Severity-of-illness Score for Toxic Epidermal Necrolysis (SCORTEN)
| SCORTEN parameter | Point |
|---|---|
| Age ≥ 40 | 1 |
| Malignancy | 1 |
| Heart rate ≥ 120 beats per minute | 1 |
| Initial surface of epidermal detachment > 10% | 1 |
| Serum urea > 10 mmol/L | 1 |
| Serum glucose > 14 mmol/L | 1 |
| Bicarbonate ≤ 20 mmol/L | 1 |
| Total score | Predicted mortality risk (%) |
| 0–1 | 3.2 |
| 2 | 12.1 |
| 3 | 35.8 |
| 4 | 58.3 |
| > 5 | 90 |
Adapted from information in references 4 and 10.