Limb-Salvage Surgery of Soft Tissue Sarcoma with Sciatic Nerve Involvement

Table 2

Histopathologic findings.

Characteristic	Number of patients	%
Histologic entity
Liposarcoma (all subtypes)	13	48.1
Pleomorphic sarcoma (all subtypes)	11	40.7
Malignant giant cell tumor	1	3.7
Myxofibrosarcoma	1	3.7
Primitive neuroectodermal tumor	1	3.7
Grade
Low grade (G1)	10	37.0
Intermediate grade (G2)	5	18.5
High grade (G3)	12	44.4
Maximum tumor diameter (cm)
≥30	5	18.5
20–29	4	14.8
10–19	9	33.3
<10	9	33.3
Margin
Microscopically negative margins (R0)	25	92.6
Microscopically positive margins (R1)	2	7.4