CT (NMTCB) Computed Tomography Exam
Question 1. Which laboratory value is most critical to assess before
administering intravenous iodinated contrast for a CT exam?
A) White blood cell count
B) BUN and creatinine
C) Hematocrit
D) Platelet count
Answer: B
Explanation: BUN and creatinine are indicators of kidney function,
which is essential to assess before giving iodinated contrast due to risk
of contrast-induced nephropathy.
Question 2. What is the primary purpose of obtaining informed consent
before a CT procedure?
A) To reduce scan time
B) To protect hospital equipment
C) To ensure the patient understands the risks and benefits
D) To increase image quality
Answer: C
Explanation: Informed consent ensures the patient is aware of potential
risks, benefits, and alternatives before the procedure.
