Titre : Pupille

Pupille : Questions médicales fréquentes

Termes MeSH sélectionnés :

REM Sleep Behavior Disorder
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réactivité de la pupille ?\nComment détecter un réflexe pupillaire ?\nQuels outils sont utilisés pour examiner la pupille ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Pupille", "description": "Quels symptômes indiquent une dilatation anormale de la pupille ?\nQue signifie une pupille réactive à la lumière ?\nQuels signes peuvent indiquer une pupille non réactive ?\nComment la douleur oculaire affecte-t-elle la pupille ?\nQuels symptômes accompagnent une anisocorie ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Pupille", "description": "Comment prévenir les troubles pupillaires ?\nQuels examens réguliers sont recommandés ?\nComment protéger les yeux des UV ?\nQuels aliments favorisent la santé des yeux ?\nComment éviter la fatigue oculaire ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Pupille", "description": "Comment traiter une pupille dilatée ?\nQuels médicaments affectent la taille de la pupille ?\nQuand une intervention chirurgicale est-elle nécessaire ?\nComment traiter une pupille non réactive ?\nQuels remèdes naturels peuvent aider la santé des yeux ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Pupille", "description": "Quelles complications peuvent survenir avec une pupille non réactive ?\nComment une infection peut-elle affecter la pupille ?\nQuels risques sont associés à une chirurgie de la pupille ?\nComment une lésion cérébrale affecte-t-elle la pupille ?\nQuels effets secondaires des médicaments peuvent affecter la pupille ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Pupille", "description": "Quels facteurs augmentent le risque de troubles pupillaires ?\nComment le stress affecte-t-il la pupille ?\nQuels médicaments sont des facteurs de risque pour la pupille ?\nQuel rôle joue l'âge dans la santé de la pupille ?\nComment les maladies systémiques influencent-elles la pupille ?", "url": "https://questionsmedicales.fr/mesh/D011680?mesh_terms=REM+Sleep+Behavior+Disorder&page=5#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer la taille de la pupille ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "La taille de la pupille est mesurée en millimètres à l'aide d'un ophtalmoscope." } }, { "@type": "Question", "name": "Quelles anomalies pupillaires peuvent indiquer une maladie ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des pupilles asymétriques ou non réactives peuvent signaler des troubles neurologiques." } }, { "@type": "Question", "name": "Quel test évalue la réactivité de la pupille ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Le test de la lumière évalue la réactivité de la pupille à la lumière." } }, { "@type": "Question", "name": "Comment détecter un réflexe pupillaire ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "On observe la contraction de la pupille en réponse à la lumière ou à un objet proche." } }, { "@type": "Question", "name": "Quels outils sont utilisés pour examiner la pupille ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Un ophtalmoscope et une lampe à fente sont couramment utilisés pour cet examen." } }, { "@type": "Question", "name": "Quels symptômes indiquent une dilatation anormale de la pupille ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Une dilatation anormale peut être accompagnée de maux de tête ou de vision floue." } }, { "@type": "Question", "name": "Que signifie une pupille réactive à la lumière ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Une pupille réactive indique un bon fonctionnement du nerf optique et du système nerveux." } }, { "@type": "Question", "name": "Quels signes peuvent indiquer une pupille non réactive ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Une pupille non réactive peut signaler une lésion cérébrale ou une intoxication." } }, { "@type": "Question", "name": "Comment la douleur oculaire affecte-t-elle la pupille ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "La douleur oculaire peut entraîner une constriction ou une dilatation de la pupille." } }, { "@type": "Question", "name": "Quels symptômes accompagnent une anisocorie ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "L'anisocorie peut s'accompagner de vision double ou de maux de tête." } }, { "@type": "Question", "name": "Comment prévenir les troubles pupillaires ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Évitez