The brachial plexus provides the nerve supply to the entire arm and shoulder and is essential to hand function (Fig 2). The plexus then divides into 3 cords, called the lateral, posterior ...

Functional MRI of cortical activity. Diagnosis. Complete brachial plexus (C5–T1) avulsion from the spinal cord. Management. Spinal cord surgery to restore motor trajectories. A 9-year-old boy ...