In the CyTOF cohort, MMD group displayed heightened expression levels of CCR10, CXCR3, CX3CR1, CD45RA, CD45RO, CD11b, CD11c, CD25, CD27, CD62L, HLA‐DR, p‐STAT3, ERK and TGFβ compared to the HC group. This evidence concerns the gene IL2RA and multiminicore myopathy.