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
•Initial presentation
•Radiographic findings
•Differential diagnosis
•Clinical course
Imaging of mesenteric ischemia
•Modalities
•Findings
•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.
•Transthoracic echocardiogram revealed two large 1.5 cm thrombi in left atrial appendage
•Gradual onset of abdominal pain after admission.
•Calcified splenic artery Joyce Liu Gillian Lieberman, MD
•Splenic infarct
•Splenic infarct
•Free fluid in abdomen
•Several thickened loops of bowel
•Several thickened loops of bowel
CT: Significant findings
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