Fig. 1From: Comparison of clinical features, management and outcomes of osteosarcoma located in proximal fibula and proximal tibia: a propensity score matching analysisMeasurement of nearest of the blood vessels to reactive zone (NBR) and nearest of the blood vessels to tumor (NBT). a Diagram of NBR of politeal vessels. b Diagram of NBT of politeal vessels. c NBR of popliteal vessels was 0.4 cm. d NBT of popliteal vessel was 0.46 cmBack to article page