What are the contraindications to surgery for the treatment of Wilms tumor?

Updated: Feb 01, 2019
  • Author: Tunc Ozan, MD; Chief Editor: Bradley Fields Schwartz, DO, FACS  more...
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Contraindications to primary surgery for Wilms tumor include bilateral tumors and documented metastatic disease. Large tumors that extend beyond the midline, have vascular extension, or both are relative contraindications, since some surgeons elect to obtain tissue via surgical excision, but this may expose patients to increased surgical risks.

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