Table 1.
Imaging techniques features in Crohn's disease.
| Invasiveness | IV infusion | Nasoenteric tube | Well accepted | Widely available | Operator dependent | Radiation exposure | Superficial lesion detection | Intra/ extraintestinal structures |
Activity of disease | |
|---|---|---|---|---|---|---|---|---|---|---|
| CE | + | − | + | − | + | − | + | + | − | − |
| US | − | − | − | + | + | + | − | − | − | − |
| PD | − | − | − | + | + | + | − | − | − | − |
| CEUS | − | + | − | + | − | + | − | − | − | + |
| MDCT-E | + | + | + | − | − | − | + | − | + | +/− |
| MR-E | + | + | + | − | − | − | − | − | + | +/− |
| TLLS | − | + | − | − | − | − | + | − | − | + |
CE: conventional enteroclysis; US: ultrasonography; PD: power Doppler; CEUS: contrast-enhanced ultrasonography; MDCT-E: multidetector CT enteroclysis; MR-E: magnetic resonance enteroclysis; TLLS: 99mTc-HMPAO-labeled leukocyte scintigraphy; IV infusion: intravascular infusion.