820254.fig.001a
(a)
820254.fig.001b
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820254.fig.001c
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820254.fig.001d
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Figure 1: (a) The pelvic resection specimen of dedifferentiated chondrosarcoma demonstrated low-grade component (left) abruptly juxtaposed to high-grade dedifferentiated component (right) (10x, H&E). (b) Focal osteoid formation was present within the dedifferentiated component (20x, H&E). (c) The lung metastases consisted entirely of the dedifferentiated component of the primary tumor (10x, H&E). (d) Focal osteoid formation was noted within the metastatic tumor (20x, H&E).