title: Difficulties in the radiographic diagnosis of sacroiliitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001168:Arthritis / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D012446:Sacroiliac Joint / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed