title: The challenge of early diagnosis in ankylosing spondylitis.
authors.forename: Finbar
authors.initials: F
authors.lastname: O'Shea
authors.forename: David
authors.initials: D
authors.lastname: Salonen
authors.forename: Robert
authors.initials: R
authors.lastname: Inman
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use; D042241:Early Diagnosis; D006801:Humans; D008279:Magnetic Resonance Imaging; D011379:Prognosis; D011877:Radionuclide Imaging; D012446:Sacroiliac Joint / Q000000981:diagnostic imaging / Q000473:pathology / Q000503:physiopathology; D013167:Spondylitis, Ankylosing / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology*; D014057:Tomography, X-Ray Computed; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors; D018615:Ultrasonography, Doppler, Color
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D014409:Tumor Necrosis Factor-alpha