questionsmedicales.fr
Système nerveux
Système nerveux central
Encéphale
Prosencéphale
Télencéphale
Cerveau
Cortex cérébral
Cortex sensorimoteur
Cortex visuel
Cortex visuel : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"name": "Comment diagnostiquer une lésion du cortex visuel ?",
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"text": "Un examen neurologique et des imageries cérébrales comme l'IRM sont utilisés."
}
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{
"@type": "Question",
"name": "Quels tests évaluent la fonction visuelle ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de champ visuel et d'acuité visuelle sont couramment utilisés."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une dysfonction du cortex visuel ?",
"position": 3,
"acceptedAnswer": {
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"text": "Des troubles de la perception visuelle, comme l'agnosie, peuvent indiquer une dysfonction."
}
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"@type": "Question",
"name": "Quel rôle joue l'électroencéphalogramme (EEG) ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'EEG peut aider à détecter des anomalies électriques liées à des troubles visuels."
}
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{
"@type": "Question",
"name": "Comment évaluer la vision des couleurs ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests spécifiques comme le test de Ishihara sont utilisés pour évaluer la vision des couleurs."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes d'une lésion du cortex visuel ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des troubles de la vision, des hallucinations visuelles et des difficultés de reconnaissance."
}
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{
"@type": "Question",
"name": "Comment se manifeste l'agnosie visuelle ?",
"position": 7,
"acceptedAnswer": {
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"text": "L'agnosie visuelle se manifeste par l'incapacité de reconnaître des objets malgré une vision intacte."
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"name": "Qu'est-ce que l'hémianopsie ?",
"position": 8,
"acceptedAnswer": {
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}
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{
"@type": "Question",
"name": "Quels troubles peuvent affecter la perception des mouvements ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des troubles comme la simultagnosie peuvent affecter la perception des mouvements et des objets."
}
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{
"@type": "Question",
"name": "Quels symptômes indiquent une migraine occulaire ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent des troubles visuels temporaires, comme des éclairs lumineux ou des taches."
}
},
{
"@type": "Question",
"name": "Comment prévenir les lésions cérébrales ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter les traumatismes crâniens, adopter un mode de vie sain et contrôler les maladies vasculaires."
}
},
{
"@type": "Question",
"name": "Quels examens réguliers sont recommandés ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des examens ophtalmologiques réguliers peuvent aider à détecter précocement des troubles visuels."
}
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{
"@type": "Question",
"name": "Comment réduire le risque de migraines ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Éviter les déclencheurs connus, gérer le stress et maintenir une bonne hydratation peuvent aider."
}
},
{
"@type": "Question",
"name": "Quels conseils pour protéger la santé oculaire ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Porter des lunettes de soleil, éviter les écrans excessifs et avoir une alimentation équilibrée."
}
},
{
"@type": "Question",
"name": "Comment gérer le stress pour prévenir les troubles visuels ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des techniques de relaxation comme le yoga et la méditation peuvent aider à réduire le stress."
}
},
{
"@type": "Question",
"name": "Quels traitements existent pour les troubles visuels ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent la rééducation visuelle, la thérapie occupationnelle et parfois des médicaments."
}
},
{
"@type": "Question",
"name": "Comment traiter l'agnosie visuelle ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "La thérapie cognitive et des exercices de reconnaissance peuvent aider à traiter l'agnosie."
}
},
{
"@type": "Question",
"name": "Quels médicaments peuvent aider les migraines visuelles ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments comme les triptans et les anti-inflammatoires peuvent soulager les migraines."
}
},
{
"@type": "Question",
"name": "Comment la rééducation visuelle fonctionne-t-elle ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "La rééducation visuelle utilise des exercices pour améliorer la perception et la reconnaissance visuelle."
}
},
{
"@type": "Question",
"name": "Quels sont les traitements pour l'hémianopsie ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des stratégies de compensation et des exercices de champ visuel peuvent aider à gérer l'hémianopsie."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une lésion du cortex visuel ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent des troubles cognitifs, des problèmes de coordination et des difficultés d'apprentissage."
}
},
{
"@type": "Question",
"name": "Comment l'hémianopsie affecte-t-elle la vie quotidienne ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'hémianopsie peut compliquer la conduite, la lecture et d'autres activités nécessitant une vision complète."
}
},
{
"@type": "Question",
"name": "Quels risques sont associés à l'agnosie visuelle ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'agnosie peut entraîner des difficultés dans les interactions sociales et des problèmes d'autonomie."
}
},
{
"@type": "Question",
"name": "Quelles sont les conséquences des migraines fréquentes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des migraines fréquentes peuvent entraîner des troubles de l'humeur, de l'anxiété et des absences au travail."
}
},
{
"@type": "Question",
"name": "Comment les troubles visuels peuvent-ils affecter l'éducation ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les troubles visuels peuvent nuire à l'apprentissage, nécessitant des adaptations scolaires spécifiques."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de lésions cérébrales ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traumatismes crâniens, les AVC et les maladies neurodégénératives augmentent le risque."
}
},
{
"@type": "Question",
"name": "Comment l'âge influence-t-il les troubles visuels ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le vieillissement peut entraîner une dégénérescence des cellules nerveuses et des troubles visuels."
