What are the ESMO diagnostic guidelines for retroperitoneal/intra-abdominal soft tissue sarcoma (STS)?

Updated: Dec 03, 2020
  • Author: Steven C Katz, MD, FACS; Chief Editor: Edwin Choy, MD, PhD  more...
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The ESMO guidelines also include a recommendation for functional assessment of the contralateral kidney. In addition, ESMO considers a pretreatment core biopsy to be required but cautions against open or laparoscopic biopsy. [6]

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