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Biopsy Path Contamination in Primary Bone Sarcomas* * Work developed at the Departament of Ortopedics and Traumatology, Universidade Federal de São Paulo, São Paulo, SP, Brazil.

Abstract

Objective

To determine the incidence of contamination of the biopsy pathway in patients with primary bone sarcomas, as well as the clinical characteristics that influenced this outcome.

Materials and Methods

The anatomopathological reports of the patients who were treated by the Orthopedic Oncology Sector of the Orthopedic and Traumatology Department of this institution were retrospectively evaluated.

Results

Of the 148 patients included for evaluation in the present study, only 1 presented contamination by neoplastic cells in his biopsy pathway.

Conclusion

The bone biopsy procedure in patients with primary bone sarcomas presents great safety regarding pathway contamination when performed in specialized centers that treat this type of pathology.

Keywords:
Ewing sarcoma; osteosarcoma; biopsy

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