Interventional Radiology: A 50 Year Review

Major advances made in interventional radiology are described.

Course ID: Q00424 Category:
Modalities: ,


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Targeted CE per ARRT’s Discipline, Category, and Subcategory classification for enrollments starting after February 24, 2023:
[Note: Discipline-specific Targeted CE credits may be less than the total Category A credits approved for this course.]

Cardiac-Interventional Radiography: 0.75
Procedures: 0.75
Diagnostic and Electrophysiology Procedures: 0.50
Interventional Procedures: 0.25

Registered Radiologist Assistant: 1.00
Procedures: 1.00
Abdominal Section: 0.25
Neurological, Vascular, and Lymphatic Sections: 0.75

Vascular-Interventional Radiography: 1.25
Procedures: 1.25
Vascular Diagnostic Procedures: 0.50
Vascular Interventional Procedures: 0.25
Nonvascular Procedures: 0.50


  1. Introduction
  2. Patterns of Innovation
  3. The Early Years
  4. Treatment of Gastrointestinal Bleeding
  5. Percutaneous Transluminal Angioplasty
  6. Nonvascular Interventions
  7. Perfecting Tools
  8. Transjugular Intrahepatic Portosystemic Shunts
  9. Uterine Artery Embolization
  10. Stent Grafts
  11. Regional Cancer Therapies
  12. Summary


Upon completion of this course, students will:

  1. understand the benefit of utilizing imaging in interventional radiology
  2. explain how innovation in interventional radiology occurs
  3. list advances that helped make procedures safer and tools more durable
  4. articulate the origin of interventional radiology
  5. list tools used for interventional radiography studies
  6. recognize what study is used to image the lymphatic system
  7. point out what study is used to pre-operatively identify active gastrointestinal bleeding
  8. verbalize the requirement for successful imaging of gastrointestinal bleeding
  9. understand the slang term “shadow gazer”
  10. define vasoconstrictor
  11. recognize cardiac side effects of large dose IV vasopressin
  12. know what types of bleeding angiographers treat
  13. describe puncture site complications associated with coaxial or dilating catheters
  14. know when polyvinyl chloride balloon catheters were introduced
  15. identify strategies for addressing shortcomings of percutaneous transluminal angioplasty
  16. recognize procedures performed by cardiologists
  17. list the reasons for percutaneous nephrostomy
  18. note the cause of intra-thoracic lung abscesses
  19. explain the imaging modalities used for percutaneous nephrostomy
  20. list tools for interventional imaging that became available in the late 20th century
  21. describe the technology that replaced screen-film imaging for interventional procedures
  22. state the critical components necessary to the survival of interventional radiology
  23. state the technology that is gradually replacing digital subtraction angiography
  24. understand what trans-jugular intrahepatic porto-systemic shunts are used for
  25. define Budd-Chiari syndrome
  26. describe how stent grafts became possible
  27. define a neovessel
  28. list the clinical uses for stent grafts
  29. select the proper treatment method for delivery of chemotherapy directly into a tumor
  30. describe cryoablation