From: Prenatal assessment and pregnancy outcomes of foetal low-lying conus medullaris using 3D ultrasound
Number of cases (%) | Open spinal dysraphism | Closed spinal dysraphism/Tethered spinal cord | |
---|---|---|---|
L3-L4 | 10 (27.0%) | 0 | 0 |
L4 | 20 (54.1%) | 1 | 2 |
L4-L5 | 2 (5.4%) | 1 | 1 |
L5 | 2 (5.4%) | 0 | 1 |
S1-S2 | 1 (2.7%) | 1 | 0 |
S2 | 1 (2.7%) | 0 | 1 |
S3 | 1 (2.7%) | 0 | 1 |