| Grade 0 | Grade 1 | Grade 2 | Grade 3 | Grade 4 |
| No change over baseline | Follicular, faint or dull erythema/epilation/dry desquamation/decreased sweating | Tender or bright erythema, patchy moist desquamation/ moderate edema | Confluent, moist desquamatiom other than skin folds, pitting edema | Ulceration, hemorrhage, necrosis |