CD4 Treg, CD8 naive T, CD8 Teff, ISGhi T, ISGhi Mo, C1QChi Mφ, ISGhi CECs and AECs showed positive correlations with various skin rashes (heliotrope rash, Gottron's papules, V sign, shawl sign and holster sign). This evidence concerns the gene CD4 and Skin rash.