Preliminary definition of cutaneous flare in dermatomyositis: A retrospective review

To the Editor: The Cutaneous Dermatomyositis Disease Activity and Severity Index (CDASI) is a reliable, validated outcome measure that correlates with quality of life and disease progression. 1 Anyanwu C.O. Fiorentino D.F. Chung L. et al. Validation of the Cutaneous Dermatomyositis Disease Area and Severity Index: characterizing disease severity and assessing responsiveness to clinical change. Br J Dermatol. 2015; 173: 969-974 Crossref PubMed Scopus (61) Google Scholar Whereas a decrease in activity score correlates well with an improvement in skin disease, the CDASI activity (CDASI-A) score has not been used to quantitatively measure a significant increase in skin activity or a cutaneous flare.