Interventional injections are used to alleviate pain through different actions. These can offer short-term or long-term relief.   • Epidural Steroid Injections are used primarily for neck, shoulder back, arm, and leg pain. This is a steroid injection that helps reduce inflammation.    • Medial Branch Blocks and Facet Joint Injections are used to diagnose and treat the pain that comes from the small joints in the spine. They include steroids and anesthetics to reduce the pain.   • Major Joint Injections are done for a wide range of causes, including osteoarthritis. Injecting steroids and local anesthetics of hyaluronan at the point of the pain.   • Occipital Nerve Blocks are aimed at treating headaches and migraines.   • Sacroiliac Joint Block Injections are used mainly to diagnose and treat lower back pain. This is the injection of a numbing agent and steroid into the Sacroiliac Joint.   Selective nerve root blocks are used to identify the source of nerve pain that emits from the neck down to the shoulders, arms, and hands.