Characteristics of digital ulcers (DU) in 113 patients with at least 1 active ischemic DU at inclusion. All values are no. patients (%).
| Characteristics of DU | |
|---|---|
| No. DU | |
| Patients having at least 1 DU | 113 (100) |
| ≥ 2 DU | 64 (56.6) |
| ≥ 4 DU | 18 (15.9) |
| Pathogenesis of DU | |
| Ischemic DU | 113 (100) |
| At least 1 other concomitant DU on the dorsal surface of the fingers | 21 (18.6) |
| At least 1 other concomitant DU complicating calcinosis | 2 (1.8) |
| At least 1 other concomitant DU on bone profile | 15 (13.3) |
| At least 1 other concomitant DU related to nonischemic mechanism | 28 (24.8) |
| Sequelae of previous DU | |
| Loss of substance | 69 (61.1) |
| Autoamputation | 7 (6.2) |
| Surgical amputation | 13 (11.5) |
| Arthrodesis | 3 (2.7) |
| Sympathectomy | 5 (4.4) |
| Complications of active DU at inclusion | |
| Osteitis | 2 (1.8) |
| Cutaneous infection | 11 (9.7) |
| Gangrene | 5 (4.4) |