ppt 9 Interventional Radiology

Question 1

What are some image guided interventions?

Answer 1

1. Drainage
2. Biopsy
3. Vascular access
4. Enteral access
5. Vascular interventions
   Diagnostic
   Angioplasty / stent for occlusive disease
   Embolization
   Treatment of Aneurysmal disease

Question 2

What could you use image guided drainage for?

Answer 2

Fluid (pleural effusion, hemothorax, emphyma)

Abscess (deep tissue access)

Question 3

What is the least and most invasive form of biopsy?

Answer 3

Least - Needle aspiration

Most - excisional

Question 4

What are the indications for enteral access?

Answer 4

Feeding access
Decompression
Gastric access

Question 5

Why should you use image guided techniques for vascular access (ex: central access) instead of the “old school” method?

Answer 5

Considered more safe and more accurate

*Can also use smaller tubes sometimes because better visualization and control

Question 6

What are the CT and Angio useful for?

Answer 6

bleeding, deep complicated abdominal abscess

Question 7

What is the CT specifically useful for visualizing?

Answer 7

Solid Organs

Question 8

What is the US useful for?

Answer 8

Fluid and gallstones

Question 9

What is always used before surgery is considered for GI hemorrhage and uterine fibroids?

Answer 9

Embolization

Question 10

What else is embolization useful for (other than bleeding)?

Answer 10

Injecting chemicals

Ex: Intra-arterial chemotherapy for liver tumors

Question 11

What are two types of enteral access?

Answer 11

1. Gastrostomy

2. PEG (percutaneous enteral access)