title: Fluorine-18 isotope scans in the early diagnosis of sacro-iliitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001168:Arthritis / Q000175:diagnosis; D016918:Arthritis, Reactive / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D005461:Fluorine; D006801:Humans; D008297:Male; D008875:Middle Aged; D010000:Osteitis / Q000175:diagnosis*; D011877:Radionuclide Imaging; D012446:Sacroiliac Joint; D013167:Spondylitis, Ankylosing / Q000175:diagnosis
chemical_list: D005461:Fluorine