Rotator cuff ultrasound hypoechogenicity fibrillar disruption

Left: medial; right: lateral; bottom of screen: deep; top of screen: superficial.
(A) Pathologic hypoechogenic regions (arrow) and fibrillar disruption (thick arrow) within the supraspinatus tendon, findings consistent with tendinopathy.
(B) Normal tissues for comparison.
(C) Probe position for obtaining these ultrasound images.