A 75-year-old patient is admitted for a bowel obstruction. The health care provider orders the placement of an NG tube to suction. Which ABG results would indicate the patient is at risk for metabolic alkalosis?
A Decreased pH, increased PaCO2, and decreased bicarbonate
B Increased pH, increased PaCO2, and increased bicarbonate
C Decreased pH, decreased PaCO2, and decreased bicarbonate
D Increased pH, decreased PaCO2, and no change in bicarbonate