Figure 2From: Chemotherapy for the treatment of malignant peripheral nerve sheath tumors in neurofibromatosis 1: a 10-year institutional reviewOutcome of patients after initial treatment: a) R0 patients, b) R1 patients, c) R2 and non-surgical patients. R2=macroscopic tumor remaining post-operatively, R1=microscopic involved margins (residual disease), R0= microscopic tumor-free margins.Back to article page