Table 8-8 Amputation of lower limb*48).
| Amputation level | Cases | 30-day mortality | Etiology | |||
|---|---|---|---|---|---|---|
| ASO | DM-ASO | TAO | Others | |||
| Toe | 519 | 12 | 205 | 273 | 4 | 37 |
| Transmetatarsal | 234 | 4 | 68 | 144 | 1 | 21 |
| Lisfranc/chopart | 32 | 4 | 13 | 13 | 5 | 1 |
| Syme | 3 | 0 | 0 | 3 | 0 | 0 |
| Below-knee | 232 | 9 | 81 | 138 | 2 | 11 |
| Through-knee/above-knee | 299 | 23 | 144 | 121 | 0 | 34 |
| Hip | 3 | 1 | 2 | 1 | 0 | 1 |
| Total | 1,322 | 53 | 513 | 693 | 12 | 104 |
＊48) Amputations not due to ischemia are not included. Abbreviations; ASO: arteriosclerosis obriterance; DM-ASO: diabetic ASO; TAO: thromboangiitis obliterans (Buerger’s disease)