MRI
Sagittal T1 fat sat
Sagittal STIR
Sagittal T1
Sagittal T2
Axial T1
Axial T2
Dorsal dermal sinus tract at the lumbosacral region, extending from the skin surface to the spinal canal through a widened L5-S1 interspinous space. The conus medullaris terminates at L2/3 intervertebral disc level (considered as a normal variant) with a filum terminale lipoma.