title: Medical mystery: arthritis--the answer.
authors.forename: Tim L
authors.initials: TL
authors.lastname: Jansen
authors.forename: Anneke
authors.initials: A
authors.lastname: Spoorenberg
mesh_terms: D001172:Arthritis, Rheumatoid / Q000473:pathology*; D002784:Cholesterol / Q000032:analysis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D006811:Humerus / Q000473:pathology; D008859:Microscopy, Polarization; D008875:Middle Aged; D013582:Synovial Fluid / Q000737:chemistry*
chemical_list: D002784:Cholesterol