Metanalysis of 31 studies (14,548 pts) looked at infection in idiopathic inflamm myopathy (IIMs). Infection prevalence was 24%, primarily Respiratory tract. PJP, aspergillosis, H zoster most prevalent pathogens. Risk factors: older age, male, DM, HTN,MDA5+ (OR 3.41), rapidly https://t.co/GvOvAVRkRv