A 61-year-old woman is evaluated in hospital as part of her ongoing renal studies. She has been undergoing intermittent dialysis for the past 3 years for chronic renal failure secondary to long-standing diabetes mellitus. Vitals are normal. Creatinine is currently 4.1 mg/dL. Blood urea nitrogen is 71 mg/dL. Which of the following is most likely to be seen in this patient?
A) Anion gap of 12
B) Bicarbonate of 28 mEq/L
C) Increased hydroxylase activity
D) Increased systemic vascular resistance
E) Potassium of 4.0 mEq/L
