Ultrasound-guided steroid injections are more accurate than blind injections for frozen shoulder, but outcomes are similar

Are ultrasound-guided intra-articular steroid injections more accurate than blind injections?

In this study from at a single center where steroid injections were given by a single experienced clinician, ultrasound (US)-guided intra-articular injections were more accurate than blind injection. But the outcomes, even among those that “missed,” were similar.