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- Talk
- Canada
Myxoid Liposarcoma Can Be Managed by Marginal Surgical Resection in Conjunction with Neoadjuvant Radiotherapy
Description
In this presentation, Jonathan Perera discusses the findings of a retrospective study exploring the efficacy of marginal resection for myxoid liposarcoma patients who underwent neoadjuvant or preoperative radiotherapy. He highlights the traditional approach to soft tissue sarcomas, which emphasizes wide local excisions with surrounding healthy tissue. Using radiological examples of large myxoid liposarcomas, he illustrates the extensive surgical intervention typically required and suggests that marginal excisions could improve patient outcomes without sacrificing oncological safety.
The study encompasses patients treated between 2000 and 2018, examining various factors including tumor volume and necrosis, to categorize outcomes across three groups: those receiving marginal resections, wide local excisions, and those with positive margins. With an analysis of 89 cases, the results revealed only a single local recurrence within the marginal group, challenging the conventional view that only wide margins are safe. Kaplan-Meier analyses showed no significant differences in local recurrence rates or overall survival between the groups, provided patients had received radiotherapy.
This research suggests that marginal resections, while still requiring careful surgical assessment, may effectively manage myxoid liposarcomas without detrimentally impacting functional outcomes or increasing recurrence risks. Perera concludes by advocating for collaborative research efforts to further refine surgical approaches for treating myxoid liposarcoma across various international clinical centers.