title: [When the obvious is not the common].
authors: Revmatologisk avdeling, Universitetssykehuset Nord-Norge, 9038 Tromsø, Norway. hans.nossent@unn.no
authors: Johannes Cornelis
authors: JC
authors: Nossent
mesh_terms: D016638:Critical Illness; D003449:Cryoglobulinemia / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005334:Fever / Q000175:diagnosis; D006526:Hepatitis C / Q000175:diagnosis*; D006801:Humans; D014657:Vasculitis / Q000175:diagnosis