A US study shows that nearly two-thirds of the population had suboptimal 5-year sleep duration trajectories with a resultant 29% increase in risk of all-cause mortality.

A study from the Lupus Hopkins Cohort shows that systemic lupus erythematosus (SLE) patients with pericarditis are at risk for recurrence, and likely to be younger patients, with uncontrolled disease, and linkage to higher doses of oral prednisone.

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.