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Related Experiment Video

Updated: Jul 16, 2026

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma
07:55

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma

Published on: April 11, 2018

Giant retroperitoneal sarcomas: a single institution experience.

Giovanni B Doglietto1, Antonio P Tortorelli, Valerio Papa

  • 1Digestive Surgery Division, Department of Surgical Sciences, School of Medicine, Catholic University, Largo Gemelli 8, 00168, Rome, Italy.

World Journal of Surgery
|March 9, 2007
PubMed
Summary

Aggressive surgical management improves long-term survival for patients with retroperitoneal sarcomas (RS). Tumor size, even in giant RS (>=25 cm), did not significantly impact prognosis after complete resection.

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Area of Science:

  • Oncology
  • Surgical Oncology
  • Pathology

Background:

  • Retroperitoneal sarcomas (RS) are rare, often large, malignant soft-tissue tumors.
  • Their size frequently necessitates extensive surgical resection due to involvement of surrounding structures.
  • This study compares outcomes for giant RS (>=25 cm) versus smaller RS.

Purpose of the Study:

  • To assess clinical and pathological factors influencing prognosis in surgically treated RS patients.
  • To compare outcomes between giant and smaller retroperitoneal sarcomas.
  • To evaluate the impact of tumor size on surgical resectability and patient survival.

Main Methods:

  • Retrospective review of 73 primary RS patient records (1984-2003).
  • Statistical analysis of factors affecting overall and disease-free survival.

Related Experiment Videos

Last Updated: Jul 16, 2026

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma
07:55

Establishment of a Primary Culture of Patient-derived Soft Tissue Sarcoma

Published on: April 11, 2018

  • Comparison of outcomes based on tumor size (giant vs. smaller) and resection completeness.

    • Main Results:

    • Giant RS had lower resectability rates (54.2%) than smaller RS (84.2%).
    • Complete resection of giant RS involved adjacent organs more frequently (84.2%) than smaller RS (53.1%).
    • Tumor size did not significantly affect 5-year overall (60.9% vs. 56.3%) or disease-free survival (54.3% vs. 48.3%) after complete resection. Advanced stage, incomplete resection, high grade, non-liposarcoma histology, and positive margins were negative prognostic factors.

    Conclusions:

    • Aggressive surgical management is crucial for improving long-term survival in RS patients.
    • Complete surgical resection, regardless of initial tumor size, offers the best prognosis.
    • Factors like tumor grade and resection margins are critical determinants of outcome.