Would you offer adjuvant radiotherapy for a malignant fibromyxoid tumor of soft tissue with margin < 1 cm on re-excision?
Adverse features include increased nuclear size, nuclear atypia, and mitotic activity up to 10/50 HPF.
Answer from: Radiation Oncologist at Academic Institution
Malignant ossifying fibromyxoid tumors are very rare and from a pathologic perspective, often get lumped under the tumors of intermediate malignant potential and of uncertain differentiation category.
The expectation that the histologically malignant fibromyxoid tumors behave malignant, and thus I ...