Table 5.
Radiology investigations
| Variables | Frequency (%) |
|---|---|
| Ultrasound abdomen and pelvis | 79 (32.2) |
| Lymph node observed on ultrasound (cm) (n=10) | |
| <1 | 4 (40.0) |
| >1 | 6 (60.0) |
| Collections observed on ultrasound | 13 (16.5) |
| Mass observed on ultrasound | 3 (3.8) |
| CT (n=183) | |
| No | 58 (31.7) |
| CT abdomen and pelvis + enterography | 123 (67.2) |
| Magnetic resonance enterography | 2 (1.1) |
| Lymph node observed on CT (n=68) | |
| Few | 30 (44.1) |
| Many | 38 (55.9) |
| Lymph node size (cm) (n=61) | |
| <1 | 38 (62.3) |
| >1 | 23 (37.7) |
| Collection observed on CT | 22 (17.9) |
| Mass observed on CT | 14 (11.4) |
| Thick bowel wall observed on CT | 77 (62.6) |
| Large bowel involvement observed on CT | 45 (36.6) |
| Small bowel involvement observed on CT | 89 (72.3) |
| Small and large bowel involvement on CT | 29 (23.6) |
| Terminal ileum involved | 48 (39.0) |
| Proximal areas | 8 (6.5) |
| Areas of involvement in the small bowel (n=59) | |
| Multiple | 12 (20.3) |
| Single | 47 (79.7) |
| MRI of the perianal area | 25 (10.2) |
| Simple fistula | 15 (60) |
| Complex fistula | 10 (40) |
| Presence of a collection on MRI | 9 (28.1) |
CT: Computed tomography, MRI: Magnetic resonance imaging