questionsmedicales.fr
Phénomènes physiologiques oculaires
Acuité visuelle
Acuité visuelle : Questions médicales fréquentes
Termes MeSH sélectionnés :
Aggregatibacter actinomycetemcomitans
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"description": "Comment évaluer l'acuité visuelle ?\nQuels tests sont utilisés pour le diagnostic ?\nQuand consulter un ophtalmologiste ?\nQu'est-ce qu'un examen de la vue ?\nQuels signes indiquent une mauvaise acuité visuelle ?",
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"description": "Quels sont les symptômes d'une mauvaise acuité visuelle ?\nLa vision double est-elle liée à l'acuité visuelle ?\nComment la myopie affecte-t-elle l'acuité visuelle ?\nQuels sont les signes d'une dégénérescence maculaire ?\nLa fatigue oculaire peut-elle réduire l'acuité visuelle ?",
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"description": "Comment prévenir la perte d'acuité visuelle ?\nL'utilisation d'écrans affecte-t-elle l'acuité visuelle ?\nQuels aliments sont bons pour la santé des yeux ?\nLe tabagisme affecte-t-il l'acuité visuelle ?\nComment protéger ses yeux du soleil ?",
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"description": "Quelles complications peuvent résulter d'une mauvaise acuité ?\nLa cataracte affecte-t-elle l'acuité visuelle ?\nQuels risques sont associés à la dégénérescence maculaire ?\nComment le diabète affecte-t-il l'acuité visuelle ?\nLes infections oculaires peuvent-elles réduire l'acuité ?",
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"name": "Comment évaluer l'acuité visuelle ?",
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"text": "L'acuité visuelle est évaluée à l'aide de tableaux optométriques et de tests spécifiques."
}
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{
"@type": "Question",
"name": "Quels tests sont utilisés pour le diagnostic ?",
"position": 2,
"acceptedAnswer": {
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"text": "Les tests incluent le test de Snellen et le test de vision de près."
}
},
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"@type": "Question",
"name": "Quand consulter un ophtalmologiste ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Consultez un ophtalmologiste si vous avez une vision floue persistante ou des changements soudains."
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"@type": "Question",
"name": "Qu'est-ce qu'un examen de la vue ?",
"position": 4,
"acceptedAnswer": {
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{
"@type": "Question",
"name": "Quels signes indiquent une mauvaise acuité visuelle ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des signes incluent la difficulté à lire, à reconnaître des visages ou à voir de loin."
}
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{
"@type": "Question",
"name": "Quels sont les symptômes d'une mauvaise acuité visuelle ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent vision floue, difficulté à voir la nuit et fatigue oculaire."
}
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{
"@type": "Question",
"name": "La vision double est-elle liée à l'acuité visuelle ?",
"position": 7,
"acceptedAnswer": {
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"text": "Oui, la vision double peut indiquer un problème d'acuité visuelle ou de coordination oculaire."
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"@type": "Question",
"name": "Comment la myopie affecte-t-elle l'acuité visuelle ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "La myopie rend difficile la vision des objets éloignés, affectant l'acuité visuelle."
}
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{
"@type": "Question",
"name": "Quels sont les signes d'une dégénérescence maculaire ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les signes incluent des taches sombres dans le champ visuel et une vision déformée."
}
},
{
"@type": "Question",
"name": "La fatigue oculaire peut-elle réduire l'acuité visuelle ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la fatigue oculaire peut temporairement diminuer l'acuité visuelle et causer des douleurs."
}
},
{
"@type": "Question",
"name": "Comment prévenir la perte d'acuité visuelle ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Adoptez une alimentation saine, protégez vos yeux du soleil et faites des examens réguliers."
}
},
{
"@type": "Question",
"name": "L'utilisation d'écrans affecte-t-elle l'acuité visuelle ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une utilisation prolongée d'écrans peut causer fatigue oculaire et diminuer temporairement l'acuité."
}
},
{
"@type": "Question",
"name": "Quels aliments sont bons pour la santé des yeux ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les aliments riches en oméga-3, vitamines C et E, et zinc sont bénéfiques pour les yeux."
}
},
{
"@type": "Question",
"name": "Le tabagisme affecte-t-il l'acuité visuelle ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme augmente le risque de maladies oculaires et peut réduire l'acuité visuelle."
}
},
{
"@type": "Question",
"name": "Comment protéger ses yeux du soleil ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Portez des lunettes de soleil avec protection UV pour réduire les risques de dommages oculaires."
}
},
{
"@type": "Question",
"name": "Quels traitements améliorent l'acuité visuelle ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des lunettes, des lentilles de contact et la chirurgie réfractive."
}
},
{
"@type": "Question",
"name": "Comment les lunettes corrigent-elles l'acuité visuelle ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les lunettes corrigent la réfraction de la lumière pour améliorer la clarté de la vision."
}
},
{
"@type": "Question",
"name": "La chirurgie au laser est-elle efficace ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la chirurgie au laser peut corriger des problèmes de vision comme la myopie et l'hypermétropie."
}
},
{
"@type": "Question",
"name": "Quels médicaments peuvent aider l'acuité visuelle ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments peuvent traiter des conditions comme le glaucome, mais ne corrigent pas l'acuité."
}
},
{
"@type": "Question",
"name": "Les exercices oculaires améliorent-ils l'acuité ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les exercices oculaires peuvent aider à soulager la fatigue, mais n'améliorent pas l'acuité structurelle."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent résulter d'une mauvaise acuité ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des accidents, une qualité de vie réduite et des problèmes psychologiques."
