Table 8-8 Amputation of lower limb*38).
| Amputation level | Cases | 30-day mortality | Etiology | |||
|---|---|---|---|---|---|---|
| ASO | DM-ASO | TAO | Others | |||
| Toe | 540 | 15 | 207 | 289 | 6 | 38 |
| Transmetatarsal | 202 | 7 | 62 | 131 | 3 | 6 |
| Lisfranc/Chopart | 63 | 4 | 21 | 41 | 1 | 0 |
| Syme | 9 | 0 | 4 | 5 | 0 | 0 |
| Below-knee | 237 | 8 | 105 | 117 | 1 | 14 |
| Through-knee/above-knee | 337 | 33 | 183 | 112 | 2 | 40 |
| Hip | 2 | 0 | 1 | 0 | 0 | 1 |
| Total | 1,390 | 67 | 583 | 695 | 13 | 99 |
＊38) Amputations not due to ischemia are not included. Abbreviations; ASO: arteriosclerosis obriterance, DM-ASO: diabetic ASO, TAO: thromboangiitis obliterans (Buerger’s disease)