Hypoxie et mémoire : impacts neuropathologiques et neuropsychologiques des différents types d'hypoxie (notice n° 1027977)
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control field | 20250125171713.0 |
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Language code of text/sound track or separate title | fre |
042 ## - AUTHENTICATION CODE | |
Authentication code | dc |
100 10 - MAIN ENTRY--PERSONAL NAME | |
Personal name | Malle, Carine |
Relator term | author |
245 00 - TITLE STATEMENT | |
Title | Hypoxie et mémoire : impacts neuropathologiques et neuropsychologiques des différents types d'hypoxie |
260 ## - PUBLICATION, DISTRIBUTION, ETC. | |
Date of publication, distribution, etc. | 2012.<br/> |
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General note | 50 |
520 ## - SUMMARY, ETC. | |
Summary, etc. | RésuméQuel est l’impact du manque d’oxygène, ou hypoxie, sur le fonctionnement cérébral, en particulier sur la mémoire ? C’est la question à laquelle nous tentons de répondre dans cet article de synthèse. Nous nous sommes intéressés aux différents types d’hypoxie que sont l’hypoxie liée à l’altitude d’une part, et les hypoxies provoquées par des pathologies d’autre part. Une revue de la littérature de ces trente dernières années nous a permis de mettre en évidence les systèmes mnésiques principalement altérés par l’hypoxie : la mémoire de travail et la mémoire épisodique. Nous avons également distingué deux profils de troubles. Les troubles mnésiques observés chez les patients atteints de pathologies hypoxiques chroniques, ainsi que chez les sujets sains exposés de façon prolongée à l’altitude, semblent principalement causés par des déficits attentionnels et des perturbations des stratégies d’encodage et/ou de récupération. En revanche, la mémoire épisodique semble directement altérée chez les personnes ayant subi une hypoxie aiguë, que ce soit par intoxication ou en raison d’une exposition brutale à l’altitude. Si les traitements à base d’oxygène améliorent l’évolution des troubles mnésiques chez les patients atteints d’hypoxie chronique, leur efficacité semble limitée après une hypoxie aiguë, sans doute en raison de la formation de lésions cérébrales irréversibles. |
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Summary, etc. | Hypoxia and memory: neuropathological and memory impacts of the different types of hypoxiaTo what extent can a deficit in oxygen, i.e. hypoxia, affect cerebral functioning, and particularly memory? This is the question we attempted to answer in this article. We discussed the two main types of hypoxia, high-altitude-induced hypoxia on the one hand and disease-induced hypoxia on the other hand. A review of literature of the last 30 years allowed us to highlight the main memory systems impaired by these different types of hypoxia, namely working memory and episodic memory. We also distinguished two patterns of memory impairments. Indeed, memory disorders due to high-altitude chronic exposure and to chronic diseases seem to include mostly deficits in attention and learning and/or retrieval strategies, while it is episodic memory that is directly impaired in acute hypoxia, both in cases of abrupt high-altitude exposure and after carbon monoxide poisoning. Whereas oxygen-based treatments definitely improve the outcome of memory disorders in patients submitted to chronic hypoxia, their effectiveness seems limited after acute hypoxia, probably because of the development of irreversible cerebral lesions. |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | mémoire de travail |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | attention |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | mémoire épisodique |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | hypoxie |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | hippocampe |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | episodic memory |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | attention |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | hippocampus |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | working memory |
690 ## - LOCAL SUBJECT ADDED ENTRY--TOPICAL TERM (OCLC, RLIN) | |
Topical term or geographic name as entry element | hypoxia |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Bourrilhon, Cyprien |
Relator term | author |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Laisney, Mickael |
Relator term | author |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Quinette, Peggy |
Relator term | author |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Desgranges, Béatrice |
Relator term | author |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Eustache, Francis |
Relator term | author |
700 10 - ADDED ENTRY--PERSONAL NAME | |
Personal name | Piérard, Christophe |
Relator term | author |
786 0# - DATA SOURCE ENTRY | |
Note | Revue de neuropsychologie | Volume 4 | 1 | 2012-03-01 | p. 60-68 | 2101-6739 |
856 41 - ELECTRONIC LOCATION AND ACCESS | |
Uniform Resource Identifier | <a href="https://shs.cairn.info/revue-de-neuropsychologie-2012-1-page-60?lang=fr&redirect-ssocas=7080">https://shs.cairn.info/revue-de-neuropsychologie-2012-1-page-60?lang=fr&redirect-ssocas=7080</a> |
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