les traumatismes oculaires et consultez régulièrement un ophtalmologiste." } }, { "@type": "Question", "name": "Quels examens réguliers sont recommandés ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des examens ophtalmologiques réguliers aident à détecter précocement les anomalies pupillaires." } }, { "@type": "Question", "name": "Comment protéger les yeux des UV ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Portez des lunettes de soleil avec protection UV pour prévenir les dommages oculaires." } }, { "@type": "Question", "name": "Quels aliments favorisent la santé des yeux ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Les légumes à feuilles vertes, les carottes et les poissons gras sont bénéfiques pour les yeux." } }, { "@type": "Question", "name": "Comment éviter la fatigue oculaire ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Faites des pauses régulières lors de l'utilisation d'écrans pour réduire la fatigue oculaire." } }, { "@type": "Question", "name": "Comment traiter une pupille dilatée ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement dépend de la cause sous-jacente, comme des médicaments ou une intervention chirurgicale." } }, { "@type": "Question", "name": "Quels médicaments affectent la taille de la pupille ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme les mydriatiques peuvent provoquer une dilatation de la pupille." } }, { "@type": "Question", "name": "Quand une intervention chirurgicale est-elle nécessaire ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Une chirurgie peut être nécessaire en cas de traumatisme ou de maladies oculaires graves." } }, { "@type": "Question", "name": "Comment traiter une pupille non réactive ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement vise à traiter la cause, comme une infection ou une lésion cérébrale." } }, { "@type": "Question", "name": "Quels remèdes naturels peuvent aider la santé des yeux ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des compléments comme la lutéine et des aliments riches en antioxydants peuvent être bénéfiques." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une pupille non réactive ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications neurologiques graves peuvent survenir, nécessitant une attention médicale urgente." } }, { "@type": "Question", "name": "Comment une infection peut-elle affecter la pupille ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Une infection oculaire peut entraîner une inflammation et des changements dans la taille de la pupille." } }, { "@type": "Question", "name": "Quels risques sont associés à une chirurgie de la pupille ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les risques incluent l'infection, les saignements et des complications de la vision." } }, { "@type": "Question", "name": "Comment une lésion cérébrale affecte-t-elle la pupille ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Une lésion cérébrale peut provoquer des changements dans la réactivité et la taille de la pupille." } }, { "@type": "Question", "name": "Quels effets secondaires des médicaments peuvent affecter la pupille ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Certains médicaments peuvent provoquer une dilatation ou une constriction anormale de la pupille." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque de troubles pupillaires ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents familiaux, les traumatismes oculaires et certaines maladies neurologiques augmentent le risque." } }, { "@type": "Question", "name": "Comment le stress affecte-t-il la pupille ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le stress peut provoquer une dilatation temporaire de la pupille en raison de la réponse au stress." } }, { "@type": "Question", "name": "Quels médicaments sont des facteurs de risque pour la pupille ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Les médicaments comme les antidépresseurs et les mydriatiques peuvent affecter la pupille." } }, { "@type": "Question", "name": "Quel rôle joue l'âge dans la santé de la pupille ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Avec l'âge, la réactivité de la pupille peut diminuer, augmentant le risque de troubles." } }, { "@type": "Question", "name": "Comment les maladies systémiques influencent-elles la pupille ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Des maladies comme le diabète peuvent affecter la santé des nerfs oculaires et la pupille." } } ] } ] }

