A Patient in ARF Has a Gradual Increase in Urinary

A patient in ARF has a gradual increase in urinary output to 3400 mL a day with a BUN of 33 mmol/L (92 mg/dL) and a serum creatinine of 371 micromol/L (4.2 mg/dL) .The nurse should plan to do which of the following?

A) Use a urine dipstick to monitor for proteinuria.
B) Auscultate the lungs to assess for pulmonary edema.
C) Take the blood pressure to check for hypotension.
D) Draw blood to monitor for hyperkalemia.