Patient Positioning
Patient seated on a revolving stool, arm in slight internal rotation. Elbow flexed (90°), palm up.
Probe Positioning
On the top of the shoulder in a coronal plane over the supraspinous fossa at the lateral side.
note: The patient shows a compressible, slightly hyperechoic mass with subcutaneous fat echogenicity superficial to the trapezius muscle with clear margins and without marked doppler signal.