What are causes of radiographic sacroiliac joint abnormalities?
Inflammatory: spondyloarthropathies, infection (bacterial, fungal, mycobacterial).
Traumatic: fracture, osteoarthritis, osteitis condensans ilii (OCI).
Other diseases: gout, hyperparathyroidism, Paget’s disease, paraplegia, neoplastic metastases, Behçet’s disease.
