Table 1.
Description of surgically removed tumors
| Surgery | Age, years | Location | Mass, kg | Size, cm | Tumors, n | Pathological findings | Dedifferentiated components, % |
|---|---|---|---|---|---|---|---|
| 1 | 61 | Testis | NA | NA | 1 | WD | NA |
| 2 | 71 | Right thigh | 17 | 8–30 | 6 | WD | 0 |
| 3 | 71 | Right buttock, | 4.3 | 16 | 1 | WD | 0 |
| left chest wall | 23 | 1 | WD | 0 | |||
| 4 | 71 | Left inguinal lesion, left thigh, left lower leg | 7.8 | 14–30 | 6 | WD (left inguinal lesion, left thigh), DD (left lower leg) | 5 |
| 5 | 73 | Left buttock, left popliteal lesion | NA | 14–16 | 3 | WD | 0 |
| 6 | 74 | Right lower leg, right inguinal lesion | 1 | 8–14 | 3 | WD | 0 |
| 7 | 75 | Gastric area, ileocecal lesion | NA | 4–10 | 2 | DD (gastric area), lipoma (ileocecal lesion) | 10 |
| 8 | 75 | Left thigh, left lower leg, right buttock | NA | 9–23 | 7 | WD (left thigh, right buttock), DD (left lower leg) | 80 |
| 9 | 75 | Right lower leg | NA | 21 | 1 | DD | 95 |
| 10 | 76 | Right thigh | NA | 24 | 1 | WD | 0 |
| 11 | 77 | Right thigh | NA | 3–24 | 7 | WD | 0 |
| 12 | 78 | Right buttock, left thigh | 4.9 | 13–21 | 5 | WD (right buttock), DD (left thigh) | 20 |
WD, well-differentiated liposarcoma; DD, dedifferentiated liposarcoma; NA, not available.