Miscellaneous

Question 1

What is the maximum flow rate for an 18G catheter?

Answer 1

5 mL/s

Question 2

What is the maximum flow rate for a 24G catheter?

Answer 2

2 mL/s

Question 3

Approximately how long should a patient wait to resume metformin after a CT exam with contrast media?

Answer 3

2 days if kidney function is normal, or cleared by their doctor.

Question 4

What is the minimum eGFR number required, if contrast media is to be used in an examination?

Answer 4

30

Question 5

Patient ID should be verified how many times?

Answer 5

2 times. Verify verbally and check bracelet for example.

Question 6

How can we convert lbs to kg?

Answer 6

times 0.45 or divide by 2.2

Question 7

If a patient has a history of hyperthyroidism, they should probably receive IV contrast.

Answer 7

False

Question 8

If a patient has an eGFR lower than ____, metformin should be temporarily discontinued after contrast media injection.

Answer 8

60

Question 9

What food allergy is not indicative of a higher risk of CM reaction?

Answer 9

seafood

Question 10

If contrast media is being used, you should inform the patient that the exam will be approximately ___ minutes long

Answer 10

15 to 20

Question 11

When administering IV contrast, what formula can be used to determine the safe dose for an adult patient?

Answer 11

1.5 mL/Kg

Question 12

What is the maximum flow rate for a 22G catheter?

Answer 12

3 mL/s

Question 13

Patients with asthma are at risk of contrast media reaction

Answer 13

True

Question 14

What are the normal side effects of IV contrast that a patient might feel?

Answer 14

metallic taste, feeling like they’ve urinated themselves, warm feeling throughout their body.

Question 15

If contrast media is not being used, you should inform the patient that the exam will be approximately ___ minutes long

Answer 15

10 to 15

Question 16

What is the maximum flow rate for a 20G catheter?

Answer 16

4 mL/s (or 420 if that helps you)