The patient undergoes a cardiac catheterization that requires the use of contrast dyes during the procedure. To detect signs of contrast-induced kidney injury, the nurse should:
a. not be concerned unless urine output decreases.
b. evaluate the patient's serum creatinine for up to 72 hours after the procedure.
c. obtain an order for a renal ultrasound.
d. evaluate the patient's post void residual volume to detect intrarenal injury.
B
Contrast- induced kidney injury is diagnosed by an increase in serum creatinine of 25%, or 0.5 mg/dL, within 48 to 72 hours following the administration of contrast. Urine output usually remains normal. The renal ultrasound and postvoid residual assessment are not warranted.
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