Sagittal T1 (1,2) and T2 (3) images of the lumbar spine: A mass with smooth
contours just posterior to the L4 vertebral body is of intermediate signal
intensity on T1 and mostly high signal intensity on T2.
On axial T1 (4, 6, 7) and T2 (5) images the mass is positioned in the left lateral
recess and extends in to the left neuroforamen. Note lack of bone destruction.
Following gadolinium administration, the mass shows peripheral enhancement.
Key words: mri degenerative