocytes and re-epithelialization of ex vivo wounded skin explants was measured. Antimicrobial protection by ADE-G2 was meas...
ADE-G2 increased fibroblast proliferation and keratinocyte migration, as well as re-epithelialization of wounded ex vivo skin. ADE-G2 induced the expression of all AMP genes analysed in keratinocytes,...
We have shown the broad spectrum of the repairing properties of the A. dolomiae extract, ADE-G2. These results support the use of ADE-G2 as a promising component for use in formulations aimed at repai...
Aquaphilus dolomiae (AD) is a unique isolate from Avène Thermal Spring Water. I-Modulia, the first biotech extract from culture of AD, was used as immune modulator in Th2 inflammatory models. In this ...
Sensitive skin is a common condition of hyper-reactivity to external stimuli, e.g. heat or abrasion. The symptoms are subjective but can be measured using validated emotional and technical methods. Av...
To assess facial skin reactivity after repeated application of two formulations containing ADE-G3....
In open-label studies, healthy subjects with sensitive facial skin applied cream or balm twice daily for 84 days. The severity of skin sensitivity was measured using the Sensitive Scale (based on quan...
There was a significant decrease in the EDR after stimuli immediately after the application of both ADE-G3 formulations, which continued to decrease over 84 days (40-50% decrease by D85). Likewise, al...
These results demonstrated that two formulations containing ADE-G3 reduced skin sensitivity, indicating a decreased activation of the sympathetic nervous system associated with this condition....
Anti-CRISPR proteins are encoded by phages to inhibit the CRISPR-Cas systems of the hosts. AcrIIC5 inhibits several naturally high-fidelity type II-C Cas9 enzymes, including orthologs from Neisseria m...
Atopic dermatitis (AD) is a common skin disease characterized by recurrent pruritic inflammatory skin lesions and defects of the skin barrier. Bacterial infection with Staphylococcus aureus contribute...
Here, we have investigated the effects of an extract of A. dolomiae, A. dolomiae extract-G1 (ADE-G1), on the structural barrier function of keratinocytes, tight junction (TJ) protein expression and th...
An epidermal cell culture model mimicking the AD environment and phenotype was used, in which S. aureus-infected cell cultures of normal human epidermal keratinocytes were exposed to a proinflammatory...
Aquaphilus dolomiae extract-G1 strongly increased TER in non-infected cells and provided protection against infection by overcoming the decrease in TER induced by the infection with S. aureus. In infe...
ADE-G1 reinforces barrier function and strongly protects TJ barrier disruption induced by bacterial infection and inflammation....
Inflammatory skin disorders, including atopic dermatitis (AD), associated pruritus and sensitive skin, have a complex multifactorial pathogenesis including neurogenic inflammation involving the releas...
In vitro models evaluated the effect of the original biological extract of Aquaphilus dolomiae extract-G3 (ADE-G3) on cutaneous neurogenic inflammation....
ADE-G3 significantly inhibited SP-stimulated release of IL-1β and TNF-α from normal human epidermal keratinocytes; significantly and dose-dependently inhibited SP-stimulated activation of human mast c...
Topically applied ADE-G3, once formulated, may improve neuro-inflammation in patients with inflammatory skin disorders....
The order Neisseriales contains 37 genera harboring 122 species with validly published names, which are placed into two families, Neisseriaceae and Chromobacteriaceae. Genome sequences are now availab...
Acquiring new DNA allows the emergence of drug resistance in bacteria. Some Pasteurellaceae and Neisseriaceae species preferentially take up specific sequence tags. The study of such sequences is ther...
Shellfish waste is a primary source for making N-acetyl-D-glucosamine. Thus, establishing a high-efficiency and low-cost bioconversion method to produce N-acetyl-D-glucosamine directly from shellfish ...
A mutant C81 was obtained from Chitinolyticbacter meiyuanensis SYBC-H1 via...
This study demonstrated that the mutant C81 is suitable for converting crayfish shell powder into GlcNAc in an aqueous-organic system....