IL17A and dermatomyositis: Meanwhile, IL‐6 (p = 0.008) and IL‐10 (p = 0.001) were increased in the DM‐associated PH (PH‐DM) than in the DM non‐complicating PH (Non‐PH‐DM), while IL‐17 (p = 0.004), double positive (DP) cell ratio and B lymphocyte ratio were reduced in the PH‐DM.