Fig. 3: Case of dedifferentiated chondrosarcoma with minimal dedifferentiation.
From: Dedifferentiated chondrosarcoma with minimal or small dedifferentiated component

Vast majority of the tumor is grade 1 (A) or grade 2 chondrosarcoma (B). C Dedifferentiated focus (<1 cm, left and center) juxtaposed to well-differentiated cartilaginous component (right). D Higher magnification of dedifferentiation component.