BODY CT PROTOCOLS MESENTERIC ISCHEMIA

MESENTERIC ISCHEMIA :
Oral Preparation: Water
Scanning:
Injection rate: 4cc/sec
1. CTA abdomen (through aortic bifurcation) arterial phase (~25 seconds)
2. abdomen & pelvis PV phase (~60-70 seconds)
Post processing/reformatting/sending:
Send to PACS: 1.25mm axial recons-both phases , 5mm axial recons-both phases, 3mm coronal and sag recons-both phases
3D Reformats:
- 3D rotation of aorta and kidneys
- 3D rotation of aorta and kidneys with transparent bone
- 2mm MIP sag through celiac and SMA origins
- 2mm MIP sag through IMA origin
- 2mm MIP cor through renal origins.
Radiographic Findings of Mesenteric Ischemia:
Patient presentation
•Initial presentation
•Radiographic findings
•Differential diagnosis
•Clinical course
Imaging of mesenteric ischemia
•Modalities
•Findings
Our Patient Initial Presentation :
•68 yo woman admitted with severe congestive heart failure and atrial fibrillation
•Transthoracic echocardiogram revealed two large 1.5 cm thrombi in left atrial appendage
•Gradual onset of abdominal pain after admission.
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•Calcified splenic artery Joyce Liu Gillian Lieberman, MD
•Splenic infarct
•Free fluid in abdomen
•Several thickened loops of bowel
CT: Significant findings
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