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- W2140147211 abstract "Les translocations bactériennes sont définies comme le passage de bactéries viables dˈorigine digestive à travers la barrière de la muqueuse intestinale vers les ganglions mésentériques et, de là, vers les organes à distance. Trois mécanismes ont été avancés pour expliquer ce phénomène : lˈaltération fonctionnelle de la muqueuse, la pullulation microbienne intestinale et certaines modifications immunitaires. Expérimentalement, les situations dˈischémie du tube digestif, de traumatisme, dˈinflammation chronique ou dˈimmunodépression augmentent les translocations bactériennes. Chez lˈhomme, les translocations bactériennes ont été régulièrement mise en évidence et dans certaines circonstances des infections secondaires ont pu être reliées à la translocation. En revanche, « lˈhypothèse intestinale » qui fait des translocations bactériennes un facteur déclenchant du syndrome inflammatoire à réponse systémique et du syndrome de défaillance multiviscérale nˈa pas pu, à ce jour, trouver de confirmation expérimentale ou clinique. Néanmoins, en pratique, certaines modifications nutritionnelles sont susceptibles de modifier la fréquence des translocations bactériennes expérimentales et ont été proposées à ce titre aux cliniciens. Bacterial translocation is defined as the passage of viable enteric bacteria across the intestinal mucosal barrier to the mesenteric lymph nodes and distant organs. Three mechanisms have been suggested to explain the phenomenon: altered intestinal barrier function, bacterial overgrowth, and impaired host defense. In experimental approach, reduced blood flow in the gut, trauma, chronic inflammation or immunosuppression are conditions that enhance bacterial translocation. In humans, bacterial translocation from the intestinal lumen has been demonstrated and some related infections have been identified. However, no data have confirmed the ˈintestinal hypothesisˈ which implicates the bacterial translocation in the systemic inflammatory response syndrome or in the multivisceral organ failure syndrome. Some nutritional variations may experimentally modify the incidence of bacterial translocations and are therefore proposed to clinicians." @default.
- W2140147211 created "2016-06-24" @default.
- W2140147211 creator A5029943377 @default.
- W2140147211 creator A5048467015 @default.
- W2140147211 date "2001-09-01" @default.
- W2140147211 modified "2023-10-17" @default.
- W2140147211 title "Translocation bactérienne : mythe ou réalité ?" @default.
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