Table 1.
Patient and disease characteristics
| Total (N = 20) | |
|---|---|
| Age (year) | |
| N | 20 |
| Median | 68.0 |
| Range | (49.0–76.0) |
| Gender | |
| F | 10 (50%) |
| M | 10 (50%) |
| Desmoplastic histology | |
| Yes | 20 (100%) |
| Primary tumor site | |
| Head/neck | 11 (55%) |
| Upper extremity | 5 (25%) |
| Trunk | 3 (15%) |
| Lower extremity | 1 (5%) |
| Operative procedure | |
| Wide local excision (WLE) of primary only | 5 (25%) |
| WLE+ sentinel lymph node biopsy | 13 (65%) |
| WLE+ lymph node dissection | 2 (10%) |
| Breslow depth infiltration (mm) | |
| Median | 3.0 |
| Range | (1.0–21.0) |
| Clark's level | |
| IV‐reticular dermis | 11 (55.0%) |
| V‐subcutaneous fat | 9 (45.0%) |
| Surgical margins | |
| Negative, size not specified | 4 (20%) |
| Negative, <1 cm clear | 4 (20%) |
| Negative, 1–1.9 cm clear | 6 (30%) |
| Negative, ≥2 cm clear | 6 (30%) |
| Prior systemic therapy | |
| No | 20 (100%) |
| Prior limb perfusion | |
| No | 20 (100%) |
| Prior radiation therapy | |
| No | 20 (100%) |