The Nurse Is Caring for a Renal Transplant Recipient in the Postanesthesia

The nurse is caring for a renal transplant recipient in the postanesthesia care unit.Handoff communication from the OR included a reported output of 500 mL following anastomosis of the renal vessels and reperfusion.One hour after the transplant recipient was admitted to the PACU,the RN notes no urine output.Which physician order should the nurse implement first?

A) Administer 20 mg furosemide intravenous (IV) every 4 hours as needed for urine output < 30 mL/hr.
B) Administer a 500-mL bolus of 0.9% normal saline intravenously over 2 hours.
C) Irrigate the indwelling urinary catheter gently with 30 mL 0.9% normal saline.
D) Provide maintenance IV fluids of D₅1/2 NS to infuse at 100 mL/hr.