CONTRAST

Question 1

Why do we use contrast media?

Answer 1

To distinguish areas of anatomy during the imaging process, Enhancing the visibility of vascular structures and organs during radiographic procedures

Question 2

Where do we use contrast?

Answer 2

• CT
• MRI
• GENERAL X-RAY
• THEATRES/ FLUORO
• CATH LAB
• ENDOSCOPY

Question 3

How are Contrast Agents administered?

Answer 3

• Injected into blood vessels (through the veins in the antecubital fossa)
• Orally
• Rectally

Question 4

what contrast is used in CT

Answer 4

iodine based contrast

Question 5

What happens to contrast media after imaging?

Answer 5

• if injected it is excreted through the urine

- if given orally or rectally, it is excreted through bowel movements