mesenchymal chondrosarcoma
[mesˈeŋkiməl ˌkɔndrəusɑ:ˈkəumə]
Mesenchymal chondrosarcoma is a form of malignant chondrosarcoma.}} Unlike most chondrosarcomas, mesenchymal chondrosarcoma grows rapidly, tends to spread, and occurs more often in children and young adults than in older adults.