When would you recommend adjuvant radiation therapy for a patient with a completely resected (negative margins) dermatofibrosarcoma protuberans?
Answer from: Radiation Oncologist at Academic Institution
Surgical resection is the preferred method of treatment for these tumors. Completely resected [negative margins] should have at least 2.5-3 cm clear margins beyond the tumor. A biopsy/resection with close margins is not acceptable treatment. The only time I would treat these patien...