All of the following are features of musculo - cutaneous nerve injury at axilla except :
Musculocutaneous nerve supplies biceps and brachialis. It also gives sensory supply along the radial side of forearm. When it is damaged, it might show the following :

Flexion at elbow weakened (Biceps & Brachialis).
Supination of semiflexed elbow is affected (Biceps).
Sensory loss on radial side of forearm.
Loss of flexion of shoulder
Loss of flexion of elbow
Loss of supination of forearm
Loss of sensation on radial side of forearm