All of the folowing are FALSE about Erb's paralysis EXCEPT?
Injury to the upper trunk of brachial plexus causes Erb's paralysis. Nerve roots involved = C5 - C6 Muscles paralysed - Biceps brachii Brachialis Deltoid Brachioradialis Supraspinatus Infraspinatus paly Supinator Deformity: k/a - policeman / poer / waiter's tip hand Arm hangs by the side, adducted & medially rotated Forearm extended & pronated Disability: loss of the fall movements: Abduction & lateral rotation of arm at shoulder Bicep with supinator jerk lost Sensory loss over small area of deltoid.
Supination of forearm
Injury to lower trunk of Brachial Plexus
Inability to initiate abduction
Decreased sensation on medial side of hand
Nerve supply, Nerve Lesions