Titre : Perception visuelle

Perception visuelle : Questions médicales fréquentes

Termes MeSH sélectionnés :

Colon
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des troubles visuels ?\nComment les troubles visuels affectent-ils la vie quotidienne ?\nQuels risques de dépression avec troubles visuels ?\nLes troubles de la perception peuvent-ils s'aggraver ?\nQuelles sont les conséquences d'une agnosie visuelle ?", "url": "https://questionsmedicales.fr/mesh/D014796?mesh_terms=Colon&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Perception visuelle", "description": "Quels facteurs de risque pour troubles visuels ?\nLe diabète augmente-t-il les risques visuels ?\nComment l'hypertension affecte-t-elle la vision ?\nLe stress influence-t-il la perception visuelle ?\nLes antécédents de traumatismes oculaires sont-ils un risque ?", "url": "https://questionsmedicales.fr/mesh/D014796?mesh_terms=Colon&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer la perception visuelle ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de vision, comme l'optométrie, évaluent la perception visuelle." } }, { "@type": "Question", "name": "Quels examens pour troubles de la perception ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "L'IRM et l'électrorétinogramme aident à diagnostiquer les troubles de la perception." } }, { "@type": "Question", "name": "Quels signes indiquent un problème visuel ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Des difficultés à voir, des illusions ou des distorsions visuelles peuvent indiquer un problème." } }, { "@type": "Question", "name": "Quand consulter un spécialiste de la vue ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Consultez un ophtalmologiste si vous ressentez des changements soudains de vision." } }, { "@type": "Question", "name": "Quelles sont les causes de troubles visuels ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Les causes incluent les maladies oculaires, les traumatismes et les troubles neurologiques." } }, { "@type": "Question", "name": "Quels symptômes de troubles de la perception ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Les symptômes incluent la vision floue, les halos, et les difficultés de profondeur." } }, { "@type": "Question", "name": "Comment reconnaître une illusion visuelle ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Les illusions visuelles se manifestent par des perceptions erronées d'objets ou de couleurs." } }, { "@type": "Question", "name": "Qu'est-ce que l'agnosie visuelle ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "L'agnosie visuelle est l'incapacité de reconnaître des objets malgré une vision intacte." } }, { "@type": "Question", "name": "Quels signes d'une fatigue visuelle ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Les signes incluent des maux de tête, des yeux secs et une vision floue après un usage prolongé." } }, { "@type": "Question", "name": "Comment se manifeste la synesthésie visuelle ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "La synesthésie visuelle se manifeste par des associations involontaires entre couleurs et sons." } }, { "@type": "Question", "name": "Comment prévenir les troubles de la perception ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Protégez vos yeux avec des lunettes de soleil et faites des examens réguliers." } }, { "@type": "Question", "name": "Quel rôle joue l'alimentation sur la vision ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation riche en vitamines A, C et E peut aider à maintenir une bonne vision." } }, { "@type": "Question", "name": "Comment réduire la fatigue visuelle ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Faites des pauses régulières lors de l'utilisation d'écrans pour réduire la fatigue visuelle." } }, { "@type": "Question", "name": "Pourquoi éviter le tabac pour la vision ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Le tabac augmente le risque de maladies oculaires comme la dégénérescence maculaire." } }, { "@type": "Question", "name": "L'exercice physique aide-t-il la vision ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'exercice régulier améliore la circulation sanguine, bénéfique pour la santé oculaire." } }, { "@type": "Question", "name": "Quels traitements pour troubles de la perception ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent la thérapie visuelle, les lunettes et parfois la chirurgie." } }, { "@type": "Question", "name": "Comment la thérapie visuelle aide-t-elle ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "La thérapie visuelle améliore la coordination œil-main et la perception visuelle." } }, { "@type": "Question", "name": "Les lunettes corrigent-elles la perception ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les lunettes corrigent les erreurs de réfraction et améliorent la perception visuelle." } }, { "@type": "Question", "name": "Quand envisager une chirurgie oculaire ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La chirurgie est envisagée pour des problèmes structurels comme la cataracte ou le glaucome." } }, { "@type": "Question", "name": "Quels médicaments pour troubles visuels ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments peuvent traiter des conditions comme le glaucome ou les infections oculaires." } }, { "@type": "Question", "name": "Quelles complications des troubles visuels ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la perte de vision, l'isolement social et des troubles émotionnels." } }, { "@type": "Question", "name": "Comment les troubles visuels affectent-ils la vie quotidienne ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent limiter les activités quotidiennes, affecter le travail et la mobilité." } }, { "@type": "Question", "name": "Quels risques de dépression avec troubles visuels ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Les troubles visuels augmentent le risque de dépression en raison de l'isolement social." } }, { "@type": "Question", "name": "Les troubles de la perception peuvent-ils s'aggraver ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, sans traitement, certains troubles de la perception peuvent s'aggraver avec le temps." } }, { "@type": "Question", "name": "Quelles sont les conséquences d'une agnosie visuelle ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "L'agnosie visuelle peut entraîner des difficultés dans la reconnaissance d'objets et des interactions sociales." } }, { "@type": "Question", "name": "Quels facteurs de risque pour troubles visuels ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les facteurs incluent l'âge, les antécédents familiaux et les maladies chroniques." } }, { "@type": "Question", "name": "Le diabète augmente-t-il les risques visuels ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le diabète peut causer des complications oculaires comme la rétinopathie diabétique." } }, { "@type": "Question", "name": "Comment l'hypertension affecte-t-elle la vision ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "L'hypertension peut endommager les vaisseaux sanguins de l'œil, entraînant des troubles visuels." } }, { "@type": "Question", "name": "Le stress influence-t-il la perception visuelle ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le stress peut affecter la concentration et la clarté de la perception visuelle." } }, { "@type": "Question", "name": "Les antécédents de traumatismes oculaires sont-ils un risque ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les traumatismes oculaires augmentent le risque de troubles de la perception visuelle." } } ] } ] }

