Giant retroperitoneal liposarcoma with colonic infiltration as a cause of gastrointestinal bleeding: Case report and literature review

The relationship between gastrointestinal bleeding and colonic infiltration in retroperitoneal liposarcomas may reflect the association between tumor dedifferentiation and invasive behavior. This underscores the importance of curative-intent surgical management as the primary therapeutic strategy, despite the challenge posed by the proximity to critical neurovascular structures.