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"@type": "Question",
"name": "Comment l'optogénétique est-elle diagnostiquée ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle est diagnostiquée par des techniques d'imagerie et des tests fonctionnels sur des cellules modifiées."
}
},
{
"@type": "Question",
"name": "Quels outils sont utilisés pour le diagnostic ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des microscopes à fluorescence et des systèmes de stimulation lumineuse sont utilisés."
}
},
{
"@type": "Question",
"name": "Peut-on diagnostiquer des troubles avec l'optogénétique ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle aide à étudier des troubles neurologiques en ciblant des neurones spécifiques."
}
},
{
"@type": "Question",
"name": "L'optogénétique nécessite-t-elle des échantillons biologiques ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des échantillons de tissus ou de cellules sont souvent nécessaires pour l'analyse."
}
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{
"@type": "Question",
"name": "Quels types de cellules sont ciblées en optogénétique ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Principalement des neurones, mais aussi d'autres types cellulaires peuvent être modifiés."
}
},
{
"@type": "Question",
"name": "Quels symptômes l'optogénétique peut-elle aider à étudier ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle aide à étudier des symptômes comme l'anxiété, la dépression et les troubles moteurs."
}
},
{
"@type": "Question",
"name": "L'optogénétique peut-elle induire des symptômes ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elle ne provoque pas de symptômes, mais elle permet d'observer des réponses neuronales."
}
},
{
"@type": "Question",
"name": "Comment l'optogénétique aide-t-elle à comprendre les symptômes ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle permet de manipuler des circuits neuronaux pour observer les effets sur le comportement."
}
},
{
"@type": "Question",
"name": "Peut-on mesurer des symptômes en temps réel ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'optogénétique permet des mesures en temps réel des réponses neuronales aux stimuli."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont liés aux troubles traités par l'optogénétique ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme les convulsions, les troubles de l'humeur et les déficits cognitifs."
}
},
{
"@type": "Question",
"name": "L'optogénétique peut-elle aider à prévenir des maladies ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Indirectement, en permettant une meilleure compréhension des mécanismes de la maladie."
}
},
{
"@type": "Question",
"name": "Comment l'optogénétique contribue-t-elle à la recherche préventive ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle permet d'étudier les facteurs de risque et les mécanismes sous-jacents des maladies."
}
},
{
"@type": "Question",
"name": "Peut-on utiliser l'optogénétique pour des études épidémiologiques ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut être intégrée dans des études pour comprendre la propagation des maladies."
}
},
{
"@type": "Question",
"name": "Quels types de prévention sont envisagés avec l'optogénétique ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des stratégies de prévention basées sur la modulation des circuits neuronaux."
}
},
{
"@type": "Question",
"name": "L'optogénétique peut-elle aider à identifier des biomarqueurs ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elle peut aider à identifier des biomarqueurs pour des maladies neurologiques."
}
},
{
"@type": "Question",
"name": "L'optogénétique est-elle utilisée comme traitement ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle est principalement utilisée pour la recherche, mais a un potentiel thérapeutique."
}
},
{
"@type": "Question",
"name": "Quels types de maladies pourraient bénéficier de l'optogénétique ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maladies comme la maladie de Parkinson, l'épilepsie et les troubles de l'humeur."
}
},
{
"@type": "Question",
"name": "Comment l'optogénétique est-elle administrée ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle est administrée par l'insertion de gènes sensibles à la lumière dans des cellules cibles."
}
},
{
"@type": "Question",
"name": "Quels sont les résultats attendus des traitements optogénétiques ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Amélioration des symptômes neurologiques et modulation des circuits neuronaux."
}
},
{
"@type": "Question",
"name": "Y a-t-il des effets secondaires connus ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les effets secondaires sont encore à l'étude, mais peuvent inclure des réponses immunitaires."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec l'optogénétique ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications peuvent inclure des infections ou des réactions aux vecteurs utilisés."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques associés à l'optogénétique ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les risques incluent des effets indésirables liés à la manipulation génétique."
}
},
{
"@type": "Question",
"name": "Comment minimiser les complications en optogénétique ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "En suivant des protocoles stricts et en surveillant les patients après les interventions."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles fréquentes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles sont rares, mais la recherche continue d'évaluer la sécurité de la technique."
}
},
{
"@type": "Question",
"name": "Quelles sont les complications à long terme ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications à long terme sont encore mal comprises et nécessitent des études approfondies."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour l'optogénétique ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents médicaux, des maladies neurologiques et des traitements antérieurs."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il les résultats de l'optogénétique ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'âge peut affecter la réponse aux traitements optogénétiques et la récupération."
}
},
{
"@type": "Question",
"name": "Y a-t-il des facteurs environnementaux à considérer ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des facteurs comme le stress et l'exposition à des toxines peuvent influencer les résultats."
}
},
{
"@type": "Question",
"name": "Les facteurs génétiques jouent-ils un rôle ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les variations génétiques peuvent influencer la réponse aux interventions optogénétiques."
}
},
{
"@type": "Question",
"name": "Comment évaluer les facteurs de risque en optogénétique ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Par des évaluations cliniques et des études génétiques pour identifier les vulnérabilités."
}
}
]
}
]
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To establish whether axial growth and refractive error can be modulated in anisohyperopic children by imposing relative peripheral hyperopic defocus (RPHD) using multifocal soft contact lenses....
This study is a prospective, controlled paired-eye study with anisohyperopic children. Axial growth and refractive error were observed without intervention for the first 6 months of the 3-year trial w...
