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 disease (ISD).The study was undertaken to evaluate misdiagnosis patterns and the clinical implications of those with DM and CADM.

A study from the FDA's adverse event reporting system (FAERS or Medwatch) database identified cases of drug induced systemic lupus erythematosus (SLE) in patients receiving tumor necrosis factor-α (TNF-α) inhibitors - a paradoxical reaction to common antiinflammatory biologic agents.

In a large study of British patients needing surgical treatment for advanced arthritis in the ankle, fusion appeared to be a better option than total ankle replacement.

Science and researchers at Stanford Medicine have reported the use of Mal-ID (machine learning for immunological diagnosis) to analyze B and T cell receptors sequences from human blood, showing the ability to predict health status (healthy vs diseased) and discriminate between distinct autoimmune diseases or viral infections, and those who had received an influenza vaccine.