He manifested a C4 sensory level. MRI technique: Both patients underwent MRI examinations of the spinal cord on a 0.5-T system with a surface coil and the following protocol: Tl-weighted spin-echo ...

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 ...