Fig. 3From: A practical guide for performing arthrography under fluoroscopic or ultrasound guidanceGlenohumeral joint injection by targeting the rotator interval. a The rotator interval (*) is limited superiorly by the supraspinatus tendon (SS), anteriorly by the subscapularis tendon (sSc) and contains the long head of the biceps tendon (LB). b The target is the upper medial quadrant of the humeral head. c and d Insertion of the needle until bone contact and confirmation of adequate position by opacification of the joint space and of the subscapularis recessBack to article page