Surgery confers survival benefit in De Novo metastatic soft tissue sarcoma patients with low Ki67 or low total lesion glycolysis: a combined PET/CT and clinicopathological analysis - Report - MDSpire

Surgery confers survival benefit in De Novo metastatic soft tissue sarcoma patients with low Ki67 or low total lesion glycolysis: a combined PET/CT and clinicopathological analysis

  • By

  • Shaoli Li

  • Xin Zheng

  • Menglei Jin

  • Hui Wang

  • Rui Bai

  • Ying Dong

  • July 10, 2026

  • 0 min

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Clinical Report: Surgical Intervention Improves Survival in De Novo Metastatic STS

Overview

This study evaluates the prognostic value of ¹⁸F-FDG PET/CT metabolic parameters in patients with de novo metastatic soft tissue sarcoma (STS).

Background

Soft tissue sarcomas are rare but contribute significantly to cancer-related morbidity and mortality. The prognosis for patients with de novo metastatic STS remains poor, and treatment is primarily palliative. The role of surgical intervention in this context is controversial, with a lack of robust evidence to guide clinical decision-making.

Data Highlights

No numerical data or trial data provided in the source material.

Key Findings

  • Patients with de novo metastatic STS were analyzed for the prognostic value of ¹⁸F-FDG PET/CT metabolic parameters.
  • Low Ki67 and reduced total lesion glycolysis were identified as potential indicators for surgical intervention.
  • The study highlights the lack of validated criteria for selecting patients for primary tumor resection in metastatic STS.
  • Evidence for the benefit of primary tumor resection in metastatic STS is primarily derived from small, retrospective studies.
  • Further prospective, biomarker-driven clinical trials are needed to validate these findings.

Clinical Implications

The findings indicate that metabolic parameters from ¹⁸F-FDG PET/CT may help identify patients with de novo metastatic STS for surgical intervention.

Conclusion

Further research is necessary to establish definitive criteria for patient selection regarding surgical intervention in de novo metastatic STS.

Related Resources & Content

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  7. Soft Tissue Sarcoma Treatment (PDQ®) - PDQ Cancer Information Summaries - NCBI Bookshelf
  8. Doxorubicin–Trabectedin with Trabectedin Maintenance in Leiomyosarcoma | New England Journal of Medicine
  9. https://cancerimagingjournal.biomedcentral.com/counter/pdf/10.1186/s40644-025-00912-x.pdf

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