Nonionic low-osmolality contrast agents have gained tremendous popularity with physicians as a safer choice for iodine contrast examinations.It is important to remember that nonionics
A) are much less expensive than ionics.
B) still pose a risk to renal function.
C) are more difficult to inject owing to their higher viscosity.
D) cannot be used on patients who have had several CT examinations.

Question

Quizplus · Accepted Answer

Nonionic low-osmolality contrast agents are considered safer than ionic contrast agents, but they still pose a risk to renal function, particularly in patients with preexisting renal impairment or diabetes. It is important to screen patients for renal function before administering any contrast agent, and to use the lowest effective dose possible.

Nonionic Low-Osmolality Contrast Agents Have Gained Tremendous Popularity with Physicians