However, all phenotypes evaluated in our study (CD4+CD25+FoxP3high, CD4+CD45RA+FoxP3low, and CD4+FoxP3+Helios+ cells) were not significantly correlated with abnormal carotid IMT in SLE women with low disease activity and a low risk of CV. Here, IKZF2 is linked to systemic lupus erythematosus.