Upper gastrointestinal bleeding of rare cause : gastric heterotopic pancreatic tissue, gastric lipoma, and duodenal stromal tumour. Three case reports
RsLes auteurs rapportent trois observations de 16sions extra-muqueuses.: hdtdrotopie pancr6atique, lipome avec localisation gastrique et tumeur stromale avec localisation duoddnale, compliqudes par h6morragie. A partir de ces observations, la discussion porte sur la fr6quence, le diagnostic et le traitement de ces 16sions.
SUMMARYThe authors report three cases of extra-epithelial lesions : heterotopic pancreatic tissue and lipoma with gastric localization and stromal tumour with duodenal localization, complicated by haemorrhage. Based on these cases, the authors discuss aspects related to the frequency, diagnosis and treatment of these lesions.