What is the most common cause of SI joint pain? Arthritis is the most common cause of sacroiliitis, which is inflammation in your SI joint. Sacroiliitis is a common cause of SI joint pain.
SI joint, or the muscles, tendons, and nerves in this area. Possible causes include sciatica, arthritis, bursitis, GTPS, ...
often caused by arthritis, which restricts movement and leads to bones rubbing together. Both conditions can result in significant pain. "PainTEQ receives new US patent for SI joint system" was ...