What is the rationale for giving the patient additional fluids after a cardiac catheterization?
A) Fluids help keep the femoral vein from clotting at the puncture site.
B) The patient had a nothing-by-mouth order before the procedure.
C) The radiopaque contrast acts as an osmotic diuretic.
D) Fluids increase cardiac output.

Question

Quizplus · Accepted Answer

Fluid is given for rehydration because the radiopaque contrast acts as an osmotic diuretic.Fluid is also used to prevent contrast-induced nephropathy or damage to the kidney from the contrast dye used to visualize the heart structures.

What Is the Rationale for Giving the Patient Additional Fluids