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| X ray |
Ultrasound |
Color Doppler Ultrasound |
| Initial modality of abdomen |
Variable indication |
Quick detection of vascular lesion |
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| Doppler spectrography |
Upper GI series and Barium enema |
MDCT
with pre- and post- IV contrast |
| Quantitative measurement of flow |
Contrast study of GI tract |
Variable indication |
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| MRI with/without IV contrast |
MRI with maximum-intensity projection |
MR fluoroscopy |
| Variable indication |
Variable indication |
Dynamic study of GI tract |
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