ABSTRACT
River, parvovirus B19, and HIV. (vii) Sarcoid. (viii) Ulcerative colitis, Crohn’s disease, gonococcus (early bacteraemic
phase), Behçet’s disease, and Henoch-Schonlein purpura. (ix) Gout and pseudogout. (x) Rheumatic fever, or bacterial endocarditis. (xi) Osteoarthritis, haemochromatosis, acromegaly (all non-
inflammatory). 2 Send blood for FBC, ESR, CRP, ELFTs, uric acid, rheumatoid factor and anti-
CCP (anticyclic citrullinated peptide), anti-nuclear antibody (ANA) and DNA antibodies, viral titres and blood cultures according to the suspected cause.
