TABLE 1.
Frequencies of diagnosis according to study center
| Histologic Diagnosis | Europe | Australia |
|---|---|---|
| Melanocytic | 187 (77.9%) | 245 (53.0%) |
| Melanoma | 62 (25.8%) | 29 (6.3%) |
| Nevus | 125 (52.1%) | 216 (46.8%) |
| Non-Melanocytic | 53 (22.1%) | 217 (47.0%) |
| Actinic keratosis | 2 (0.8%) | 14 (3.0%) |
| Angiokeratoma | 1 (0.4%) | 0 (0.0%) |
| Basal cell carcinoma | 17 (7.1%) | 72 (15.6%) |
| Dermatofibroma | 2 (0.8%) | 4 (0.9%) |
| Hemangioma | 3 (1.3%) | 0 (0.0%) |
| Intracorneal hemorrhage | 1 (0.4%) | 0 (0.0%) |
| Inflammatory diseases | 0 (0.0%) | 2 (0.4%) |
| Ink spot lentigo | 0 (0.0%) | 1 (0.2%) |
| Lichen planus-like keratosis | 3 (1.3%) | 21 (4.5%) |
| Nevus sebaceous | 1 (0.4%) | 0 (0.0%) |
| Bowen's disease | 0 (0.0%) | 18 (3.9%) |
| Squamous cell carcinoma | 0 (0.0%) | 5 (1.1%) |
| Seborrheic keratosis | 18 (7.5%) | 43 (9.3%) |
| Solar lentigo | 3 (1.3%) | 37 (8.0%) |
| Tungiasis | 1 (0.4%) | 0 (0.0%) |
| Viral acanthoma | 1 (0.4%) | 0 (0.0%) |