Dedifferentiated chondrosarcoma of the middle finger arising from a solitary enchondroma: A case report

Table 1 Summary of the characteristics of three cases of dedifferentiated chondrosarcoma of the finger in the literature

Author, yr	Sex	Age	Location	Symptoms	Treatment	Recurrence	Lung metastasis	Oncological outcome	Follow-up
Doganavsargil et al[11] 2009	M	66	L thumb	Pain, swelling	Amputation	No	Yes	DOD	9 mo
Liu et al[12] 2017	M	32	R finger	Pathological fracture	Amputation	No	No	AWD	18 mo
Present case	F	87	L middle finger	Pain, swelling	Amputation	No	No	DOC	6 yr 10 mo

M: Male; F; Female; R: Right; L: Left; DOD: Died of disease; AWD: Alive with disease; DOC: Died of other causes.