Editing Chondrosarcoma (section)

{{Short description|Malignant tumor originating in cartilage}}
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| name            = Chondrosarcoma
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| image           = Chondrosarcoma (1).jpg
| caption         = Histopathologic image of chondrosarcoma of the chest wall. Surgical resection of recurrent mass. H & E stain.
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'''Chondrosarcoma''' is a [[bone sarcoma]], a primary [[cancer]] composed of cells derived from transformed cells that produce [[cartilage]].<ref name="pmid18378543">{{cite journal|vauthors=Gelderblom H, Hogendoorn PC, Dijkstra SD |title=The clinical approach towards chondrosarcoma |journal=Oncologist |volume=13 |issue=3 |pages=320–9 |date=March 2008 |pmid=18378543 |doi=10.1634/theoncologist.2007-0237 |s2cid=20484590 |display-authors=etal |doi-access=free }}</ref> A chondrosarcoma is a member of a category of tumors of bone and soft tissue known as [[sarcoma]]s.  About 30% of bone sarcomas are chondrosarcomas.<ref>{{cite web |url=http://www.aanos.org/epidemiologyboneca.html |title=AANOS |access-date=2011-10-30 |url-status=dead |archive-url=https://web.archive.org/web/20120430183809/http://www.aanos.org/epidemiologyboneca.html |archive-date=2012-04-30 }}</ref> It is resistant to [[chemotherapy]] and [[radiotherapy]]. Unlike other primary bone sarcomas that mainly affect children and adolescents, a chondrosarcoma can present at any age. It more often affects the [[axial skeleton]] than the [[appendicular skeleton]].<ref name="urlChondrosarcoma: Overview - eMedicine Radiology">{{cite web |url=http://www.emedicine.com/radio/topic168.htm |title=Chondrosarcoma: Overview – eMedicine Radiology |access-date=2009-02-14}}</ref>