Spinal cord MRI demonstrating transverse myelitis in a 37-year-old male with multiple sclerosis

T2-weighted sagittal (A) and axial (B) images show a focus of hyperintensity in the posterior columns of the cervical spinal cord at the C2 level. Post-gadolinium T1-weighted sagittal (C) and axial (D) images demonstrate enhancement consistent with an active plaque.