The yield of F18 FDG PET-CT for the investigation of fever of unknown origin, compared with diagnostic CT

Background18F-Fluoro-2-deoxy-D-glucose (FDG) positron emission tomography, with contrast enhanced CT (PET-CT), is recommended as a first or a second-line imaging method for the evaluation of patients with fever of unknown origin (FUO). We evaluated the yield of PET-CT vs. contrast enhanced CT (alone) for the diagnosis of classical FUO.MethodsA single center, 8-year retrospective cohort study. All hospitalized patients who underwent PET-CT for...