FDG-PET/CTscans were used in 58 for FUO evaluations. Dx was Rheumatic (44.5%), malignancy (34.5%), or infectious (10.3%). Most prevalent Rheum dx was vasculitis (17%), especially LG vessel vasculitis. FDG PET/CT is a useful FUO pts https://t.co/AVQ7lRYoRw