Presenting sign and/or symptoms
| Indication for MR Imaging | Total | FIL +ve | FIL –ve |
|---|---|---|---|
| Sacral abnormality | 16 (24.2%) | 9 (40.9%) | 7 (16%) |
| Urinary dysfunction | 10 (15.1%) | 5 (22.7%) | 5 (11.3%) |
| Bowel dysfunction | 8 (12.1%) | 2 (9%) | 6 (13.6) |
| Scoliosis | 7 (10.6%) | 2 (9%) | 5 (11.3%) |
| Lower-extremity weakness | 6 (9%) | 1 (4.5%) | 5 (11.3%) |
| Back pain | 6 (9%) | 1 (4.5%) | 5 (11.3%) |
| Othera | 13 (19.5%) | 2 (9%) | 11 (25%) |
| Total | 66 | 22 | 44 |
Note:—FIL +ve indicates positive detection of a FIL; FIL –ve, negative detection of a FIL.
↵a Other indications for MR imaging include abnormal gait, Chiari I malformation, abnormal findings on spine sonography, and vertebral defects, anal atresia, cardiac defects, tracheo-esophageal fistula, renal anomalies, and limb abnormalities (VACTERL).