Sources (10000 au total)

Spatiotemporal characteristics of cortical activities of REM sleep behavior disorder revealed by explainable machine learning using 3D convolutional neural network.

Isolated rapid eye movement sleep behavior disorder (iRBD) is a sleep disorder characterized by dream enactment behavior without any neurological disease and is frequently accompanied by cognitive dys...

FDG-PET combined with learning vector quantization allows classification of neurodegenerative diseases and reveals the trajectory of idiopathic REM sleep behavior disorder.

We applied a combination of SSM/PCA and GMLVQ as a classifier on FDG-PET data of healthy controls, AD, DLB, and PD patients. We determined the diagnostic performance by performing a ten times repeated... The GMLVQ prototypes, relevance diagonal, and decision space voxel maps showed metabolic patterns that agree with previously identified disease-related brain patterns. The GMLVQ decision space showed ... In this proof-of-concept study, we show that GMLVQ provides a classification of patients with neurodegenerative disorders, and may be useful in future studies investigating speed of progression in pro...

The relationship between serum neurofilament light chain and glial fibrillary acidic protein with the REM sleep behavior disorder subtype of Parkinson's disease.

Studies have shown that rapid eye movement (REM) sleep behavior disorder (RBD) is a subtype of Parkinson's disease (PD) characterized by severe cognitive impairment and rapid disease progression. Howe...

Longitudinal evolution of cortical thickness signature reflecting Lewy body dementia in isolated REM sleep behavior disorder: a prospective cohort study.

The isolated rapid-eye-movement sleep behavior disorder (iRBD) is a prodromal condition of Lewy body disease including Parkinson's disease and dementia with Lewy bodies (DLB). We aim to investigate th... We enrolled 22 DLB patients, 44 healthy controls, and 50 video polysomnography-proven iRBD patients. Participants underwent 3-T magnetic resonance imaging (MRI) and clinical/neuropsychological evaluat... The DLB-pattern was characterized by thinning of the temporal, orbitofrontal, and insular cortices and relative preservation of the precentral and inferior parietal cortices. The DLB-pattern expressio... Cortical thickness signature can effectively reflect the longitudinal evolution of Lewy body dementia in the iRBD population. Replication studies would further validate the utility of this imaging mar...

Heart Rate Variability in evaluation of autonomic dysfunction in idiopathic REM-sleep behaviour disorder.

Nearly 80% of people diagnosed with idiopathic REM sleep behaviour disorder (iRBD) via video-polysomnography (v-PSG) are expected to be in the prodromal stage of an alpha-synucleinopathy. Signs of aut... The aim of this study was to evaluate dysautonomia in iRBD subjects using HRV obtained during different sleep stages and wakefulness from v-PSG.... Subjects positively screened by an RBD screening questionnaire (RBD-SQ) underwent v-PSG to diagnose RBD. HRV obtained from v-PSG recordings was correlated to dysautonomia evaluated from a Non-Motor Sy... Out of 72 positively screened subjects, 29 subjects were diagnosed as iRBD (mean age 66 ± 7.7 years) by v-PSG. Eighty-three per cent of the iRBD subjects in our cohort were at the time of diagnosis cl... The presented study did not confirm the possibility of using HRV from v-PSG records of patients with iRBD to predict dysautonomia expressed by questionnaire methods. This is probably due to several co...

Occipital hypometabolism is a risk factor for conversion to Parkinson's disease in isolated REM sleep behaviour disorder.

Isolated REM sleep behaviour disorder (iRBD) patients are at high risk of developing clinical syndromes of the α-synuclein spectrum. Progression markers are needed to determine the neurodegenerative c... Twenty iRBD patients underwent two consecutive... Individual hypometabolism t-maps revealed three scenarios: (1) normal... Our results suggest that occipital hypometabolism at baseline in iRBD implies a short-term conversion to PD. This might help in stratification strategies for disease-modifying trials....

Cognitive training and promoting a healthy lifestyle for individuals with isolated REM sleep behavior disorder: study protocol of the delayed-start randomized controlled trial CogTrAiL-RBD.

Isolated REM sleep behavior disorder (iRBD) is an early α-synucleinopathy often accompanied by incipient cognitive impairment. As executive dysfunctions predict earlier phenotypic conversion from iRBD... The study CogTrAiL-RBD investigates the short- and long-term effectiveness and the feasibility and underlying neural mechanisms of a cognitive training intervention for individuals with iRBD. The inte... This study will provide insights into whether cognitive training and psychoeducation on a healthy, active lifestyle have short- and long-term (neuro-)protective effects for individuals with iRBD.... The study was prospectively registered in the German Clinical Trial Register (DRKS00024898) on 2022-03-11, https://drks.de/search/de/trial/DRKS00024898 .... V5 2023-04-24....