Figure 7From: A prospective study of shoulder pain in primary care: Prevalence of imaged pathology and response to guided diagnostic blocks Prevalence of subacromial bursa bunching under the acromion and coracoacromial ligament on ultrasound during dynamic abduction. SAB, subacromial bursa; US, ultrasound; CAL, coracoacromial ligament. Percentages are in reference to the number of cases in which bursal bunching was assessed (acromion n = 195; CAL n = 94).Back to article page