}
},
{
"@type": "Question",
"name": "La cataracte affecte-t-elle l'acuité visuelle ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la cataracte peut provoquer une vision floue et une diminution de l'acuité visuelle."
}
},
{
"@type": "Question",
"name": "Quels risques sont associés à la dégénérescence maculaire ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "La dégénérescence maculaire peut entraîner une perte de vision centrale et des difficultés à lire."
}
},
{
"@type": "Question",
"name": "Comment le diabète affecte-t-il l'acuité visuelle ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diabète peut causer des complications oculaires comme la rétinopathie, affectant l'acuité."
}
},
{
"@type": "Question",
"name": "Les infections oculaires peuvent-elles réduire l'acuité ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les infections oculaires peuvent entraîner une inflammation et une diminution de l'acuité visuelle."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour l'acuité visuelle ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'âge, les antécédents familiaux, le diabète et l'exposition au soleil."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il l'acuité visuelle ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'acuité visuelle tend à diminuer avec l'âge en raison de diverses conditions oculaires."
}
},
{
"@type": "Question",
"name": "Le diabète est-il un facteur de risque ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le diabète augmente le risque de maladies oculaires qui peuvent affecter l'acuité."
}
},
{
"@type": "Question",
"name": "Les antécédents familiaux jouent-ils un rôle ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux de maladies oculaires peuvent augmenter le risque d'acuité réduite."
}
},
{
"@type": "Question",
"name": "L'exposition au soleil est-elle un risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une exposition prolongée sans protection peut endommager les yeux et affecter l'acuité."
}
}
]
}
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The bacterial genus Aggregatibacter was categorized in 2006 to accommodate the former Actinobacillus actinomycetemcomitans, Haemophilus aphrophilus, and H. segnis species. Aggregatibacter kilianii is ...
An 80-year-old female patient with distal common bile duct cancer was admitted to our hospital with sudden loss of consciousness and general weakness, fever, and abdominal pain for 3 days. Two colonia...
This article presents the first case of a clinical isolate of A. kilianii outside Europe. This case is also the first of the antimicrobial profile of this strain. This report highlights the importance...
Cytolethal distending toxins (Cdt) are a family of toxins produced by several human pathogens which infect mucocutaneous tissue and induce inflammatory disease. Human macrophages exposed to...
Periodontal disease occurs frequently in patients with limited cutaneous systemic sclerosis (lcSSc) while data about underlying pathways contributing to periodontal changes are scarce. The aim of this...
In 38 lcSSc patients and 38 controls, periodontal status was evaluated by disease-specific questionnaire, dental examination including bleeding on probing (BOP), pocket depth, and plaque index, and de...
Periodontitis was present in 31 patients with lcSSc (81.6%) and in 27 controls (71.1%) (p = .280). LcSSc patients had a lower teeth number (p = .039) and Eikenella corrodens was to a higher degree det...
Periodontal disease may occur frequently in patients with lcSSc and may be associated with arterial stiffness and with SSc activity....
Periodontitis in adolescents has historically been rare in the Nordic countries but could be expected to increase due to changing demographics. The primary aim was to cross-sectionally examine the pre...
Adolescents born in 2001 who had a dental examination in 2016 (n = 1656) were screened for proximal bone loss using bitewing radiographs taken during dental examinations (2014-2016). Individuals exhib...
Proximal bone loss was identified in 24 individuals (1.45%) based on the radiographs. Thirteen of these cases were periodontally examined and matched with 26 controls. Most cases were diagnosed with p...
The results suggest that periodontitis is increasing among adolescents in Sweden because of demographic differences (an increasingly heterogenous population), and emphasize the importance of radiograp...
This study explores the risk for cancer by level of antibodies to the anaerobe oral bacteria of periodontitis Tannerella forsythia (TF), Porphyromonas gingivalis (PG), and Treponema denticola (TD) all...
The objective of the study was to evaluate the prevalence and proportions of antibiotic-resistant species in periodontitis patients....
A systematic scoping review of randomized clinical trials (RCTs) was conducted using the PRISMA extension for scoping reviews involving different databases. MeSH terms and keywords were provided to ex...
Six RCTs were chosen. These studies included 465 patients. Most investigations observed that while Aggregatibacter actinomycetemcomitans, Tannerella forsythia, and Porphyromonas gingivalis had low res...
Adjunctive local and systemic antibiotic treatment temporarily increased the antibiotic resistance of subgingival microorganisms; nonetheless, many bacteria remained susceptible to antibiotics during ...
Spatially resolving chemical landscapes surrounding microbial communities can provide insight into chemical interactions that dictate cellular physiology. Electrochemical techniques provide an attract...
Molar-incisor pattern periodontitis (MIPP) in the absence of significant local risk factors or systemic disease, is a rare, early onset periodontal disease phenotype, with 0.5% to 2.5% global prevalen...
Neutrophils were obtained from whole blood samples of periodontally healthy and MIPP subjects and incubated with the JP2 clone or a non-JP2 clone of...
JP2 and non-JP2 survival was comparable between all the neutrophil groups. Resistance to neutrophil necrosis following exposure to JP2 was significantly lower in the MIPP group, than in all the other ...
This study portrays a fundamental difference in neutrophil response to JP2 infection between periodontally healthy and MIPP patients. This was evident in the resistance to necrosis, and lower ROS and ...
Titanium implants are subject to bacterial adhesion and peri-implantitis induction, and biosurfactants bring a new alternative to the fight against infections. This work aimed to produce and character...
The most common type of periodontal disease is chronic periodontitis, an inflammatory condition caused by pathogenic bacteria in subgingival plaque. The aim of our study was the development of a real-...