Interventional Radiology

Question 1

List disorders in which interventional neuroradiology

can be utilized.

Answer 1

Interventional neuroradiology is used to treat arteriovenous malformations (AVMs), arteriovenous fistulas (AVFs), tumors, and intracranial aneurysms. It is also used for stent placment
and/or angioplasty to treat cerebral stenoses and to
revascularize cerebral circulation following acute strokes.

Question 2

Interventional neuroradiology procedures can be
grouped into 3 categories. What are these 3
categories.

Answer 2

1. Embolization
2. Aneurysm Therapy
3. Cerebral Revascularization

Question 3

List common side effects experienced with contrast

agents used in interventional neuroradiology.

Answer 3

Itching, warm sensation, rash, pain, anxiety, urticaria, nausea, and vomiting.

Question 4

What neurotoxic symptoms can occur with contrast agents used in interventional neuroradiology?

Answer 4

Decreased consciousness, blindness, aphasia, and
hemiplegia. These symptoms will be masked in the
anesthetized patient, however.

Question 5

What are possible complications of interventional

radiological procedures.

Answer 5

Allergic reactions to contrast medium, vasospasm, hemorrhage, occlusion of the vessel due to catheter injury of the vessel wall.