Table 3.

Radiographic characteristics of the lesions

Patient number	Lesion site	Size (cm2)	Cortical involvement	Enlargement	Scalloping	Type of operation
1	Distal femur	25	Interruption, thinning	Yes	Deep	Resection
2	Proximal humerus	19	Irregular surface	No	Slight	Resection
3	Distal femur	5.5	No	No	No	Resection
4	Proximal femur	7.4	Thickening	Yes	No	Resection
5	Proximal femur	15.8	Irregular surface, thinning	Yes	Moderate	Resection
6	Proximal humerus	44.5	Irregular surface, thinning	Yes	Deep	Resection
7	Tibial diaphragm	9.4	No	Yes	Moderate	Curettage
8	Proximal tibia	6.4	Interruption, thinning	Yes	No	Resection
9	Proximal humerus	15.8	No	No	Slight	Curettage
10	Proximal tibia	3.2	Interruption, thinning	Yes	No	Curettage
11	Distal femur	4.7	Interruption	No	No	Resection
12	Proximal femur	11	Irregular surface, thinning	Yes	Moderate	Resection
13	Proximal tibia	10	No	No	No	Curettage
14	Proximal femur	57.2	Irregular surface, thinning	Yes	Moderate	Curettage
15	Humerus diaphragm	15.9	No	Yes	Moderate	Curettage
16	Proximal tibia	8.5	Thinning	No	Moderate	Resection
17	Distal tibia	4.7	Thinning	Yes	Moderate	Curettage
18	Proximal tibia	10.5	No	Yes	Slight	Curettage
19	Distal tibia	4.7	No	Yes	Slight	Curettage
20	Proximal femur	23.5	No	Yes	Deep	Resection
21*	Proximal femur	12.7	Irregular surface, thinning	Yes	Moderate	Curettage
22	Proximal humerus	28.2	Thinning	Yes	Moderate	Resection
23*	Proximal femur	9.6	No	No	No	Curettage
24	Proximal humerus	35.7	No	No	Slight	Curettage
25	Proximal humerus	8.4	No	No	Slight	Curettage
26	Proximal tibia	23.5	Thickening	Yes	No	Resection
27	Proximal tibia	5.9	No	No	No	Curettage
28	Distal femur	19.6	Interruption, thinning	Yes	Moderate	Resection
29	Proximal femur	44.3	Interruption	Yes	Deep	Resection
30	Proximal femur	13.5	No	Yes	Slight	Curettage
31	Proximal tibia	37.6	Interruption, thinning	Yes	Deep	Resection

* Patients with local recurrence.