| Ultrasonography of abdomen | 8 | — | 0 |
| MRI of abdomen and pelvis without contrast media | 7 | — | 0 |
| CT of abdomen and pelvis with contrast media | 5 | Only after other studies without ionizing radiation have been used | ☢☢☢☢ |
| CT of abdomen and pelvis without contrast media | 5 | — | ☢☢☢☢ |
| Radiography of abdomen | 4 | To evaluate for bowel perforation | ☢☢ |
| CT of abdomen and pelvis without and with contrast media | 2 | May be helpful in select cases but should be used with caution because of increased radiation dose | ☢☢☢☢ |
| MRI of abdomen and pelvis without and with contrast media | 2 | Because it is unclear how gadolinium-based contrast agents will affect the fetus, these agents should be administered with extreme caution | 0 |
| | Gadolinium-based contrast agents are recommended for use during pregnancy only when there are no alternatives and benefit outweighs risk | |
| Radiography of upper gastrointestinal series with small bowel follow-through | 2 | — | ☢☢☢ |
| Radiography with contrast enema | 2 | — | ☢☢☢ |
| Gallium 67 scan of abdomen | 2 | — | ☢☢☢☢ |
| Technetium 99m white blood cell scan of abdomen and pelvis | 2 | — | ☢☢☢☢ |
| Indium 111 white blood cell scan of abdomen and pelvis | 2 | — | ☢☢☢☢ |