Proximal Aorta Transverse Splenic Vein Superior Mesenteric Artery Aorta
Mid Aorta Transverse Aorta IVC Spine
Sagittal Aorta Head Feet
Distal Aorta and Bifurcation Transverse
Aortic Bifurcation Transverse Right Common Iliac Artery Left Common Iliac Artery Spine
Pitfalls Only true contraindication – delaying immediate surgical intervention Over-reliance – finding a AAA, does not mean it has ruptured Error in imaging – parasagittal plane Patient factors – body habitus, bowel gas
Useful clinical information can be obtained from emergency ultrasound of the abdominal aorta quickly, and with accuracy as compared to CT.
Emergency ultrasound of the abdominal aorta is very sensitive and specific Can guide and expedite urgent vascular consultation AAA can be effectively excluded by bedside emergency ultrasound regardless of patient’s disposition