title: Reversible cause of back pain and sciatica in rheumatoid arthritis: an apophyseal joint cyst.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications*; D001416:Back Pain / Q000209:etiology*; D005260:Female; D006801:Humans; D007596:Joints; D008793:Metrizamide; D008875:Middle Aged; D009192:Myelography; D012585:Sciatica / Q000209:etiology*; D013581:Synovial Cyst / Q000150:complications* / Q000000981:diagnostic imaging / Q000209:etiology; D014055:Tomography, Emission-Computed; D014057:Tomography, X-Ray Computed
chemical_list: D008793:Metrizamide