The hypothesis of this study was that injection types including ACJ would increase treatment efficacy.Therefore, this study investigated the six-month follow-up results of patients undergoing SA injection and SSNB and those receiving SA and ACJ injection.
Shoulder pain, which is the third most common cause of musculoskeletal pain, has different etiologies. Muscle, bone structures and connective tissue pathologies can cause shoulder pain. Impingement syndrome (IS), which can cover many terms such as rotator cuff disorders, tendinitis and tears, is one of the most common pathologies of shoulder pain.