Misdiagnosis of Dermatomyositis JAMA Dermatology reports a retrospective cohort study from Johns Hopkins reviewing mimic of dermatomyositis (DM), suggesting that DM and especially clinically amyopathic DM (CADM) are commonly and initially misdiagnosed as inflammatory skin… https://t.co/2SbGxxcPLm https://t.co/TtoxFIXg3Q