1 Department of Internal Medicine (PD, TM, RJ), Competence Centre for Systemic Autoimmune Diseases, Nancy University Hospital, Vandoeuvre-lès-Nancy; University of Lorraine (PD, TM, RJ), Nancy; Department of Internal Medicine (SR), Hôpitaux Privés de Metz; and Brabois Medical Intensive Care Unit (PP), Nancy University Hospital, Vandoeuvre-lès-Nancy, France.