Table 1. Clinicopathological Characteristics of Pediatric Melanoma Patients.
| Factors | Pediatric melanoma patients (%) (n=37) |
|---|---|
| Gender | |
| Male | 20 (54) |
| Female | 17 (51) |
| Age (years) | |
| ≤ 18 | 18 (49) |
| > 18 but ≤ 21 | 19 (51) |
| Tumor type | |
| Primary | 20 (54) |
| Sentinel lymph node (SLN) (+) | 17 (51) |
| AJCC stage | |
| I | 12 (32) |
| II | 2 (5) |
| III | 23 (62) |
| Histological subtype (primary tumor) | |
| Superficial spreading | 9 (45) |
| Nodular | 5 (25) |
| Atypical nevus | 2 (10) |
| Unclassified | 4 (20) |
| Primary site | |
| Extremities | 15 (41) |
| Head/Neck | 13 (35) |
| Trunk | 9 (24) |
| Breslow thickness (mm) | |
| < 1.00 | 9 (24) |
| 1.01-2.00 | 9 (24) |
| 2.01-4.00 | 11 (30) |
| > 4.00 | 8 (22) |
| Ulceration | |
| Present | 7 (19) |
| Absent | 27 (73) |
| Unknown | 3 (8) |
| Mitotic index | |
| ≥11/mm2 | 8 (22) |
| 5-10/mm2 | 6 (16) |
| 1-4/mm2 | 22 (60) |
| 0/mm2 | 0 (3) |
| Unknown | 1 |