The nurse is caring for a patient who underwent a retropubic prostatectomy. The patient has an IV infusion at 150 ml/hour and is currently NPO. The nurse assesses the patient and observes pink urine with an output of 30 ml over the past two hours. Which of the following best explains the drop in urine output?

Abnormal finding that requires attention


• The drop in urine output may be due to an obstruction, such as a blood clot, or fluid volume deficit. Either way, the nurse should assess the patient for additional pertinent data and possible causes.

• The nurse should not call the physician until more information is obtained.

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