Erythematous skin reactions can be graded based on the clinical appearance. The scale can help in initial patient evaluation and to monitor response to therapeutic interventions.
Erythema
Edema
Blisters
Grade
none
none
none
0
minimally perceptible
none
none
1
moderate to marked
none
none
2
severe (fiery)
present
none
3
severe (fiery)
present
present
4
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