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CM Safety
Considerations when using gastrointestinal (GI) contrast
Types of GI Contrast
- Negative (hypoattenuating) contrast agents
- Noncarbonated water or juice for specific evaluation of the stomach and pancreas
- Methylcellulose preparations for CT enteroclysis of the small bowel
- Air only for virtual endoscopy of the colon and stomach
- Positive (hyperattenuating) contrast agents
- Barium sulfate suspension for universal applications relating to stomach and bowel (contraindicated if suspected bowel perforation)
- Iodinated solutions for universal applications relating to the stomach and bowel (contraindicated in patients with hyperthyroidism).
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