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- W3208483726 abstract "L’endoscopie digestive haute et la coloscopie ne trouvent pas la cause d’une hémorragie digestive extériorisée dans 5 % des cas. On parle de saignement digestif inexpliqué ou « obscur ». L’angioscanner a une place précoce dans les situations cataclysmiques. Dans les situations « obscures », il faut savoir répéter les endoscopies bidirectionnelles si elles n’ont pas été réalisées dans des conditions optimales. La vidéocapsule endoscopique est l’examen clé pour l’exploration de l’intestin grêle. Elle doit être réalisée le plus tôt possible (et en tout cas dans les 14 jours) suivant l’événement hémorragique. L’entéroscanner et l’entéro-IRM peuvent compléter le bilan, à la recherche d’une tumeur hémorragique. L’entéroscopie profonde est dédiée à la thérapeutique. Des causes rares d’hémorragie digestive doivent être envisagées à l’issue de ce bilan ou si le terrain oriente d’emblée. In 5% of cases, oesophagogastroduodenoscopy and colonoscopy do not identify the source of a gastrointestinal bleeding. These cases are referred to as unexplained or “obscure” gastrointestinal bleeding. Computed Tomography angiogram plays an important role in early management of massive bleeding onsets. In the setting of an obscure gastrointestinal bleeding, it is important to repeat bidirectionnal endoscopy if they were not initialy performed in optimal technical conditions. Videocaspule endoscopy is then the key examination to investigate the small bowel. It should be performed as early as possible, within 14 days following an episode of obscure, patent, gastrointestinal bleeding. CT enterography and magnetic resonance enterography may complete the investigations, with a special interest when a bleeding protruding lesion is suspected. Device-assisted enteroscopy is specifically indicated for therapeutics. Rares causes of intestinal bleeding should carefully be looked for after primary exploration, or in case of evocating past medical history." @default.
- W3208483726 created "2021-11-08" @default.
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- W3208483726 date "2021-10-01" @default.
- W3208483726 modified "2023-09-30" @default.
- W3208483726 title "Des hémorragies digestives obscures... voire mystérieuses Obscure, if not mysterious, gastrointestinal bleeding…" @default.
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- W3208483726 doi "https://doi.org/10.1016/j.lpmfor.2021.10.014" @default.
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