chondrosarcoma

• M > F, 35 - 50 yrs
• malignant, poor prognosis
• tx: removal, RT

• sites: metaphysis, center of flat bones
  • pelvis, ribs, upper femur, shoulder
• slow growing
• large soft-tissue mass +/- flocculent calcifications
• sclerosis

• may arise from pre-existing "benign" enchondroma or osteochondroma

© 2002, C.E. Kahn, Jr.
2002-04-18