Ultrasound (US) image of the infraspinatus muscle (IM) and tendon (IT) in long-axis from the mid-scapular region to its insertion on the middle facet of the greater tuberosity of the humeral head (GT).
Deltoid: deltoid muscle; G: glenoid; Humeral head: head of the humerus bone. Left: medial; Right: lateral; Bottom of screen: deep; Top of screen: superficial.
Courtesy of Jonathan Finnoff, DO. Used with permission of Mayo Foundation for Medical Education and Research. All rights reserved.
