SHOULDER ANATOMY
LONG HEAD OF THE BICEPS TENDON
Place the arm in slight internal rotation (directed towards the contralateral knee) with the elbow flexed 90°, palm up. Start by finding the long biceps tendon in between the greater and lesser tuberosities – Use short and long (more limited utility) axis planes to examine the biceps.
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Shift the probe up to examine the biceps in its intraarticular course and down to reach the myotendinous junction (level of the pectoralis major tendon).