Table 1. Measurement of PASI.
| Grade | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|---|
| Erythema (E) | None | Mild | Medium | Strong | Very Strong | - | - |
| Infiltration (I) | |||||||
| Desquamation (D) | |||||||
| Enveloped area of the skin % (A) | 0 | 1-9 | 10-29 | 30-49 | 50-69 | 70-89 | 90-100 |
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