}
},
{
"@type": "Question",
"name": "Quels rôles jouent les antécédents familiaux ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents familiaux de troubles neurologiques peuvent augmenter le risque de dysfonction visuelle."
}
},
{
"@type": "Question",
"name": "Comment le diabète affecte-t-il la vision ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le diabète peut entraîner des complications oculaires comme la rétinopathie diabétique, affectant la vision."
}
},
{
"@type": "Question",
"name": "Quels comportements augmentent le risque de migraines ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le stress, le manque de sommeil et une mauvaise alimentation peuvent déclencher des migraines."
}
}
]
}
]
}
This is the first ever reported case of mpox (monkeypox) causing penile lesions and acute urinary retention (AUR) in a homosexual man, who had intercourse with his confirmed positive mpox (monkeypox) ...
Prostate lymphomas (LP) are rare, fewer than 300 cases have been reported in the literature. Each time they are a diagnostic surprise as is the case with our study that is typical, didactic and report...
Postoperative urinary retention (POUR) is a well-known complication after gynecologic surgery. Our objective was to investigate whether the choice of pharmacologic agent for reversing neuromuscular bl...
To investigate the outcome, determine the predictors for the success of, and evaluate the efficacy of pharmacokinetic therapy on trial catheter removal for women with urinary retention....
Inclusion criteria were female patients with acute urinary retention defined as painful, palpable, or percussive bladder, when the patient is unable to pass any urine, accompanied by postvoid residual...
Fifty-nine of 104 (56.7%) women with urinary retention were catheter-free post trial. There was no significant difference between successful and non-successful trials in average age (p = .392), median...
This is the first retrospective study to investigate the predictive factors for successful trial catheter removal in women with urinary retention. A serum albumin value >3 mg/dl at diagnosis of urinar...
A 78-year-old man with postoperative recurrence of esophageal cancer was admitted to the hospital due to chest pain and dyspnea. Oral short-acting opioids provided some relief, but chest pain persiste...
To investigate the trial of spontaneous urination without catheter (TWOC) outcomes for men with acute urinary retention, determine successful TWOC predictors, and evaluate the impact of add-on medicat...
This retrospective study included men with acute urinary retention and post-void residual (PVR) >250 mL who underwent TWOC between July 2009 and July 2019. Patients were divided into a medicated group...
Among 576 men with urinary retention, 269 (46.7%) constituted the medicated group and 307 (53.3%) the naïve. The naïve group comprised more elderly patients (P = 0.010) with higher Eastern Cooperative...
This is the first study classifying patients with urinary retention according to medication status. Both medicated and naïve groups had different patient backgrounds and TWOC outcome predictors, sugge...
This study was designed to evaluate the efficacy of low-frequency electroacupuncture (EA) in the prevention of urinary retention after orthopedic surgery....
A double-blind placebo-controlled clinical trial....
Eighty patients with spinal anesthesia were randomly allocated into the groups of EA (40 cases) and control (40 cases). In the first group, the EA was applied to four points of SP6, SP9, ST28, and CV2...
The incidence of urinary retention and incomplete urination in the EA group was significantly lower than that in the control group; the time to first urination was shorter in the intervention group th...
Electroacupuncture after spinal anesthesia improves bladder function and reduces the need for a urinary catheter and its possible complications....
Lichen sclerosus is a chronic inflammatory dermatitis, with a predilection for the anogenital area. In later stages, lichen sclerosus may develop into widespread scarring, and occasionally leading to ...
An 82-year-old woman was evaluated for almost complete urinary retention, with concomitant continuous enuretic urinary leakage all day and night and recurrent urinary tract infection symptoms. The gyn...
The featured procedure was completed in 25 min and blood loss was negligible. No surgical complications were observed. On postoperative day 1, the patient was successfully discharged home with topical...
The featured video shows a vulvo-perineoplasty performed in a patient with lichen sclerosus-related complete introital obliteration and urinary retention. The procedure was successful in obtaining ana...
Postpartum urinary retention requires timely detection and intervention as late detection can lead to long-term voiding dysfunction; however, trends in the prevalence of urinary retention during the p...
MEDLINE, CINAHL, Ichu-shi web, and J-stage databases were searched up until October 2020. Two researchers screened and included observational studies reporting the prevalence of urinary retention up t...
From 24 studies, the overall overt and covert urinary retention prevalence rates were estimated to be 1% and 13%, respectively. The prevalence of overt urinary retention over time was 2% at 6 h postpa...
By postpartum day 4 after vaginal delivery, 14% of women were found to have experienced urinary retention. The highest prevalence was observed at 6 h postpartum, suggesting that urinary retention coul...
This study aims to determine whether the use of preoperative transdermal scopolamine is associated with an increased risk of postoperative urinary retention in urogynecologic surgeries....
This is a retrospective chart review study of women who underwent surgery between January 1, 2018, and December 31, 2020. Patients who received a scopolamine patch versus those who did not were compar...
A total of 449 women underwent a vaginal or laparoscopic hysterectomy, midurethral sling placement, uterosacral or sacrospinous ligament suspension, sacrocolpopexy, anterior/posterior colporrhaphy, or...
Use of a transdermal scopolamine patch for nausea and vomiting prophylaxis is associated with increased risk of postoperative urinary retention across all urogynecologic surgeries....