Interpretation of clinical findings of BPI in newborns depends on knowledge of peripheral nervous system (PNS) structures and physiology. All nervous system structures originate from the embryonic ...

About one in 1,000 children are born with brachial plexus birth injury (BPBI), upper extremity weakness or paralysis resulting from trauma to the brachial plexus nerves during childbirth.

The motor neuron response from peripheral nerve stimulation on the unaffected side showed a normal signal configuration and latency period (21 ms). The diagnosis of a complete brachial plexus ...