Abdominal and Pelvic Aneurysms and Pseudoaneurysms

Targeted CE per ARRT’s Discipline, Category, and Subcategory classification:
[Note: Discipline-specific Targeted CE credits may be less than the total Category A credits approved for this course.]

Computed Tomography: 2.00
Procedures: 2.00
Abdomen and Pelvis: 2.00

Magnetic Resonance Imaging: 2.00
Procedures: 2.00
Body: 2.00

Registered Radiologist Assistant: 3.75
Procedures: 3.75
Neurological, Vascular, and Lymphatic Sections: 3.75

Sonography: 2.00
Procedures: 2.00
Abdomen: 2.00

Vascular-Interventional Radiography: 3.75
Procedures: 3.75
Vascular Diagnostic Procedures: 3.75

Vascular Sonography: 2.00
Procedures: 2.00
Abdominal/Pelvic Vasculature: 2.00

Outline

1. Introduction
2. Visceral Artery Anatomy
3. Imaging Tools
   1. Ultrasonography
   2. Computed Tomography
   3. MR Imaging
4. Imaging Diagnosis of Aneurysms and Pseudoaneurysms
5. Endovascular Treatment Principles
6. Follow-up Imaging
7. Abdominal Aneurysms and Pseudoaneurysms
   1. Splenic Artery Aneurysm
   2. Splenic Artery Pseudoaneurysm
   3. Hepatic Artery Aneurysm
   4. Hepatic Artery Pseudoaneurysm
   5. SMA Aneurysm
   6. SMA Pseudoaneurysm
   7. Celiac Artery Aneurysm
   8. Celiac Artery Pseudoaneurysm
   9. PDA and GDA Aneurysms
   10. PDA and GDA Pseudoaneurysms
   11. Gastric Artery Aneurysms and Pseudoaneurysms
   12. Renal Artery Aneurysm
   13. Renal Artery Pseudoaneurysm
   14. Multiple Abdominal Aneurysms
8. Pelvic Aneurysms and Pseudoaneurysms
9. Conclusion

Objectives

Upon completion of this course, students will:

1. determine the difference between a true aneurysm and a pseudoaneurysm
2. discuss the complications of true aneurysms
3. determine the indication for treatment of pseudoaneurysms
4. differentiate the functions of the layers of the arterial wall
5. determine the characteristics of fusiform aneurysms
6. explain the causes of true aneurysms
7. determine the terms synonymous with pseudoaneurysm
8. identify the collateral pathways from the SMA to the celiac artery
9. identify the arterial branches of the celiac trunk
10. determine the organ supplied by the gastroepiploic arteries
11. identify the limitation of ultrasound in the imaging of visceral arteries
12. determine the phase of the CT scan in which the CT angiographic images are obtained
13. identify the factors related to contrast enhancement of CT arterial images
14. discuss the advantage of MR imaging over CT imaging
15. determine the slice thickness for CTA reconstruction
16. determine the potential complication for gadolinium and patients with compromised renal function
17. describe the characteristics of visceral artery aneurysms on US imaging
18. describe the characteristics of pseudoaneurysms on radiology images
19. discuss the advantages of angiography in the diagnosis of visceral artery aneurysms
20. explain how peristaltic motion can be controlled during angiography
21. identify the equipment used to sub-select an artery for embolization
22. define embolization
23. determine what materials are cast forming agents
24. define sac-packing
25. determine the indications for the sandwich coiling technique
26. determine the desirable scenarios for use of “cast-forming” agents
27. identify the type of aneurysm in which a stent graft would be indicated for treatment
28. discuss which embolization technique should be avoided as the sole treatment of pseudoaneurysms
29. describe the potential adverse finding on post-embolization follow-up imaging
30. describe the indications for treatment of visceral artery aneurysms
31. discuss the associated factors in splenic artery aneurysm formation
32. determine the fetal morality rate associated with splenic artery aneurysm
33. identify the typical symptoms of hepatic artery aneurysms
34. identify procedures that cause an increased incidence of hepatic artery pseudoaneurysms
35. identify differences in presentation of patients with SMA aneurysms
36. describe the factors that cause SMA pseudoaneurysm formation as a result from pancreatitis
37. describe the causes of multiple abdominal aneurysms
38. identify the characteristics of mycotic aneurysms
39. discuss the vascular effects of Marfan syndrome
40. determine why conventional angiography is contraindicated in patients with Ehlers-Danlos syndrome