Cause-hyper abduction if shoulder.lower plexus root involved

Cause-hyper abduction if shoulder.lower plexus root involved.

Ex-difficult breech delivery,holding on to something during a fall , cervical rib syndrome,scalene syndrome

Nerves involved - C8-T1

Muscle involved- all intrinsic muscle of the hand

Position of the upper limb/hand-claw hand

Sensory loss present over the medial border of forearm and hand

May be associate with horners syndrome.