Upper-arm weakness (paresis) or paralysis indicates peripheral-nerve damage to the brachial plexus, a network of lower cervical and upper thoracic spinal nerves supplying the arm, forearm ...

[15] The posterior rami provide spine muscle and trunk skin sensation. The most complex nerve plexus is the brachial plexus, consisting of cervical nerves 5 through 8 (C5 to C8) and thoracic nerve ...

This method involves injecting anesthetic agents near the brachial plexus nerves, which supply the arm. Recent research has focused on enhancing the effectiveness and duration of these nerve ...

“The overall burden of injury to the brachial plexus can be quantified on MRI and used to predict the likelihood of nerve surgery earlier than we can make the decision clinically.” A ...