1. The document discusses abnormalities and diseases that can affect the facet and sacroiliac joints, including congenital abnormalities, degenerative changes, trauma, infections, tumors, and metabolic diseases.
2. It provides details on anatomy, innervation, diagnosis, and treatment of facet joint and sacroiliac joint arthropathies. Diagnosis involves history, exam, imaging, and diagnostic injections.
3. Treatment includes non-pharmacological approaches like exercise and manual therapy, medications, and interventional procedures like injections and radiofrequency ablation. Surgery is rarely needed for facet joint disease.