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Thoracic sarcomas in children

R J Andrassy1, E S Wiener, R B Raney

  • 1Intergroup Rhabdomyosarcoma Study Committee.

Annals of Surgery
|March 6, 1998
PubMed
Summary
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This study reviewed thoracic sarcomas in children from the Intergroup Rhabdomyosarcoma Studies (IRS) II and III. Clinical group and recurrence significantly impacted survival, highlighting the need for improved local control strategies.

Area of Science:

  • Pediatric Oncology
  • Surgical Oncology
  • Clinical Trials

Background:

  • Thoracic sarcomas in children pose challenges in diagnosis, resection, and local control.
  • Previous studies indicate high rates of local and distant relapse in pediatric thoracic sarcomas.

Purpose of the Study:

  • To review the experience of the Intergroup Rhabdomyosarcoma Studies (IRS) II and III with pediatric thoracic sarcomas.
  • To identify factors influencing progression-free and overall survival in these patients.

Main Methods:

  • Retrospective review of 84 patients from IRS II and III with thoracic sarcomas.
  • Progression-free and overall survival analyzed using Kaplan-Meier and Cox proportional hazards models.
  • Statistical significance assessed via log-rank test and multivariate regression analysis.

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Main Results:

  • Overall survival was significantly associated with clinical group and recurrence (local/distant).
  • Multivariate analysis confirmed clinical group and recurrence as key prognostic factors.
  • Forty-two percent of patients survived with a mean follow-up of 1.8 years.

Conclusions:

  • Patient outcomes correlate with the extent of tumor resection (complete vs. residual).
  • Difficulty in identifying margin status may necessitate intensified local control for Group I patients.
  • High relapse rates underscore the need for novel strategies to prevent local and distant recurrence.