Table 1.
Standardized Magnetic Resonance Enterography Protocol Used in the Study
| Plane | Slice Thickness (mm) | Breath Hold | Fat Saturation | Matrix (mm) | FOV (mm) | |
|---|---|---|---|---|---|---|
| Antiperistaltic agent (10 mg hyoscine metilbromide, or 0.5 mg of glucagon intravenously) | ||||||
| Balanced GRE | Axial | 5 | No | No | 256×256 | 380×256 |
| Coronal | 5 | No | No | 256×256 | 380×305 | |
| T2-w single shot fast spin echo | Axial | 5 | No | No | 256×256 | 380×305 |
| Axial | 5 | No | Yes | 256×256 | 380×305 | |
| Coronal | 5 | No | No | 256×256 | 450×450 | |
| DWI | Axial | 5 | Yes | No | ||
| Antiperistaltic agent (10 mg hyoscine metilbromide, or 0.5 mg of glucagon intravenously) | ||||||
| Fast 3D T1-w, pre Gd | Coronal | <2.5 | Yes | Yes | 320×224 | 440×380 |
| Gadolinium-chelate contrast agent intravenous injection | ||||||
| Fast 3D T1-w, post Gd | Coronala | <2.5 | Yes | Yes | 320×224 | 440×380 |
| Axialb | <2.5 | Yes | Yes | 320×190 | 370×312 | |
Notes: a70 seconds and 120 seconds after contrast injection. b180 seconds after contrast injection.
Abbreviations: 3D, three-dimensional; DWI, diffusion-weighted imaging; FOV, field of view; Gd, gadolinium; GRE, gradient echo; T1-w, T1 weighted; T2-w, T2 weighted.