Sources (6336 au total)

Colonic TRPV4 overexpression is related to constipation severity.

Chronic constipation is prevalent and involves both colon sensitivity and various changes in intestinal bacteria, particularly mucosa-associated microflora. Here we examined regulatory mechanisms of T... Colon epithelial cell lines were co-cultured with various enterobacteria (bacterial components and supernatant), folate, LPS, or short chain fatty acids. TRPV4 expression levels and promoter DNA methy... Co-culture of CCD841 cells with P. acnes, C. perfringens, or S. aureus transiently decreased TRPV4 expression but did not induce methylation. Co-culture with clinical isolates and standard strains of ... Colon epithelium cells had increased TRPV4 expression upon co-culture with K. oxytoca, E. faecalis, or E. coli supernatants, as well as TNFα-stimulated TNFαR1 expression via a pathway other than p38. ...

A Colonic Organoid Model Challenged with the Large Toxins of

Human adult colon organoids were cultured on membrane inserts. Tight junction (TJ) proteins and actin cytoskeleton were analyzed for expression via Western blotting and via confocal laser-scanning mic... Polarized intestinal organoid monolayers were established from stem cell-containing colon organoids to apply toxins from the apical side and to perform functional measurements in the organoid model. T... Adult stem cell-derived human colonic organoid monolayers were applicable as a colon infection model for electrophysiological measurements. The TJ changes noted can explain the epithelial barrier dysf...

A retrospective evaluation of short-term results from colonic stenting as a bridge to elective surgery versus emergency surgery for malignant colonic obstruction.

The efficacy and safety of self-expanding metallic stent (SEMS) placement as a bridge to elective surgery versus emergency surgery to treat malignant colonic obstruction is debated. This study aimed t...

Importance of Ileum and Colon in Children with Short Bowel Syndrome.

It is well known that small bowel length is a dominant prognostic indicator in patients with short bowel syndrome (SBS). The relative importance of jejunum, ileum, and colon is less well defined in ch... A retrospective review of 51 children with SBS was conducted at a single institution. The duration of parenteral nutrition use was the main outcome variable. The length of the remaining intestine as w... Children with greater than 10% expected small bowel length or more than 30 cm of small bowel achieved enteral autonomy faster than those with less. The presence of ileocecal valve enhanced the ability... The preservation of ileum and colon is important in patients with SBS. Approaches to preserve or lengthen ileum and colon may be beneficial for these patients.... IV....

[Delayed meconium passage due to malrotation and colon atresia].

If a newborn does not pass the first bowel movement within 48 hours, there may be an underlying cause. We describe a rare cause of delayed meconium passage.... The neonate was born after a gestational age of 40 weeks and 2 days. The home birth was followed by a good start. Radiological imaging was performed due to the absence of the first stool and an increa... Delayed meconium passage has a very extensive differential diagnosis, in which an atresia of the intestine is one of the possibilities. A quick and structured approach is essential to prevent a possib...

Combined Endoscopic Robotic Surgery for Complex Colon Polyps.

Combined endoscopic robotic surgery is a surgical technique that modifies traditional endoscopic laparoscopic surgery with robotic assistance to aid in the removal of complex colonic polyps. This tech... This study aimed to evaluate the safety and outcomes of combined endoscopic robotic surgery.... A retrospective review of a prospective database.... East Jefferson General Hospital, Metairie, Louisiana.... Ninety-three consecutive patients who underwent combined endoscopic robotic surgery from March 2018 to October 2021 were included in the study.... Operative time, intraoperative complication, 30-day postoperative complication, hospital length of stay, and follow-up pathology report results were the main outcome measures.... Combined endoscopic robotic surgery was completed in 88 of 93 participants (95%). Among the 88 participants who completed combined endoscopic robotic surgery, the average age was 66 years (SD = 10), B... Limitations for our study include a lack of randomization and follow-up rate to assess for recurrence. The low compliance rate may be due to procedure cancelations/difficulty scheduling because of cha... Compared to literature-reported statistics for its laparoscopic counterpart, combined endoscopic robotic surgery was associated with decreased operation times and resection site polyp recurrence. See ... ANTECEDENTES:La cirugía robótica endoscópica combinada es una técnica quirúrgica que modifica la cirugía laparoscópica endoscópica tradicional con asistencia robótica para ayudar en la extracción de p...