Characteristic | N | % | |
Mean age at diagnosis | 70 years (SD 13.7) | 60 | 100% |
Sex | Men | 33 | 56% |
| Woman | 27 | 44% |
Comorbidities | Arterial hypertension | 25 | 69.4 |
Viral immunodeficiencies | 5 | 8.3 | |
Diabetes | 4 | 6.7 | |
Hypothyroidism | 4 | 6.7 | |
Cancer | 3 | 5 | |
Burn | 2 | 3.3 | |
Immunosuppression due to autoimmune disease | 2 | 3.3 | |
Chronic ulcer | 1 | 1.9 | |
Transplant-related immunosuppression | 1 | 1.9 | |
Thrombosis | 1 | 1.9 | |
| None | 17 | 28.3 |
Etiology | De novo | 18 | 30 |
| Associated with chronic ulcer or scar | 15 | 25 |
| Chronic exposure to UV rays | 13 | 21.7 |
| Associated with immunosuppression | 3 | 5 |
| Recurrent | 2 | 3.3 |
Not reported | 9 | 15 | |
Localization | Hand | 20 | 33.3 |
Leg | 10 | 16.7 | |
Forearm | 7 | 11.7 | |
Anterior thorax | 7 | 11.7 | |
Foot | 4 | 6.6 | |
Gluteus | 3 | 5 | |
| Knee | 3 | 5 |
Other | 6 | 10 | |
Breslow | <1 mm | 0 | 0 |
| 1 - 2 mm | 2 | 3.3 |
| 2 - 4 mm | 4 | 6.6 |
| >4 mm | 22 | 36.6 |
| Not reported | 32 | 53 |
Clark | I | 10 | 16.6 |