Eleven participants, mean age of 10.56 years (SD 1.43; range 8.25-13.42), completed the trial. No increase in axial length (AL) was found during the first 6 months in either eye (p > 0.99). Axial grow...
Imposing RPHD using the centre-near, multifocal, contact lens specified here did not accelerate axial growth nor reduce refractive error in anisohyperopic children....
Country-specific estimates of the prevalence of refractive errors are important to formulate national eye health policies for refractive care services....
The purpose of this study was to systematically synthesise available literature and estimate the prevalence of refractive errors in the Nepalese population....
PubMed, Scopus, and Web of Science databases were systematically searched for articles on refractive errors and presbyopia published in English language until 27 September 2022. Population and school-...
A total of 38 studies with 101 701 participants were included: 18 studies in children (n = 31 596) and 20 in adults (n = 70 105). In children, the estimated pooled prevalence of overall refractive err...
The pooled prevalence of refractive errors is relatively low while uncorrected refractive errors and presbyopia are high in Nepalese population suggesting a need for better access to refractive care s...
This study aimed to assess parents' awareness of and perspectives on childhood refractive errors in Saudi Arabia....
This cross-sectional study was conducted between October and November 2020 in public schools across different regions of Saudi Arabia. Data were collected using an online questionnaire that assessed p...
A total of 358 parents from different regions of Saudi Arabia completed the questionnaire and were obtained in this study (response rate: 85%). Approximately one third (38.3%) of the parents reported ...
The level of awareness and perceptions regarding childhood refractive errors and spectacle wear was low among parents. Therefore, a policy is needed to improve the awareness and perception of the key ...
To establish the baseline distribution of refractive errors and associated factors amongst a population that attended primary care optometry clinics....
Retrospective cross sectional cohort study of electronic medical records (EMR)....
Electronic medical record data was extracted from forty optometry clinics, representing a mix of urban and rural areas in Ireland. The analysis was confined to demographic and clinical data gathered o...
153,598 clinic records were eligible for analysis. Refractive errors ranged from -26.00 to +18.50 D. Myopia was present in 32.7%, of which high myopia represented 2.4%, hyperopia in 40.1%, astigmatism...
Although EMR data is not representative of the population as a whole, it is likely to provide a reasonable representation of the distribution of clinically significant (symptomatic) refractive errors....
The study aimed to investigate the difference in refractive status and ocular parameters between ptotic and fellow eyes in patients with unilateral congenital ptosis....
Thirty patients (53% males, age 22.00 ± 11.41 years) with unilateral congenital ptosis diagnosed and treated at the First Affiliated Hospital of Sun-yat Sen University were enrolled and underwent deta...
A lower BCVA (logMAR, median (IQR), 0.00 (- 0.13,0.00), P = 0.009) and a higher incidence of amblyopia (n (%), 7(23%), P = 0.016) were observed in ptotic eyes. The CCT of ptotic eyes was greater than ...
Congenital ptosis influences ocular parameters, mainly causing a thicker and flatter cornea. Patients with unilateral congenital ptosis might have lower BCVA in the ptotic eyes....
The ocular biometry measures of the eye determine the refractive status, and while most refractive error develops during childhood, the ocular biometry measures of Aboriginal and Torres Strait Islande...
To investigate the ocular biometry of Aboriginal and Torres Strait Islander children, including measures important in determining refractive error and those which relate to the risk of ocular disease....
Participants included 252 primary and secondary school children (Aboriginal and Torres Strait Islander: 101; non-Indigenous: 151), aged between 4 and 18 years. Habitual monocular distance visual acuit...
The mean (±SD) spherical equivalent refractive error of Aboriginal and Torres Strait Islander children was significantly less hyperopic than non-Indigenous children (Aboriginal and Torres Strait Islan...
Differences exist in the refractive error, lens power, central corneal thickness, and intraocular pressure of Aboriginal and Torres Strait Islander children compared to non-Indigenous Australian child...
Uncorrected refractive error (RE) may affect the work performance of adults in the workplace. The aim of current study was to determine the prevalence of corrected and uncorrected RE, and the determin...
This was a cross-sectional study of Tehran University Medical Sciences' staff. Besides demographic and some specific questionnaires, ophthalmic examinations including the measurement of uncorrected vi...
In total, 4460 individuals with mean age of 42.32 ± 8.80 were included in the study. The VA of the better eye was 0.01 ± 0.05 logMAR for BCVA, 0.13 ± 0.26 for UCVA, and 0.05 ± 0.12 for presenting VA. ...
The prevalence of uncorrected RE and spectacle coverage were 5% and 10.7%, respectively. Myopia was almost three times more likely to be associated among employees with uncorrected RE....
Uncorrected refractive error (URE) is one of the main causes of visual impairments. URE may reduce interaction and learning in the classroom, leading to social isolation, irreversible amblyopia, lack ...
A cross-sectional school-based study was conducted in Nantong, China, including adolescents 12-19 years of age from 16 schools. URE was defined as presenting visual acuity worse than 6/12 and improvin...
A total of 2,910 adolescents were analyzed, of which 50.3% (n = 1,465) were male, and 49.7% (n = 1,445) were female. The mean age was 15.23 ± 1.77 years. The overall prevalence of URE was 23.7%. The t...
URE was highly prevalent among adolescents in China. Myopia was the most important risk factor for URE. The impact of anisometropia and increased daily use of electronic devices on URE was significant...
Refractive error, measured here as mean spherical equivalent (SER), is a complex eye condition caused by both genetic and environmental factors. Individuals with strong positive or negative values of ...
A cross-sectional, retrospective study was conducted from September 2013 through July 2014 to determine the prevalence of refractive errors among students attending public primary schools in Mexico. A...