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*Low grade [[fibrosarcoma]]. | *Low grade [[fibrosarcoma]]. | ||
*[[Low-grade central osteosarcoma]].<ref name=inwards>{{cite journal |author=Inwards, CY |title=Low-grade central osteosarcoma versus fibrous dysplasia |journal=Pathology Case Reviews |volume=6 |issue=1 |pages=22-27 |year=2001 |pmid= |doi= |url= http://journals.lww.com/pathologycasereviews/Fulltext/2001/01000/Low_Grade_Central_Osteosarcoma_Versus_Fibrous.5.aspx }}</ref> | *[[Low-grade central osteosarcoma]].<ref name=inwards>{{cite journal |author=Inwards, CY |title=Low-grade central osteosarcoma versus fibrous dysplasia |journal=Pathology Case Reviews |volume=6 |issue=1 |pages=22-27 |year=2001 |pmid= |doi= |url= http://journals.lww.com/pathologycasereviews/Fulltext/2001/01000/Low_Grade_Central_Osteosarcoma_Versus_Fibrous.5.aspx }}</ref> | ||
*Gnathic ossifying fibroma<ref>http://www.nature.com/modpathol/journal/v20/n3/full/3800753a.html</ref> - Prominent calcified spherules, no associated GNAS mutation | *Gnathic ossifying fibroma(Cemento-ossifying fibroma)<ref>http://www.nature.com/modpathol/journal/v20/n3/full/3800753a.html</ref> - Prominent calcified spherules, no associated GNAS mutation | ||
** | ** Gnathic ossifying fibroma recurs and needs to be completely enucleated | ||
** Fibrous dysplasia may be self limited and can be followed with observation or if symptomatic bisphosphonate therapy is an option | ** Fibrous dysplasia may be self limited and can be followed with observation or if symptomatic bisphosphonate therapy is an option. | ||
**Distinguishing between these two is important | |||
===Images=== | ===Images=== |
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